Classformatexception null java class file jobs
...manually update to the latest version. o Personalization Management: Users can customize certain personalized functions. o Wallet Binding: Users can bind wallet addresses on their own. o Hiseven Recharge: Provide Hiseven recharge function, users can top up on their own. • IM Module Development o Build IM Architecture Platform: Use Netty to implement instant messaging (IM) functionality in Java. o User Authentication: Used to verify user identity, common authentication methods include username and password, OAuth, two-step verification, etc. o Presence Management: Manage and display user statuses such as online, offline, busy, invisible, etc. o Message Transfer: Implement message sending and receiving between users, including text, images, audio, video, a...
I'm currently seeking a skilled backend developer who has proven expertise in Python, Java, and Ruby. I need someone who can guide me through whether to use the current source code or start from scratch, a decision that we can make together as the project evolves. As our project's main responsibility is to handle authentication and server configuration, the perfect candidate should be experienced in: - Setting up, managing, and sustaining server configurations - Handling various authentication tasks - Expertise in Python, Java, and Ruby - Decision-making skills concerning source code development This project will be rewarding for someone who enjoys tackling unique challenges and has a flair for problem-solving. If you're up to the task, please don’t ...
Hello, I am currently looking for an excellent developer who is well versed in at least any one of the following fields: Java, C#, Golang, Rust, JavaScript, Python, solidity, web3, blockchain, web frontend and backend. Of course, he must be prepared to work with us long term, more than 40 hours per week. You must be geographically located in Europe or the Americas, be able to work at least 6 hours EST day time, and possess written/verbal English skills at an advanced level or higher. In order to select excellent talents, you will need to anticipate a 30-60 minute technical interview with a project manager in our team. Dont worry. We need at least 3 developers. Expected salary range is $15-$25/hr depends on experience. Please feel free to send us applications embroidered with yo...
I'm seeking a skilled Java UI/UX designer who can revamp my hospital management system's GUI. The goal is to render a modern, minimalist design, ensuring component stability, consistency, and responsiveness across varying screen sizes. Your tasks include: - Redesigning the overall layout to infuse a modern and minimalistic theme. - Fixing the GUI so the components retain their placement on larger screens. - Improving stability and responsiveness across all GUI components, not limited to buttons, text fields, and drop-down menus. In your bid, please include your relevant Java UI/UX design experience and any hospital/healthcare-related projects you've worked on. Expertise in modern UI/UX design and responsiveness is paramount for this project. Thanks for your i...
I need a professional graphic designer to convert my existing logo into a high-quality PNG file. This project requires: - Converting the logo into PNG format, suitable for various use-cases - Flexible approach in providing the logo in different dimensions as needed - Providing the logo in JPEG format as well Ideal skills: - Graphic design - Proficient in Adobe Illustrator or similar software - Experience in logo editing and file conversion
Hello, I want someone good with compiler construction subjects Like creating a parser for a language You can find the project file from attachment you can find readme file in there explaining the project and task You would utlize the scanner that is in src/scanner, and build the parser in , which is the starting file you can also find it in the src folder The goal is to build the parser and pass all test cases Please read and check before bid
I'm working with an API who giving the hash of a file, it returns a p7s digital sign in base64 who needs to be add it to the PDF dictionary. (It can be one or more signatures) What I want is, the ability to add the sign to the PDF in NodeJS (better if it's with typescript) and then open it in adobe acrobat and see the sign. I will provide the PDF sample, the hash of the file and the response of the API in base64 to be tested. Additionally I have an example in Java to better undestanding of the requeriments The flow of the file will be: 1. Give the hash and received the API response (this will be mocked) 2. The API response must be decoded (it's in base64) and add it to the PDF 3 A new PDF must be saved in the disk 4. When the new pdf is opened...
Java developer who can work with flutter. As requirements are to integrate Java sdk in small flutter print app. We are integrating new android printer with Java SDK in flutter is fully working and printing already but we need to change the SDK as we are upgrading android printer. If you have experience of integrating java sdk into flutter app come forward.
I'm in need of a skilled CAD designer to create a simple STL file for prototyping purposes. Key Requirements: - The design should consist of basic geometrical shapes. - It is intended primarily for prototyping use, so the emphasis is on simplicity and functionality. The ideal freelancer for this project should have: - Proficiency in CAD design, particularly in creating 3D printable files (STL). - Experience in creating simple, functional designs for prototyping purposes. - Strong communication skills to ensure the final design meets the intended purpose. Please note that no specific dimensions are required, as the proportions are flexible. The main goal is to create a suitable file for the prototyping process.
I'm in need of a skilled CAD designer to create a simple STL file for prototyping purposes. Key Requirements: - The design should consist of basic geometrical shapes. - It is intended primarily for prototyping use, so the emphasis is on simplicity and functionality. The ideal freelancer for this project should have: - Proficiency in CAD design, particularly in creating 3D printable files (STL). - Experience in creating simple, functional designs for prototyping purposes. - Strong communication skills to ensure the final design meets the intended purpose. Please note that no specific dimensions are required, as the proportions are flexible. The main goal is to create a suitable file for the prototyping process.
I'm in need of a professional, visually appealing website that's tailored for my yoga business. It should be designed to promote my services and cater to a mixed level of audience. Key Features: - Booking System: The website should have a user-friendly booking system that allows clients to easily reserve spots in the classes. - Class Schedule: Displaying a clear and easily accessible class schedule is crucial. It should be regularly updated and synced with the booking system. - Pricing Information: Clearly presenting pricing and membership options is important for potential clients to make informed decisions. Ideal Skills and Experience: - Proven experience in designing and developing websites for service-based businesses, preferably in the wellness or fitness ind...
I have a file uploading system installed in my localhost server that's working perfectly. But when I tried to move it to an IIS server, it's not working.
Onboarding Full analysis of current and past marketing, competition, web traffic, and creative. Define strengths and weaknesses. Evaluate current channels and identify areas for new opportunities. Branding Logo, animated logo, and brand guidelines. Video/Animation Work Video shoot (1/2 day) in class with kids. These videos and photos will be used on website, social channels, as well as ads. Website Relaunch Website design and dev. B2B and B2C areas with intake forms and ecommerce for payments. Create 3 campaigns to launch in phases. This will consist of MONTHLY: Analytics Review Review data from previous month. Make adjustments based on strengths and weaknesses. Website Maintenace Website health check. SEO check and make sure everything is up to date and back site up....
I am in need of a proficient programmer with expertise in Python, Java, and JavaScript. The main goal of this project is to develop a mobile app pertaining to social networking. The perfect fit for this project will have the following expertise and experience: - Proficiency in Python, Java, and JavaScript - Extensive experience in mobile app development - Knowledge of the architectures, trends, and emerging technologies of social networking apps - Experience in building mobile apps with superb user experience and interface design The ultimate goal is creating a unique, user-friendly, interactive, and impressive social networking mobile app.
Onboarding Full analysis of current and past marketing, competition, web traffic, and creative. Define strengths and weaknesses. Evaluate current channels and identify areas for new opportunities. Branding Logo, animated logo, and brand guidelines. Video/Animation Work Video shoot (1/2 day) in class with kids. These videos and photos will be used on website, social channels, as well as ads. Website Relaunch Website design and dev. B2B and B2C areas with intake forms and ecommerce for payments. Strategy/Campaign Build Create 3 campaigns to launch in phases. Monthly: Analytics Review Review data from previous month. Make adjustments based on strengths and weaknesses. Website Maintenace Website health check. SEO check and make sure everything is up to date and back site ...
I'm seeking a skilled expert in Revit to help breathe new life into an existing model. The project involves making changes to the floor plan, updating the interiors, and skillfully creating a new layout for the furniture. Design elements were skipped, so your creative input is welcome. Key tasks include: -Remodelling the existing Revit model Professionally -Adding some Green building/ Sustainable elements -Current revit model does not look Professional, I need it very professionally
I need some easy work in Android I need some android apps using java I need easy work at low budget but for long term I need work from Pakistan freelancer
I'm in desperate need of a Logic Pro expert who can recover a corrupted project file. Here's the situation: - After my file got corrupted, I tried to restore it and failed. - Not sure if I have a backup of the corrupted file, your expertise will be needed to check if any backup exists. Ideally, you will be a seasoned Logic Pro user who's familiar with MIDI programming, audio editing, and mixing and mastering. You should also possess advanced troubleshooting skills and file recovery experience in Logic Pro. Time is crucial as I need to get back to work on this project ASAP. Please reach out if you're confident you can assist.
...logos, such as La Roche-Posay, RhodeSkin is strongly desired. - Desired Feel: While I want the logo to be elegant and luxurious, it's also important that it retains some level of simplicity, similar to the La Roche-Posay logo. I'm not looking for anything overly intricate or complex. - Key Concepts: Luxury and Elegance. Our target demographic appreciates cosmetics that exude sophistication and class. The logo should subtly communicate these features. If you have an impressive portfolio showcasing a flair for elegant design in the cosmetics sector, I'd love to hear from you. Also, feel free to provide any initial concepts or ideas to show your understanding of the project. I would like a 3D demonstration of the logo on a shampoo bottle with the other sample t...
I want an Italian language tutor who speaks Arabic to give classes for 1 student. Each class would be 60 minutes. The pay is 8 Dollars per hour. I will provide the curriculum and guiding material to the tutor. To apply, please attach a 30 seconds voice note in Italian talking about why you've learnt this language. Good luck!
I'm in need of an experienced Java programmer to assist in developing software through using the IDE NetBeans. Key details: - Your main task will be the development of elegant, efficient Java software solutions. - While no specific CMS is being targeted, a comprehensive understanding of them can be beneficial. - Some familiarity with NetBeans is preferred, to streamline the development process. Ideal Skills: - Extensive background in Java programming - Proven experience in software development - Familiarity with NetBeans IDE
I'm seeking a proficient Java programmer, skilled in using netBeans, to develop a versatile software application for generic use. Your responsibilities include: - Creating a software application from scratch. - Primarily focusing on designing a user-friendly, robust User Interface. Ideal applicants should have significant experience in UI design and application development. Exceptional debugging, troubleshooting, and code performance optimization skills are advantageous. Deep understanding of Java programming and proficiency in netBeans is vital. If you've worked on similar projects preferably generic software development, it would be an added advantage. Your ability to deliver on this project will have a direct impact on the functionality and user-experience of t...
I need a real estate development pro forma converted from a PDF to a functional excel file. One document is 18 pages and the other is 17 pages.
I need some easy work in Android I need some android apps using java I need easy work at low budget but for long term I need work from Pakistan freelancer
Hello, I need a complete professional in scrap, java, python flask, composer. more details in private
I need some easy work in Android I need some android apps using java I need easy work at low budget but for long term I need work from Pakistan freelancer
I'm in need of professional video editing service specializing in shorts creation. Key Requirements: - Expertise in creating titles and animations. I am not looking for basic or advanced editing services. - The end product should be elegant and professional, not minimalist or overly colorful. The design should speak class and sophistication. - The final video should not exceed a duration of 1 minute. The efficient delivery of the intended message is crucial within this short span. Ideal skills: - Proficiency in professional graphic design software. - Excellent sense of timing, pacing and movement in visual media. - Creative mindset to turn visual elements into engaging motion graphics. Experience in crafting concise, effective, and visually striking videos is highly app...
I'm looking for a skilled Java developer to create a Graphical User Interface (GUI) frontend for my application. The frontend needs to be compatible with Windows. Key Requirements: - Develop a visually appealing and user-friendly GUI using Java. - Ensure the GUI is compatible with Windows OS. Ideal Skills and Experience: - Proficiency in Java programming. - Experience in creating GUIs for Windows. - Strong understanding of user interface design principles.
Project Students are expected to design and build an interactive website based on the material learned in the class using content management systems such as Joomla. This project aims to allow students to use their innovativeness and creativity to build an e-business idea in small teams based on 2 students. Students can pick pure or partial e-business models that can have online transactions through a website. The project should contain all the components of a well-made website. It should include: • Web pages, videos, images, banners, menus • Forms • Server-side scripts • Database The following are some sample projects which you may work on one of them: a) Online magazine in health/sport etc. ... b) Online library system c) Online clinical appointment system d) On...
...Scale Integration: Integration with a Wi-Fi-enabled smart weighing scale to automatically update the app with the user’s weight and body fat percentage. This feature is crucial for providing real-time feedback and progress tracking. Personalized Goal Setting: Users can set and customize goals related to physical activity, hydration, sleep, etc., tailored to their personal health objectives. Live Class Registration: Users should be able to register for live classes covering various topics like fitness, nutrition, meditation, and yoga, enhancing engagement and support throughout their journey. Subscription Management: Implementation of in-app mechanisms for users to easily manage their subscription packages. Data Privacy and Security: Ensuring user data is kept secure and...
...to be simple, reliable, and secure. Key Requirements: - File Upload: The form should allow users to upload multiple files. There should be a clear indication of the allowed file types and a size limit. The uploaded files should be go to a Google Drive where a file handling automation script can be used. - Personal Details: The form should have fields for essential personal details. Although the specifics were not provided earlier, it's safe to assume this would include common fields like name, email, phone number, etc. - Payment Gateway Integration: The form should support payment via Paypal, bank transfer, and credit card. Ensure the payment process is smooth and well-integrated. - The form should first let the user upload the file without requiring a ...
I am in search of a talented software developer who can seamlessly integrate RFID door lock system, WiFi management, and an online booking system into a user-friendly hotel mana...experience to our clients which include hotels, resorts, and bed and breakfast establishments. The functionality must include but is not limited to: - A user-friendly online booking system that reflects real-time room availability - An integrated RFID door lock mechanism - Effective WiFi Management per booking The candidate should ideally possess a comprehensive understanding of PHP, Python, and Java, and have previous experience in building similar systems. Your input and recommendations on how to improve functionality and user experience will be greatly valued in the successful implementation of thi...
I have advanced statistical modeling tasks in Stata that need completion. Your primary objective will be to aid in generating a log-file using a specific dataset for several assignments. Further details of the project are as follows: - **Type of Tasks**: Primarily data analysis-related tasks in Stata - **Complexity**: The tasks range from intermediate to advanced statistical modeling, with a focus on time series analysis. - **Your Role**: Your primary role will be aiding in generating a log-file using a specific dataset for several assignments. Ideal candidates for this project should have the following qualifications: - Proficient in Stata, with a strong background in data analysis and statistical modeling - Prior experience with generating log-files in Stata - Ability to...
Responsibilities: Develop a responsive and user-friendly e-commerce website using HTML, Java, and native technologies. Implement robust security measures to safeguard user data and transactions. Integrate payment gateways and shipping APIs for seamless transactions and order processing. Customize and enhance the website's functionality based on project requirements. Collaborate with the design team to ensure a visually appealing and intuitive user interface. Requirements: Proven experience in developing e-commerce websites from scratch. Proficiency in HTML, Java, and native application development. Strong understanding of web development best practices and standards. Experience with responsive design and cross-browser compatibility. Knowledge of security protocols and ...
Hi! We have developed AE files. These have been developed based on the storyboard in PPT. Some slides of these in AE file have to be edited (text change/placement, or image replacement), and some others to be recreated (and the existing one to be deleted). Refer to the PPT file (AE source file to be edited will be shared on selection). I'm in need of a skilled After Effects specialist to create a file for educational purposes. Key Requirements: - Proficiency in Adobe After Effects - Strong portfolio showcasing past work in animation - Ability to incorporate feedback and make revisions accordingly Please get in touch with me at 9910502288. Please note that the work is expected to begin almost immediately on selection.
There is a need for an experienced developer who can swiftly develop a feature for file uploading and image editing, with capabilities like cropping. The requirements for the project include: 1. File Uploading: Capable of managing various file types, ensuring smooth upload. 2. Image Editing: Should include an editing feature, with a particular focus on cropping for image customization. Ideal skills for this would be proficiency in Python, JavaScript, HTML, and CSS, with excellent knowledge of libraries and frameworks that can facilitate image processing. This needs to be completed as soon as possible, so a freelancer who can commit and provide quick yet quality work would be ideal.
I have a PDF document that needs textual modifications. The language of the PDF is English and i need it on German. I Require: - Ability to understand and modify texts in English and German. - Familiarity with PDF editing tools. - Attention to detail to ensure that no mistakes are made during the editing process. - DONT MAKE IT 1 to 1 the same, use a little bit a other Design!!!!!! Having prior experience in PDF editing, especially in German, is preferred. I'm looking forward to your proposals.
...consumer needs. Qualifications: • Bachelor's degree in Computer Science, Engineering, or related field. • 3-5 years of prior relevant work experience as a Full Stack Developer or similar role. • Proficiency in front-end languages such as HTML, CSS, and JavaScript. • Experience with JavaScript frameworks such as Angular, React, or Vue.js. • Proficiency in server-side languages such as Python, Ruby, Java, PHP, or Node.js. • Experience with database technology such as MySQL, PostgreSQL, MongoDB, or similar. • Familiarity with RESTful APIs and microservices architecture. • Excellent verbal communication skills. • Good problem-solving skills. • Attention to detail. Preferred Qualifications: • Experience with cloud technol...
...would create a PowerPoint consisting of 3 hours of learning material. - You will create a quiz half way and final test at end for students to use that can model after the 3 hour course you watch. - You should include a page on industry insights - Ensure material is easily understandable for intermediate level learners - Consistently give examples of market risk scenarios in real estate based on class you have taken and information you have learned. -You must take the entire 3 hour course to really learn the material to copy and not plagiarize to create my own material but have to research and do course to become expert. Ideal Experience/Skills: - Subject matter expertise in real estate market risk - Previous experience in course development or educational content creation -...
I'm seeking a CAD expert for a brief but vital task. I require changes to the specific color of building structures within my CAD file. This task necessitates precision and knowledge in working with color adjustments in CAD. Key requirements: - Proficiency with color alterations in CAD files - Exceptional attention to detail - The ability to work promptly and efficiently The successful freelancer should have significant experience with similar tasks and a clear understanding of CAD operations. Having a portfolio showcasing prior CAD project modifications would be ideal. Please only bid if you meet these qualifications.
I'm in need of an experienced professional to develop an automation solution for my ERP system. The task involves incorporating manual item file changes from inventory forms into the system. Here are the key details: - **Required Changes**: The necessary changes that need to be integrated include Category, Internal Case Pack, Case alpha description, brand, and item code. - **Specific Fields**: For each item file, the fields that must be updated manually are Product name, Category, Internal Case Pack, and Case alpha description. - **Product Details**: The item file for every product should contain the Product name, Category, Internal Case Pack, and Case alpha description. The ideal candidate for this project should have a strong background in ERP systems and auto...
As the creator of a typing test speed application on Android, I am looking for a freelancer with expertise in Android Studio and Java. The specific task involves integrating the Unicode Raavi (Punjabi) font into my app to aid in input via an external keyboard connected through OTG. Currently, the app only supports English letter input which is a limitation I seek to overcome. Expectations: - Integration of Unicode Raavi font for typing. - Retain current functionalities of timed typing tests. - Maintain accuracy tracking and multiple difficulty levels. Essential Skills: - Experience with Android Studio - Proficiency in Java - Prior experience in font integration or similar tasks. The design for the app is already in place so no alteration is required in that regard. Your ...
Create a relational database for the following data in a single tables with parts store. You may use alphanumeric to represent store and use surrogate key as primary key. Bring a hard copy in class and answer two quires in class. (points Project creation 20 + two query 20) 1. Vendor 1: Low Hardware, 1200 Harding st, Pine Bluff, AR 71602, Phone 870-535-1000 Supplies screw Size Steel Size Unit Price QTY Stainless Steel QTY Unit Price 6-32 Yes ½” .02 300 Yes 100 .04 6-12 Yes 3/4” .03 300 Yes 200 .06 6-32 Yes 1” .04 400 Yes 200 .08 6-32 Yes 1 ¼” .05 300 No 0 .10 6-32 Yes 1 ½” .06 500 Yes 20 .12 8-32 Yes ½” .04 300 Yes 200 .08 8-32 Yes ½” .05 400 Yes 100 .10 8-32 Yes ¾&...
I...issue with retrieving biometric data using Jmrtd in Java. This problem seems to be related to the integration with a dedicated biometric scanner connected to my PC. Key Points: - Unable to retrieve biometric data: The main issue is centered around the inability to obtain biometric data through Jmrtd. - Jmrtd Integration with a dedicated biometric scanner: The problem could potentially be linked to the integration of Jmrtd with a dedicated biometric scanner that is connected to my PC. Ideal Skills: - Proficient in Java and Jmrtd: I'm looking for a professional who is experienced in Java and has a solid understanding of the Jmrtd library. - Knowledge of biometric devices: Familiarity with dedicated biometric scanners and their integration with Java-base...
(**If you are not a US citizen, pls don't apply**) I'm in search of a skilled software engineer to help develop a new web application. The ideal candidate should have proficiency in Java, Python and C++, as well as experience in full-stack development. Key responsibilities include: - Developing a new web application from scratch - Integration of user-facing elements with server side logic - Building reusable code and libraries for future use - Ensuring the technical feasibility of UI/UX designs - Optimizing the application for maximum speed and scalability Skills and experience required: - Proficiency in Java, Python and C++ - Full-stack development experience - Strong understanding of web development technologies and concepts - Familiarity with Agile methodologi...
I need a professional programmer to help me fix a specific issue I am experiencing with the jmrtd program. The problem lies in the document authentication process, specifically with reading the chip data of ID cards. The ideal candidate should have: - Proficiency in Java and experience with the jmrtd program - Prior experience dealing with document authentication, especially with ID cards - Strong problem-solving skills and ability to troubleshoot complex issues - Good understanding of cryptography and secure communication The main tasks in this project include: - Diagnosing the root cause of the issue when reading the chip data - Implementing a solution that ensures successful document authentication for ID cards - Testing the updated program to ensure it works as expected Your...
I will provide detailed and kind explanation about the project with deep knowledge of the Java OOP. This work will be done in 2 days.
Building accounting and warehouse management software - Customized software - Accounting - Multiple salespeople -calculate sales, revenue, profit, commission for each sales person, cost and inventory counts -manage deliveries of today -manage pickups of today -customer info Note: System should allow access Simultaneou...software - Accounting - Multiple salespeople -calculate sales, revenue, profit, commission for each sales person, cost and inventory counts -manage deliveries of today -manage pickups of today -customer info Note: System should allow access Simultaneously by multiple users online. Note: Cloud data saving and backup. Note: Use any programming language that best fits the project, like C#, VB.net, Java or web like php. Note: we will discuss all detail once we talk ...
I'm looking for an experienced developer to create an e-commerce platform using Spring Boot. Key Requirements: - Full-featured user registration and login functionality - Intuitive product listing...process - Development of both the frontend and backend The target audience for the platform is retail customers. Therefore, the design and user interface should be consumer-friendly and engaging. Additionally, the project involves managing IoT devices. This requires a strong understanding of IoT protocols and integration within the platform. Ideal skills and experience include: - Proficiency in Java Spring Boot for backend development - Strong understanding of e-commerce website development - Experience with IoT device monitor and management(RestAPI) - Prior work with retail-ori...
