Samsung xe303c12 ubuntu jobs

I am currently in need of an expert who could install Baserow directly from the source code on Ubuntu. Primarily, this is necessary for: - Database creation and editing: I want to utilize Baserow to its full capabilities of managing and organizing my data through its database creation and editing feature. - User and group permission management: Not just that, but I also want to integrate its user and group permission management feature for better control over data access and collaboration. Anyone with substantial experience in Ubuntu, Baserow, database management, and system administration would be the perfect fit for this job. It's beneficial if you are accustomed to working directly from the source code. Your expertise will significantly contribute to the efficient d...

I'm looking for a talented C/Linux developer to create a desktop application. You will develop the project in C/Linux. Project will be tested in Ubuntu 22.04 Linux 64-bit. You will develop a program to access and modify a FAT32 disk image (FAT32 volume). The disk image will be stored as a regular Linux file, which will simulate a disk formatted with the FAT32 file system. Your program will open the Linux file using the standard open() system call and access it directly in raw mode, utilizing the read() and write() system calls, without mounting the FAT32 file system. The program will be named fatmod. Through various options, it will in- teract with a file system image, enabling reading and writing of files. Detailed explanations of the specific supported operations will be pr...

Dears, my hostinger Ubuntu Server with cloud panel Down on Hostinger. Need your quick support.

I'm in need of a professional who can help me with installing the Oracle 23c database on my Ubuntu Linux system. Key Skills: - Proficiency in Oracle database installation - Specific experience with Oracle 23c - Strong understanding of Ubuntu Linux The selected candidate should be able to: - Perform a detailed installation of Oracle 23c database (enterprise version) on Ubuntu Linux - Ensure proper configuration to meet the project's requirements - Provide guidance on any post-installation tasks that may be necessary Is there any possibility to install a 23c oracle database enterprise version not free version on docker?

...have just installed Ubuntu 24.04. BACKGROUND: I have been using gnucobol on Ubuntu 22.04 ever since I was able to use apt install to download it from a repository. I can no longer find gnucobol on the default repositories and I never again want to lose control of the application language I am using. I also found that apt updates over time started creating problems. Finally, I don’t want to have to learn how to compile the gnucobol source code and deal with dependencies, etc to make an operable package. YOU: Will create a complete “how-to” instruction package, presumably possibly writing a series of bash shell scripts that I can run from terminal as part of your project for me. I DO NOT WANT to use Docker or any other idea that will isolate what I need t...

Please read before offering services - I am in need of a highly skilled and reliable SEO specialist who is familiar with the nuances of the APACHE, LINLUX & UBUNTU platform. The website is located DIRECTLY ON SERVER, NOT USING C-PANEL, as c-panel does not work on Ubuntu 18/20.04 You must also be familiar with HMTL5 and TPL & LINLUX You MUST have previous experience and knowledge in APACHE, LINLUX & UBUNTU OS Freelancers interested in this project should have extensive experience working with open-source operating systems and in-depth knowledge of cutting-edge SEO strategies. To be considered for this job, please include samples of your past work in your application. I'm eager to see evidence of your expertise and results you've achieved fo...

I am needing a professional to address a critical issue involving my VPS Server, on Ubuntu 22.04. It has become increasingly unstable, crashing and requiring manual restarts every 10 minutes. I would appreciate assistance in investigating and resolving this. While I have personally reviewed the server logs, I have not been able to identify any specific error messages that may be causing this issue. Your task will be to conduct a comprehensive review of the problem, deducing the underlying issues from the server logs, even if no specific errors have been identified. Ideal Skills: - Expert knowledge of Ubuntu 22.04 - Robust experience in managing VPS servers - Troubleshooting and problem-solving skills in identifying and fixing software glitches - Capability to work indep...

I'm in need of a professional who can configure Sendmail on my Ubuntu system to handle outgoing emails for my website. I'd also appreciate it if you could recommend a reliable SMTP relay service to work in tandem with Sendmail. Key Requirements: - Configure Sendmail on Ubuntu to send out emails. - Provide recommendations for a suitable SMTP relay service that can be integrated with Sendmail. Ideal Skills: - Proficiency in configuring Sendmail on Ubuntu. - Deep understanding of SMTP relay services. - Experience in handling outgoing emails for websites. - Ability to recommend and integrate a reliable SMTP relay service with Sendmail. I'm looking forward to working with a professional with relevant expertise in this area.

I'm experiencing issues with my Ubuntu desktop. When I try to boot the system, I'm unable to access the desktop. I've tried several troubleshooting steps to fix the issue: - Booting from a live USB - Accessing recovery mode - Running fsck in terminal Despite these efforts, the problem remains unresolved. I can see error messages during the boot process. I am looking for an experienced Ubuntu specialist who can help me restore access to my Ubuntu desktop. The ideal candidate should have a strong background in Linux system administration and be familiar with troubleshooting boot-related issues on Ubuntu. A deep understanding of Ubuntu recovery processes and file system checks would be highly beneficial for this task.

I'm looking for an expert in Linux administration who is specialized in server setup. My project requires: - Setting up a LAMP on a Ubuntu server with MariaDB. - Configuring the server to respond to a specific domain name, empty folder mapping. - FTP and account mapping to the webserver's folder. Necessary skills: Ubuntu, LAMP setup (Linux, Apache, MySQL, PHP), FTP setup. Experience in managing and setting up servers is a must. This are a very easy setup so maximum 2 hours. Please add the word "Light" in your quote so I now you are not a bot...

I am looking for a proficient app developer to create a TV application that will function on Android TV, TizenOS (Samsung), Fire TV (Amazon), and LG Smart TV. The ideal candidate for this job should be experienced in developing apps for multiple platforms. Description We're seeking a skilled freelancer to develop a TV app for Android (v5-13), TizenOS (Samsung 2012-2024, Tizen 1-8), Fire TV, and LG platforms. Skills required: - TV app development - Android - TizenOS - Fire TV - LG - User interface design - Performance optimization - Problem-solving - Strong communication skills App Features: Responsive UI for various screen sizes Displays Live, Series, and Movie content (data from web service) User favorites list (local & online storage) Playback resume from last ...

I am looking for someone who can effectively install a simple server on Ubuntu and configure Wireguard / WG admin panel along with pihole. Your tasks will be; - Configuration of a fully accessible Wireguard WG admin panel - Setting up pihole on the server About 10/20 mins work depends Full access will be given Those who have prior experience in Linux server installation, Ubuntu system management and Wireguard configuration are highly desirable. An understanding of pihole configuration will be a plus. Complete details will be shared once I identify the right professional.

Hi Dear my website is up and running on hostinger. Only need to make https available. It is on cloudpanel. Issue is looking around location ~ /.well-known { auth_basic off; allow all; } IF you have experience, before kindly ping me. When you fix it, I need complete steps for it.

I am in urgent need of an expert who specializes in setting up and configuring Microsoft Azure tenants. The following deliverables are expected: • Migrate the application from tenant to  tenant. • Set up Virtual Machines operating with Windows Server, Ubuntu, and Red Hat Enterprise Linux • Arrange Storage accounts • Provide App Services The main purpose for the creation of this tenant will be to host infrastructure. Preference will be given to those who have vast experience in Microsoft Azure setups, cloud solutions, virtual machine configurations, and infrastructure management. Experience with the specified operating systems will be an added advantage. The project needs a swift turnaround, so those with immediate availability will be preferred.

I am in urgent need of an expert who specializes in setting up and configuring Microsoft Azure tenants. The following deliverables are expected: • Migrate the application from tenant to  tenant. • Set up Virtual Machines operating with Windows Server, Ubuntu, and Red Hat Enterprise Linux • Arrange Storage accounts • Provide App Services The main purpose for the creation of this tenant will be to host infrastructure. Preference will be given to those who have vast experience in Microsoft Azure setups, cloud solutions, virtual machine configurations, and infrastructure management. Experience with the specified operating systems will be an added advantage. The project needs a swift turnaround, so those with immediate availability will be preferred.

...also on multiple-GPU machines. The GPU's are all Nvidia. - The code will need to be tested on my machines (CPU-only machine; machine with single-GPU; and machine with multiple GPUs) and execute smoothly without error using my datasets. If the code does not execute out of the box, you will need to log in to my computer to set it up to ensure smooth running. Pytorch environment under PyCharm/Ubuntu is already set up. These two links should give you an idea of what Huggingface Accelerate is: Ideal Candidate: - Proficient in Pytorch and Huggingface Accelerate framework. - Previous experience in migrating

I'm seeking an Ubuntu expert to set up an educational website on my Hostinger VPS server. This project will involve tailoring the website to fit my specific needs, particularly revolving around a course management system. The Scope: - Develop an effective course management system - Ensure seamless ability to upload and download course materials The ideal freelancer should: - Have in-depth experience with Hostinger VPS servers, Ubuntu, and setting up education oriented websites. - Be skilled in creating interactive course management systems. - Offer technical solutions to facilitate easy content upload and download. Your expertise will help bring my educational platform to life. Let's transform education one course at a time!

I have a project that involves reversing the door of my Samsung fridge. Originally, the door opening was aligned on the left, but due to some rearrangement in my kitchen, I require it to be switched and now open from the right side. Key tasks involved are: - Disassembling the door - Changing the hinges position - Reassembling the door correctly Previous experience fixing or working with Samsung appliances is much preferred for this job, especially proficiency in fridge door alterations. The goal of this project is to have my fridge door functioning properly and opening from the right side with no issues. Please be sure to respect the integrity of the appliance during the process. Efficiency, accuracy, and care are highly appreciated in performing this task.

I recently moved to VPS. My laravel code of Version 8 is not working. If have experience in it. Kindly ping me.

I need an expert to assist in configuring a Linux VPS. The main purpose of this server is for database management specifically using MySQL. Key Tasks: - Configure a Linux (Ubuntu) VPS with optimal settings for database management. - Install MySQL and ensure it's fully functional. - Implement necessary security measures to safeguard the server and database. - Documentation of the process and any configurations made. The ideal freelancer for this project should have: - Proficiency in Linux (Ubuntu) server configuration. - Advanced knowledge of MySQL and its management. - Proven experience in setting up servers for database management. - Capable of implementing robust security measures to safeguard the server and database. - Ability to provide clear documentation for ...

...up a dedicated server for container-based provisioning. My web application will be a JavaScript library-based app, such as Node, , or React. Key requirements: - Proficient in Linux server administration, as the operating system is not yet defined. - Experience with container platforms like Docker or Kubernetes since I'm yet to determine my preference. Operating System: You can use Ubuntu Server, CentOS, or any other Linux distribution of your choice. Web Server: Nginx or Apache HTTP Server. Git: Version control system to manage your website's source code. Node.js: If you're hosting static sites or using JavaScript-based build tools. Let's Encrypt: For SSL/TLS certificates to secure your websites. CI/CD Tools: Jenkins, GitLab CI, or GitHub Actions for a...

Seeking an experienced Android custom ROM developer for a long-term partnership. Develop custom ROMs for the latest Google Pixel and Samsung Galaxy devices. **Note: Prior AOSP or Lineage OS experience required.

I'm in need of an experienced and diligent freelancer to install and set up an open-source Apache Fineract/Mifos on AWS. The key aim is to be able to consume API's in another application securely and access the user interface using a browser. And provide documentation of how to do it myself. To succeed in this project, the freelancer should be capable of: - Installing and setting up...this project, the freelancer should be capable of: - Installing and setting up open-source Apache Fineract/Mifos on AWS. - Ensuring that APIs can be securely consumed in another application. - Setting up a user interface that can be easily accessed via a browser. Reference link : https://mifosforge.jira.com/wiki/spaces/docs/pages/3559555073/Mifos+X+23.12.31+Installation+Guide+for+Windows+11+...

We need AI engineer to do video analytics platform Running camera on SBC / rasperberry pi (ubuntu), recognize object, human and car plates than submit data and livestream to platform 1. Platform (server) Receive live stream video from cameras from Singleboard Computer 2. SBC Send video stream to platform Recognize object, human and car plates and save to json output Send Json output to Platform

...predictive maintenance to greatly enhance machine downtime prediction. The purpose of this system is to more accurately anticipate necessary maintenance and reduce unexpected downtime in industrial machinery by analysing operational data such as speed, temperature, equipment running time, and so on. We have the code available with us, you just need to make it work for another dataset and run it in Ubuntu. Prospective freelancers must have skills and experience in the following areas: - Docker, for providing the backbone of our decentralized system - Federated Learning, to collectively improve our model's performance without sharing raw data - Working with and analyzing operational data - Implementing predictive models, in this case a 3-layer feed-forward neural network and ...

I'm looking for a GoLang expert to assist me in developing a cutting-edge IPv6 proxy server. The main aim of this project is to enable users to access IPv6 websites efficiently. Key Project Requirements: - **GoLang Proficiency**: You should have a deep understanding of GoLang, particularly in terms of its concur...general internet users. - **Developer and Tester Friendly**: It should also cater to the needs of developers and testers, providing comprehensive tools and features for their tasks. In summary, this project requires a skilled GoLang developer with a strong background in networking, proxy server development, and user-focused software design. It will require using a IPv6 subnet assigned to a ubuntu server and access websites using TCP. Let me know if you're u...

...requirements: - Development of a user-friendly, scalable, and secure loyalty SaaS platform - Integration of points-based reward system - Provision of customer analytics and insights for business owners - Consideration of various target audiences including retail, restaurants, and service providers - User-friendly interface for both customers and business owners - Integration with Apple wallet and Samsung pay The ideal freelancer for this project would have: - Proficiency in SaaS software development, particularly within the loyalty sector - A strong understanding of various businesses and customer needs - Experience in creating versatile and scalable platforms - Ability to provide user-friendly and intuitive interfaces. we recommend use php or python or node js f...

Hello Team, I have a nodejs (ExpressJs) app which is running on 3000 port on AWS EC2 ubuntu server, I want to implement the load balancing in the app so that my app can utilize the available cores of the CPU, I have two vcpu in my virtual machine. The app involved realtime communication usng , this is working fine when I use pm2 without cluster mode. But when I start the pm2 in cluster mode then my connection doesnt work and sometime it work and soemtime it doesnt work. I need a person who have done this implementation befoe so that work fine with pm2 cluster mode. I will not be able to provide you the code however you can guide me or take the remote access to solve this issue.

Zeek ntrusion Detection System - in Ubuntu Applying this step in the video, recording a video during the application and explaining the steps in audio I'm looking for a seasoned network professional with experience in Zeek intrusion detection system. The main goal of this project is to monitor network traffic effectively and provide real-time alerts. Key Responsibilities: - Set up and configure the Zeek intrusion detection system on a virtual network. - Based on the project goal, the emphasis is on monitoring network traffic efficiently. - The type of network traffic to be monitored was not specified, thus a capability to monitor both LAN and WAN traffic would be ideal. Required Skills & Experience: - Proficiency in network monitoring and

I am looking for an experienced developer who can use Cython to wrap my existing CUDA code. This is a relatively simple code that is currently used for data analysis. Task: This is done in Linux (ubuntu). I had a old cython code that used to be able to connect with the CUDA code, i think the newer version of CMake changes had made it impossible. I have attached a small reduction of the code, it is pretty much just calling a CUDA kernel from the Python using Cython. The CMake builds, but when the Cython is imported the symbol cannot be found. (to build you need to define an environment variable CUDAHOME points to your nvcc) Steps: 0 (optional) you can Make the cuda code inside to check if it works (1) run (with CUDAHOME env var) (2) run (fail at this point as the .so file

Project Deadline: 1 Day Project Budget: $50 Project Type: PHP (8.2 and above) Server Type: Linux Ubuntu Project Overview: We have an existing PHP script that calls the OpenAI API & outputs the response in decoded JSON format. We want to add Replicate API () to the script so we have the option of using the Replicate API instead of the OpenAI API. A user should be able to specify which API the script should use via a line in the code. So... - Currently: Script uses OpenAI API - New Version: Script uses both OpenAI API & Replicate API The output format from Replicate API must match the OpenAI API response, as the output is used in an existing Web App. New API Documentation:

I'm in need of an expert who can set up my VPS server for hosting multiple portfolio sites. Key Requirements: - Operating System: Ubuntu The primary focus of the VPS deployment will be to accommodate seamless hosting of various portfolio sites. The ideal candidate will have experience in setting up VPS servers specifically for hosting purposes, and should be adept with both Ubuntu and Webmin. Additional information: - The VPS is expected to be configured to handle multiple domains efficiently and effectively. - The portfolio sites to be hosted are primarily static in nature, but a scalable solution is preferred to ensure future growth and potential transition to more dynamic sites. Please provide relevant experience and any suggestions to enhance the hosting environ...

...requirements of the latest Android version (version 13). 5) App Icon Design: Design a new app icon that adopts a contemporary, minimalistic style. Dashboard Redesign: Revise the dashboard layout to enhance its simplicity and user-friendliness, with a focus on maintaining a professional look. 6) Prompt Completion: Ensure that the redesign is completed promptly. Additional Note: For testing on non-Samsung Quantum phones, adjust the device file from /dev/qrandom to /dev/random. The ideal candidate will have: Proven experience in Android app development 1) Android Development Proficiency: Expertise in Android app development, well-versed in Android SDK and lifecycle management. 2) Programming Languages: Proficiency in Java and Kotlin, capable of adapting and enhancing existing co...

I urgently need an expert to install CUDA on my Ubuntu Linux system for Tensorflow and Pytorch

I urgently need an expert to install CUDA on my Ubuntu Linux system for Tensorflow and Pytorch

I need a skilled developer with proficiency in React (particularly version 16), Ubuntu, and Apache for a project deployment. Key responsibilities will include: - Managing server configurations - Installing project dependencies - Configuring Apache for the application Having hands-on experience with the above tasks is crucial for effective task execution. We have access to the production server and all necessary credentials will be provided. Understanding of server-side deployment intricacies and problem-solving skills are as well essential for this task.

Project Deadline: 1 Day Project Budget: $40 Project Type: PHP (8.2 and above) Server Type: Linux Ubuntu Project Overview: We have an existing PHP script that calls the OpenAI API & outputs the decoded JSON response. We want to add Replicate API () to use the meta-llama-3-70b model & add a flag to the code to allow us to choose whether we want the PHP script to use OpenAI or Llama 3 (70B). The output format from Replicate API must match the OpenAI API response Reference File: 5* FEEDBACK WILL BE LEFT FOR YOU

Simple apk design Compatible with standard android phones and the samsung z fold 3 I will provide the pdfs I want a list if the provided pdfs in the app Then when yoy choose one it opens and lets you view the file internally in the app. Then when finished reading you can add a sign page to the end of that pdf and save it in "completed talks" Add between 1 and 15 signatures, full names and dates.

I'm in need of an expert who can set up my VPS server for hosting multiple portfolio sites. Key Requirements: - Operating System: Ubuntu The primary focus of the VPS deployment will be to accommodate seamless hosting of various portfolio sites. The ideal candidate will have experience in setting up VPS servers specifically for hosting purposes, and should be adept with both Ubuntu and Webmin. Additional information: - The VPS is expected to be configured to handle multiple domains efficiently and effectively. - The portfolio sites to be hosted are primarily static in nature, but a scalable solution is preferred to ensure future growth and potential transition to more dynamic sites. Please provide relevant experience and any suggestions to enhance the hosting environ...

Hi Rupa G., I tried to upgrade with more additional IPs. Tried editing the network, then reinstalled by adjusting your script and following the videos. The Ubuntu Desktop did not have internet access, neither did the Ubuntu Server. curl did not work either. I think I missed something in the videos, probably about OPNsense. Please install, proxmox on OVH Scale-5, with 9 additional IPs, 1 desktop u22.04, 7 server u22.04, 1 mautic, 1 Windows 11, 1 OPNsense with Zenarmor; redo videos.

Hi hope you have a good day. I have odoo installed on like this I have asked someone else to update my docker image to version 17 odoo. I have now this problem It has to be fixed on the saas for the enterprise version V17 I am in search for someone who can solve this for me. Is this something you can do? Thank you for you're response. Cheers, Deef

Hello Developers, i need a very simple app for Samsung Tizen and Lg Webos. Just click on app icon and start a video streaming based on wowza HLS stream. I need to have play pause from remote, center button, play pause and and with press back button exit the app. Very simple code. I need to have the source code and all the steps to publish this app. Also have all support to publish this app. Very simple, click, play, back exit app. No need landing page or other. Need to have this app for all MODELS SAMSUNG and all MODEL LG , hd, fullhd, 4k etc etc Thanks

We are looking for long help. I'm in immediate need of an experienced professional with a strong background in Postfix 3.3 and Ubuntu 18.04 for a swift and effective system update. Major Requirements: - Updating Postfix 3.3 (to 3.9) on my Ubuntu 18.04 (to 20.04 or 22.04) - Enhancing the performance and resolving any bugs or issues in the current system. (CA files, openSSL not working properly) - Customizing mail server settings for an improved mail delivery. Ideal Skills and Experience: - Proficiency in Postfix 3.3 and Ubuntu 18.04. - Track record of doing similar system updates and enhancements. - Understanding of custom mail server configuration. Please note that this is an urgent project, and a swift response is expected.

...I’m a motorcyclist, in the past I was using a dedicated GPS from Garmin called the Zumo XT. I could connect my phone to that GPS via Bluetooth and if I had an app called Garmin Drive installed on my phone it was able to share some information between my phone and the GPS like for example notifications or Music information: Notification example: Music information: I’ve now switched to using a Samsung galaxy tab active 3 as a navigation device instead of the dedicated GPS and I’m now missing the notification / music information shared between my phone and the device in front of me while driving. I’m looking to recreate that behavior. With a dedicated android app About the app now: The app will have two side: - A receiver side (the tablet that I will use ...

I have a Samsung A14 that I need to unlock. The lock screen is password protected, and I haven't attempted any methods to remove it yet. Unfortunately, I'm uncertain of whether I have access to the Samsung account linked to the device. I'm looking for a professional who can assist me in removing the lock screen without causing data loss. It's crucial that all data on the device remains intact and accessible after the unlocking process. Key Requirements: - Expertise in Samsung device unlocking, specifically the A14 model - Proven track record in bypassing password-protected lock screens - Solid understanding of data preservation during unlocking processes - Ability to work with minimal guidance and supervision - Capability to handle sensitive dat...

...automatically update in Xibo, ensuring that the latest content is consistently displayed on the screens. Key requirements: - Integration between Canva and Xibo: The freelancer should be able to connect Canva with Xibo, allowing for an automated update process. - AWS and Linux server management: Experience in managing AWS and Linux servers is a plus, as the Xibo system is self-hosted on an AWS Ubuntu server. We are getting this error when try to integrate: {“error”:0,“message”:“API configuration problem, consult your administrator”} We need the solution to be documanted and step by step to resovle it in future. Ideal skills and experience: - Proficiency in Canva and Xibo: The freelancer should have a deep understanding of both platforms to...

...Update "react-native" if needed. 3. Update any Libs/SDK/Services if needed, to make it work, e.g. :play-services-maps. 4. Make sure using abiFilters "armeabi-v7a", "x86", "arm64-v8a", "x86_64" to support both 32 & 64Bits 5. Generate Debug and Release APK versions. 6. Supervisor Manager will test the Generated versions to confirm they are working 100% on local device(e.g. Samsung S8, S24). 7. Assist with publishing/Review to Google Playstore. 8. Supervisor Manager will test Final App from Playstore, to confirm all previous Functionality is 100% working and Approve final of work. Appreciate to have your feedback ASAP. Don`t bid if you don`t have above knowledge and don`t agree about my budget. Preferred someone who is: communic...

I'm in need of a skilled Ubuntu expert to assist with troubleshooting and debugging on a cloud-based Ubuntu instance. The machine is not booting anymore, we need to repair it or to get a backup file of the main partition

I am in need of a system administrator with the specific skill set to optimize and configure my dedicated server that runs on WHM (Ubuntu 22.04) and Cpanel. The server should be fine-tuned to perform optimally, in line with its hardware specifications. Key requirements: - The server should be optimized and configured to ensure it's running efficiently and effectively. - There are noticeable latency and website transfer issues when Cloudflare is enabled. These issues need to be comprehensively addressed by the system administrator. - The system administrator will only be given cPanel and WHM access, so they should be comfortable troubleshooting and configuring within this scope. Ideal skills and experience: - Proficient in system administration and server optimization. - Prior...

I'm seeking assistance in configuring Varnish, Nginx, and PHP-FPM8 on my Ubuntu 22 server. The primary goal of this setup is to improve the performance of my website and make it more efficient in handling high traffic. Key Responsibilities: - Configuring Varnish, Nginx, and PHP-FPM8 on an Ubuntu 22 server. - Implementing an efficient caching strategy to speed up page load times. - Ensuring that the server can handle high traffic without compromising performance. Ideal Skills & Experience: - Proven experience in configuring Varnish, Nginx, and PHP-FPM8. - Strong understanding of website performance optimization. - Experience in handling high traffic websites. - Familiarity with implementing headers for efficient caching, including the x-ua-device server header vary ...