Jquery html php mysql tutorials jobs
I'm looking to profoundly refresh my current design, particularly with regard to the layout and color scheme. Here are the key components I'm aiming for: - Layout Modernization: The current layout feels outdated and I am e... - Color Scheme Transformation: With the layout changes, I want to update the color scheme as well. The goal is to craft a visually soothing and engaging palette that contributes to a better user experience. I desire a 'Clean and Elegant' style for the new design, reflecting professionalism while offering immaculate aesthetics. Ideal candidates for this project will have a solid background in HTML, an understanding of modern layout designs, and a knack for balancing colors effectively. A portfolio showcasing previous design transformations...
I am looking for a skilled developer who can assist me in creating a simple HTML filter for 2 columns data stored in Firebase. The ideal candidate for this job would have a deep understanding of Firebase and HTML, with proven experience in dealing with numeric data filtering. Key Features: - Complete the project in Maximum 2 Hours - My Budget for this Project is only $10 don't ask for more - The filter has to operate on the principle of keyword search. ( ID or Name) in workers table - The search should be case-insensitive. - attached html page & database photo Having knowledge in JavaScript might be a huge plus, as it could be integral to the task. The goal is to have a filter that effectively displays results from Firebase in real-time. Proven prior exper...
I am in need of a developer with a keen experience on PHP extensions to assist with my existing PHP-driven document management application. I need to attach second version of document scanned by Linux 'ocrmypdf' command. However, what matters to me is your past work experience. Predisposition to PHP expansions is pivotal for this task. So please, when bidding, make sure to include any past works that highlight your expertise in PHP extensions. Looking forward to working with you on this project.
...variety of devices is crucial. Experience in designing and building browser-based user interfaces using modern languages and frameworks such as Bootstrap, HTML5, CSS, JavaScript, JQuery, and Angular – Solid design and programming experience and very strong in programming disciplines like object-oriented principles, design patterns, data structures – Ability to work in a fast paced environment and willingness to figure out solutions – Excellent working in a collaborative team environment – Ability to work without supervision – Strong knowledge of Javascript, HTML, XSLT, CSS3 – Hands on experience in angular,jQuery, JavaScript & Ajax Framework – Knowledge for RESTful services Ideal Skills: - Proficient in Angular - Stron...
In my project, I'm seeking a Docker expert skilled in creating and configuring custom Docker images per my...configuring custom Docker images per my specific requirements. Key details include: - Operating System: The process will be conducted on Linux, so a great understanding of this OS is necessary. - Docker Compose Version: I require the latest version of Docker Compose to guarantee the up-to-date functionalities and securities. - Custom Docker Images: Unlike using preset images like NodeJS, Ruby or MySQL, this project demands the creation of custom Docker images. Your proficiency in Docker Compose and Linux, along with your expertise in creating custom Docker images will be integral to this project. Competence in problem-solving and working under minimal supervision wil...
I'm looking for a talented PHP developer who can quickly construct the MVP of a multi-functional platform. This website is designed to connect users with freelancers, facilitate ecommerce transactions, and provide a space for training and partnerships. The project entails a few key components: - User Registration and Login: Professionals with a streamlined interface for creating accounts and logging into the platform. - Freelancer Profile Creation: Enabling freelancers to establish an online presence, showcasing their skills and qualifications. - Ecommerce Functionality: Providing a secure and user-friendly avenue for online transactions. Payment integration expertise is also a must-have, as the platform will need to accommodate credit/debit cards, PayPal, and bank transfer...
...the visual quality of the tutorials. • The freelancer should be familiar with the challenges that beginners face while learning interface navigation and should be able to create content that addresses those challenges effectively. Desired skills and attributes: • Video editing and production expertise. • Strong knowledge of CGI and other special effects. • An educational mindset that can translate complex concepts into easy-to-understand lessons. This project will be perfect for a freelancer who has previously worked in creating or editing learning materials for beginners. Please include any relevant experience in your proposal. I am looking forward to creating a successful working relationship that aligns with the vision of producing beginner-friendly ...
I'm seeking a proficient PHP developer who can enhance the security features on my site. Overview: I run a website that consists of multiple folders. Each user should only have access to their designated folder. The most important task you'll be working on is developing and implementing a piece of code that prohibits users from accessing data in folders not assigned to them. Tasks to be Accomplished: - Write and implement PHP code - Restrict users from accessing data in folders not assigned to them. Questions You'll Address: Although the following questions were skipped in the original project brief, answers will need to be developed during the course of the project: 1. The type of access restriction for the users; users should be allowed only to their re...
I'm seeking a highly skilled PHP and Laravel developer for back-end development for my project. The primary responsibilities of the right candidate will majorly involve: - Setting up the server-side logic that powers the user interface of the web application. - Writing efficient, fast and robust code. Although not specified, it would be an advantage if the developer has experience or is comfortable with: - Implementing a user authentication system. - Payment integration. - Developing a data analytics feature. The timeline for project completion hasn't been determined yet, but we will discuss this during the hiring phase. Strong command over PHP, Laravel, SQL and knowledge of AngularJS will be preferred. Prior experience in server-side templating languages ...
simple work, i need correct this component and make adjust perfect to mobile view, easy task, se picture for understend about i talking. and need fech the rest of tables in the database (i will geve u full database whit the data for do the job more easy) IF DO A FAST AND GOD WORK WHE HAVE MORE JOB ON THIS PROYECT PHP 7.4 MYSQL BOOTSTRAP DESIGN
I have a Figma design that I would like converted into HTML. The HTML page should be: - Compatible with all major browsers including Chrome, Firefox, Safari, Edge, and Internet Explorer. - Static with no additional functionality or interactivity required. - I am using bootstrap. Basic HTML design is already done for expert it is around 2-3 hours work. The ideal freelancer for this project should: - Have solid experience in converting Figma designs to HTML. - Understand and ensure cross-browser compatibility. - Implement the design accurately and reflect the look and feel of the Figma design in HTML.
we are looking for a senior PHP developer with a minimum of 16-20 years of experience Skills and Experience MUST HAVE: - 16-20+ years of PHP development experience. - Proficient in Laravel framework. - Experience SQL Injection prevention/fixing - Finding and Securing any loop holes in the system - implementing new features , for enhancement of the platform, - must be an INDEPENDENT developer, not an agency! ********** - must be able to work on GITHUB - MUST be able to change FIGMA design to HTML and implement php pages from it. - lastly making sure platform is mobile responsive Must be knowleadble in updating designs as well when needed. DO NOT BID if you are an agency, if you are a marketing person or project manager. We will only give the project to the ...
I'm seeking a knowledgeable individual who can educate me on using a Mac computer, particularly in regards to managing files and folders. I primarily need assistance with understanding how to move files effectively. • Explaining the process in simple, easy-to-understand steps is key. • Prior experience with creating tutorials or providing computer-based lessons is preferred. • In-depth knowledge of Mac operating systems and file management is required. Thank you in advance for your assistance! Your efforts will vastly improve my daily Mac usage experience. pay/hr
I require an expert to design a HTML with an API compatible with OpenAI. The primary aim is to interpret user questions into an AI default prompt and exhibit AI-generated responses. Key Aspects: - Enabling of AI-generated responses: The platform should efficiently convert user-based queries into AI default prompts and showcase the responses from AI. - Custom Display Design: The AI responses will need to be displayed on styled div elements. This involves incorporating a neat, clean, and minimalistic design style. Ideal candidates should have experience in HTML, API integration, as well as a strong grasp of visual design aesthetics, with a specialty in a minimalistic and clean design. Familiarity with OpenAI would be a strong advantage.
I'm seeking a talented designer to create a professional, bold, and elegant logo for my series of furniture assembly tutorials. * Design Style: Although my preference leans towards a bold and elegant style, I'm open to ideas that incorporate subtle minimalist aspects. * Color Scheme: The primary color of the logo should be white. If you believe additional colors can enhance the logo, feel free to make suggestions. * Elements and Symbols: I'm uncertain about the specific elements to be included in the logo. However, since the company focuses on furniture assembly, demonstrating your capability to creatively incorporate relevant symbols in your design is a plus. Ideal Candidate: - Extensive experience in graphic and logo design - Strong portfolio showcasing your cr...
I need a proficient developer to create a migration script for my PHP-based freelancing platform (WordPress). This task entails resetting the trial date for all users currently on the platform. Key tasks involve: - Spotless understanding and execution of PHP and MySQL - Generating a script to reset every user's trial period to a span of 5 years Experience in working with PHP and MySQL databases is a must. Please, an understanding of freelancing platforms and user management would be highly beneficial. This project requires precision and attention to detail to ensure every user's trial date is updated correctly without causing interruptions to our platform.
I am looking for a skilled developer who can assist me in creating a simple HTML filter for 2 columns data stored in Firebase. The ideal candidate for this job would have a deep understanding of Firebase and HTML, with proven experience in dealing with numeric data filtering. Key Features: - The filter has to operate on the principle of keyword search. ( ID or Name) in workers table - The search should be case-insensitive. - attached html page & databse photo Having knowledge in Javascript might be a huge plus, as it could be integral to the task. The goal is to have a filter that effectively displays results from Firebase in real-time. Proven prior experience in a similar project would be much appreciated.
A new classifieds site in Laravel wants to USE the database data from an old template. I need you to COPY the old data to the new database. Create (if necessary) new fields and connect each of them to the new template already installed. All information from the old database needs to appear in the new Laravel template (front and also in the admin). 1) Example FIELDS: 2) Attached are the two database models: old and new 3) Please, your final bid price! Regards, Ramos.
As the owner of a website with integral ASPX pages, JavaScript programming, and HTML, my primary aim is to optimize its load times and overall efficiency. I require a professional with advanced skills in these areas who can: - Evaluate current ASPX pages, JavaScript programming and HTML scripts - Make insightful recommendations and implement corrections where needed - Prioritize the optimization of load time efficiency Specifically, I'm looking to improve the navigation, form handling, and data validation functionalities on my website. The overall objectives are to: - Improve website usability - Enhance user experience - Increase data Validity Your deep understanding of ASPX, JavaScript, and HTML will be critical in this task, as is your proven experience in o...
setup linode server with phpMyAdmin and MySQL for laravel.
...duration of stay of the reservation. If there are no rooms available, then notice the user about that. When these rooms are displayed, make sure also display images for different type of rooms available. It shall list price per night and the total cost for the stay period. A user can choose the room type they want. The information of the available rooms shall be retrieved dynamically from your backend MySql database rather than hard code. After user submit the request, your system should store reservation information to your database. There is a confirmation page which contains fields for user to enter his/her name and correspondence information such as address, street name, city, state, phone number, email address. The room type, stay period and cost of the stay will be summariz...
...rendering very slowly across all pages, noticeably slowing down how users interact with my platform. I haven't had the chance to test this on different devices and browsers, so there's a chance this problem could expand beyond what I have personally observed. I need a competent PHP developer who can: - Diagnose the root cause to help understand where the problem lies. - Implement a solution to fix this bug and improve page loading time. The perfect candidate for this job should have: - Extensive experience debugging PHP code. - Proven track record of enhancing website speed. - Solid understanding of cross-browser compatibility - Strong problem-solving skills and attention to detail. Please share your past experiences solving similar speed issues. Only those...
...Product: - The final output should be in the form of interactive multimedia and video tutorials, ensuring ease of understanding and accessibility. Target Audience: - These materials are developed with the intent of reaching a wide range of audience including employees, students, and the general public. Therefore, the developed content should be clear, comprehensive, and understandable to all. Ideal Candidate: - I am looking for a freelancer who has extensive experience in instructional design, specifically in creating e-learning modules and training materials - You should have a strong ability to synthesize information into smooth and clear content - Expertise in creating interactive multimedia and video tutorials is a big plus. If you can deliver high-standard content ...
I'm in need of a skilled web developer to create a responsive HTML email template tailored for my existing business. This unique, attention-grabbing template will be used for promotional offers and discounts, targeted at potential customers. Key features: - Colors: Predominantly white, with accents of red and black. The inclusion of blue is up for discussion. - Text : The main communication text should read - 'It's 2 o'clock in the morning. Do you know what your website is doing?' Call to action: Learn more (link to our site) Images: worried parents and web site down Sales pitch: Free lifetime plans more advanced plans starting at $5 more text: Free Website Status Check — Email, SMS, Voice Call, Slack And Many Other Alerts And Integrations. 50...
...the existing PHP code that needs to be updated and rewritten for efficiency, maintainability and seamless integration with a third-party API. The main tasks will involve: - Code update and rewriting: You will work on the current PHP code that has been identified as needing updates and rewrites. Because this will lead to integration with a new feature, proficiency in PHP to seamlessly rewrite sections of the code is necessary. - Third-party API integration: The code rewrite will facilitate integration with a third-party API. Thus, you should possess the knowledge and experience in working with APIs, understanding their idiosyncrasies, handling the control flow, and managing the data exchange effectively. Ideal Skills and Experience: - Proficient in PHP and...
I am in need of a PHP developer with extensive knowledge and experience in Inventory Systems, particularly Stocky Full POS and MySQL DB. The task will include: - Hiding the "Cost" column on the following pages: "Purchase", "Products" and "New Products". - Adding a "New Report" button that can read data from MySQL DB, specifically for Super Admin usage. This task needs to be completed as soon as possible. Ideal candidates will have: • Proven experience with PHP, specifically relating to Stocky Full POS. • Extensive knowledge in MySQL DB. • Good understanding of user roles and permissions, especially Super Admin functionalities. • Ability to deliver quickly and efficiently. Your p...
I require a highly skilled System Administrator with extensive knowledge of Magento 2, Linux, and MySQL. Your tasks will be to: - Install Magento 2, elastic search and import code and DB into new server. - I'm open to your recommendations on the Magento 2 version that would best suit our project. Successful applicants should have: - Proven experience with Magento 2 installations - A deep understanding of Linux server management Please, note that effective communication and strict adherence to deadlines are crucial for this project. I'm looking forward to your bid.
We are looking for an experienced WordPress developer to convert our existing HTML pages into a fully functional, customizable WordPress theme. The ideal candidate will have a strong understanding of WordPress theme structures, PHP, and front-end technologies. **Key Responsibilities:** - Convert HTML files to a WordPress theme with clean, maintainable, and efficient code. - Ensure the theme is fully responsive and optimized for various screen sizes. - Develop a user-friendly backend options panel to allow easy customization of the website, including changing logos, colors, and layout settings. - Incorporate widgets and features as per the existing HTML design. - Ensure compatibility with major WordPress plugins and adhere to WordPress coding standards. - Optim...
Html and using JavaScript to change the bar % randomly for every game every 2 hours after refresh or non refresh (up to u)
I'm in need of a SQL engineer with specialization in query optimization and extensive knowledge of MySQL. The project will involve fine tuning basic single-table queries for better performance in MySQL database. Ideal skills and experience include: - Expertise in MySQL database management - Proficiency in SQL query optimization - Ability to troubleshoot and debug errors Your responsibility would be to collaboratively review the existing database structure, and optimize the SQL queries in order to improve the performance, reduce the run time and the load on the server. This task requires clear understanding of SQL code, MySQL database design principles and industry best-practices. With your technical expertise, I'm looking forward to make mydatabase ...
I require a skilled PHP Laravel Developer to work on two major tasks: 1. Customizing my existing Laravel project. Your expertise in Laravel will be vital in fine tuning and adding the necessary improvements that my site needs to be optimal. 2. Building API integration. This task will involve integrating several third-party APIs into the Laravel project. You will work with Payment Gateway, WhatsApp API, and OTP. Previous experience with these APIs or similar ones will be highly valued. Experience with Phone Pay, specifically, as this is the payment gateway we plan to use for the project, is a must. 3. I'm seeking a highly skilled Android App Developer (PHP Laravel for back-end) to create a cutting-edge application focused on streamlining our order management and fulfil...
We are looking to have a simple staff dashboard created that will be expanded as time goes on. This can be in either NextJS or PHP and will use a MySQL database. It doesn't need extensive design work as it's just an internal dashboard, it however should be responsive/mobile ready and a basic layout of a left menu with the various selectable modules and right column for the page content/display is suitable. There is no complicated or extensive work needed for this initial phase. It's primarily a login/authentication with few database tables that need the contents listed, editable and searchable. Future phases will have more indepth functionality and a customer facing dashboard. We are looking for someone experienced that works quickly, provides secure an...
I am seeking a proficient PHP programmer for the addition of functions to an existing script. The ideal candidate will have expertise in: - PHP programming - Front-end development (HTML, Javascript) - Back-end development - Database integration (SQL) The main purpose of this project is to build upon and enhance our pre-existing system. Your role will be essential in introducing new functionalities to improve our script. Please only apply if you have extensive experience in these areas. I look forward to potentially working together.
I am in need of a skilled PHP developer, ideally with a good command of CSS as well, for a data handling project. The task involves pulling numeric data from two separate tables and allowing the user to update this information with just one click. The data will then need to be displayed in a PHP table. We are listing all the properties that are contained in a table called “Property_List” and pulling the interest values that are in a table called “1098”. Its okay if there are not entries that exist in the 1098 table as the table will just show no number in the returned interest field box. When the user clicks the update button an entire will be created in the “1098” table with the property name, year ( which it is pulling from the year dr...
...****************************************** Please see the attached file for project details. I need a PHP coder's assistance in analyzing and debugging a code file. The errors are specific to certain lines within the code, however, I require your expertise in locating these problem areas. Key Responsibilities: - Thoroughly scan the PHP code file provided - Detect the lines of code with issues - Correct the faulty lines Ideal Freelancer: - Experience in PHP Code debugging - Strong analytical skills - Attention to detail ************************************************************************************************* Please bid only if you have extensive past experience in .php applications, and can deliver this in the next 2 to 4 hours. You w...
I'm on the lookout for an adept .NET developer with a strong background in jQuery and SQL server. The end goal is to construct an efficient hospitality software. This is an urgent position, ideally located in Nagpur. Primary Requirements: - System development using .NET and jQuery. - Thorough understanding of SQL server operation. Key Features: - Capable of handling billing and invoicing. - Inventory management capability. Ideal candidates would have considerable experience managing comparable projects and deriving software solutions in the hospitality industry. Proven proficiency in .NET, jQuery, and SQL server is crucial to this role. Your proficiency will be key in delivering a quality solution that aligns with our objectives.
I have a current Vue.js project that needs conversion to HTML and JavaScript. The primary objective is ensuring easier maintenance. Moreover, specific organization preferences involve arranging the HTML and JavaScript according to the page or feature. This arrangement aims for improved readability and easier access. In turn, this will aid better project management in the long run. Ideal candidates are experienced in Vue.js, HTML, and JavaScript. A strong understanding of Vue directives and component interactivity is crucial. Experience in organizing and structuring code according to page or feature will be beneficial.
I am looking for a skilled PHP Web Developer who is proficient in integrating Facebook APIs into web applications. I have a web application for which I need this particular skill set. Experience and Skills: - An acute understanding of PHP Web Development - Robust experience in Facebook API integration - Experience in Facebook Graph API integration Project Overview: The goal of this project is to integrate Facebook APIs into my existing web application. This integration will go beyond basic functions and needs an experienced developer who can navigate Facebook's API documentation and understand the ins and outs of the API functions.
We are looking for a skilled front-end developer with expertise in JavaScript, jQuery, HTML, Jinja2 and CSS to implement enhancements on our existing Point of Sale (POS) web page. The ideal candidate will have a strong understanding of user interface design and experience in integrating front-end components with backend systems. Existing code will be provided. Tasks: - Enhance Current Product Filtering: Update our POS page to include dynamic product filtering. The filtering should be responsive and update the product display in real-time. Currently drop down for Categories and input field for searching are functioning. This needs to be upgraded to a sidebar similar to what is commonly found on online stores that includes filtering for: + Category + Price (Min and Max value i...
I'm on the hunt for a proficient fullstack Developer who specializes in PHP, Codeigniter, and MySQL. This knowledge should be complimented by a solid background in SaaS-based product development, preferably relating to an Educational ERP. Primarily, the developer should be able to: - Expertly handle PHP, Codeigniter, and MySQL - Seamlessly manage user roles and privileges - Easily handle subscription billing - Effectively integrate multiple APIs Skills and Experience: - Proven experience as a fullstack developer in SaaS-based product development - Substantial experience in PHP, Codeigniter, MySQL - Knowledge in Subscription billing & feature integration - Expertise in API Integration - Understanding of Educational ERP will be an advant...
I'm in need of an expert PHP developer to craft a complex data query. The project revolves around extracting specific columns from multiple tables (User data tables, Transaction data tables, Customers data tables and Suppliers data table) into a single query. Key Requirements: - Expertise in PHP - Strong experience with SQL and database interactions Brief: I have created four tables named users, customers and suppliers and transactions. In users I have column named uid, name, email, mobile. Here users register themselves for login purpose. In customers table I have column named id, uid, name, mobile, email (here uid is the uid of user who is adding customers and name, mobile, email are the customer’s details). In suppliers table I have column named id, uid...
I have one excel software I want to make it as same in php version there are some prescribed formats I want to show them that forms as well as download in pdf
I'm in need of an expert PHP developer to craft a complex data query. The project revolves around extracting specific columns from multiple tables (User data tables, Transaction data tables, Customers data tables and Suppliers data table) into a single query. Key Requirements: - Expertise in PHP - Strong experience with SQL and database interactions Brief: I have created four tables named users, customers and suppliers and transactions. In users I have column named uid, name, email, mobile. Here users register themselves for login purpose. In customers table I have column named id, uid, name, mobile, email (here uid is the uid of user who is adding customers and name, mobile, email are the customer’s details). In suppliers table I have column named id, uid...
This project requires a skilled AWS migration specialist to transition our PHP/MySQL web application from its current hosting on a T2 instance to a T3 instance on Amazon Web Services. The data and files involved in this migration are relatively modest, totaling less than 1GB and fewer than 10,000 files. Clear communication and attention to detail are essential for this project. I've observed that some freelancers do not thoroughly read requirements or respond to ads without fully understanding them; therefore, I have included two questions in this job post. To be considered for this role, please answer both questions at the BEGINNING of your reply to this ad. Key Tasks: Plan and implement the migration process efficiently. Ensure the security, reliability, and perform...
I'm currently facing a malware issue on my PHP website. My website has been flagged by antivirus software as potentially carrying some form of malware, and I am in need of someone who can effectively clear this up for me as soon as possible. Key aspects of the project include: - Thoroughly investigate the flagged malware on the website. - Ensure complete removal and clean-up of any existing malware. - Validate the website after removal process to ensure it's free from any threats. Ideal freelancers for this job should have: - Expertise in PHP web development. - Proven experience in malware identification and removal. - Understanding of website security and how to reinforce it. I haven't noticed any unauthorized changes on the site. The focus is to eliminat...
I need a clean, responsive and intuitive design for a trading website You will provide the responsive html page/pages for desktop and mobile There will be no inline css, only classes in html. You will provide the css file/files that contains the theme. Only html, css, bootstrap, jQuery (and if you want, Vue 2) is allowed. Don't use material or other frameworks. Don't use site builders, unreasonable extra css or htlm div elements are not acceptable. No javascript / logic is expected, but you have to show how each modal will look on desktop and on mobile. For mobile view the modals content can be shown as full screen page, if you think it looks better. Check the description below, if elements are missing from any view I can't accept/pay the job b...
My query below doesnt work i need AS order_total BUT ONLY WHEN = 'ot_total' and i also need AS shipping_method BUT ONLY WHEN = 'ot_shipping' my strategy below failed as it seems i can only use the condition in the normal WHERE clause near the bottom i.e WHERE o.orders_status = s.orders_status_id AND s.language_id = '1' AND = 'ot_total' however this means will return data for the ot_total class but i want it for the ot_shipping class im simply trying to add 2 conditions 1. return AS order_total for the = 'ot_total' 2. return AS shipping_method for the = 'ot_shipping' i dont want for = 'ot_total' so help me ? is this not possible or do i have to execute a completely sepearate query?? that seems a waste...
In need of a specialist in PHP and MySQL to build a robust web application. The main functionality would be to create, update, and delete tables, with strong emphasis on create/add data. Ideal Skills and Experience: - Proficient in PHP and MySQL. - Familiarity with CRUD operations. - Experience with data validation. - Knowledge in user authentication. Functionalities Required: - Table creation. - Updating existing tables. - Deletion of tables. CRUD Priorities: - Strong orientation towards create/add data functions.
I am looking for an experienced PHP developer to help me extend the functionality of my existing core PHP platform. Key tasks will include: 1. User Authentication: Implement a secure, reliable user authentication system to manage user access and registration. 2. Database Integration: Set up a robust database link to fetch and store information effectively. 3. Payment Gateway Integration: Build a reliable and efficient payment gateway to facilitate transactions. Skills and Experience: - In-depth knowledge of PHP - Experience in database creation and connection - Proficiency in creating and integrating secure payment gateways - Familiarity with best practices for user authentication Although I've missed some details regarding the end goals and challenges of t...