Articles about c | UserComp.com

How to Overlay a Webcam Video with a Circular Mask on Main Video using FFmpeg

In this tech support article, we will guide you through the process of overlaying a webcam video with a circular mask on a main video using FFmpeg. This can be useful for creating professional-looking videos or live streams. We will cover how to scale the webcam video to a specific dimension and position it in the bottom left corner of the main video.

Squid Block Website Range Doesn't Work Like Always: Internal Network Access Troubleshooting

Having trouble blocking a range of websites on your Squid proxy server, specifically when it comes to internal network access? This article provides a brief overview of potential solutions, including adjusting Squid configurations and checking network settings, particularly when dealing with devices like IDRACs or other 'super' network devices. When Squid can't block requests to 192.168.8.1 or 192.168.22.1, this guide can help set things straight.

Installing Docker CE on Windows Server 2019: A Step-by-Step Guide

Learn how to install Docker CE on Windows Server 2019 to run containers for your work requirements.

Azure SQL Database: Query Execution Times Vary on Different Machines

When running SQL queries on an Azure SQL Database using remote connections from two different machines, the execution times can vary. In this tech support article, we explore potential causes and solutions.

Running Windows cmd prompt commands in a Linux Bash shell using set

Learn how to run Windows cmd prompt commands inside a Linux Bash shell using the 'set' command. By setting the PATH variable, you can access Windows tools and programs within your Linux environment. This can be useful for managing a dual-boot system or accessing Windows-only tools while working in Linux.

Can't Create VBA Directory/Folder on Desktop: Pulling Data from Multiple Sheets - Everything Debugs, No Issues, Confused?

In this tech support article, we will tackle the issue of creating a VBA directory or folder on the desktop while pulling data from multiple sheets. Despite no debugging issues, the problem persists, leaving users confused. We will provide potential solutions and workarounds for this problem in Windows. Read more to learn how to resolve this VBA folder creation issue.

Is It Possible to Connect a Second Monitor Using HDMI Ports with a Laptop Already Connected via USB-C?

A user asks if it's possible to connect a second monitor to a laptop that's already connected to the first monitor via USB-C cable. This article explores the feasibility of connecting another monitor through HDMI ports.

HP OfficeJet Pro 8620 Printer Disappeared on Kubuntu - Fixed!

Learn how to troubleshoot and resolve the issue of an HP OfficeJet Pro 8620 printer disappearing on Kubuntu version 24.04 due to driverless CUPS package entries. Follow the step-by-step guide, including a package reinstallation process, and get your printer back online!

WhatsApp Thumbnail Not Updated After Page Update: A Solution

Learn how to update the WhatsApp thumbnail after a page update. This solution includes deleting memory, random ending URL, and caps URL.

Command Prompt (cmd.exe) Not Finding Internal Commands with Variable Inside Command

Users report an issue where the Command Prompt (cmd.exe) fails to find internal commands when a variable is included inside the command. This article provides possible solutions to resolve the issue.

Hp OfficeJet Pro 8620 Printer Disappeared from Kubuntu (24.04)

Users report that their Hp OfficeJet Pro 8620 printer has disappeared from their Kubuntu (24.04) system after installing a CUPS package. This article provides possible solutions to help you resolve the issue.

Update Thumbnail/Social Image Not Displayed in WhatsApp Share Link

Having trouble updating the thumbnail or social image for your webpage, which is not displayed in the WhatsApp share link? This article provides some potential solutions, including clearing memory, using a random URL ending, or capitalizing the URL. Try these steps to resolve the issue and ensure your intended image is displayed when sharing your webpage on WhatsApp.

Using CUDA with VSCode on NVIDIA RTX Laptop: Installing GeForce Driver and Importing TensorFlow

Learn how to use CUDA with Visual Studio Code on NVIDIA RTX laptops by installing the GeForce driver and importing TensorFlow.

Configuring Xiaomi AC1200 Repeater: Browser-Based Custom SSID Setup in Access Point Mode

Learn how to configure your Xiaomi AC1200 Repeater through a web browser interface, enabling a custom SSID in Access Point Mode. This guide ensures a seamless and optimized experience for your WiFi network's extended coverage.

How to Avoid DNS Spoofing with TTL in Linux Hotspot

Learn how to prevent DNS spoofing attacks in Linux hotspots by setting Time to Live (TTL) values. Follow this tech support guide to secure your network.

Windows Hello Business: Triggering Increment Mode - Tech Support

Two users with different devices encounter an issue where Windows Hello Business is triggering increment mode unexpectedly. In this article, we will explore possible causes and solutions to help you resolve this issue.

Fixing FileZilla Server Timeout Connection Errors

Having trouble connecting to your FileZilla server due to timeout errors? This guide will help you identify and fix common issues related to FileZilla Server timeouts, enabling you to share files with friends seamlessly.

Safely Label an APFS Drive on macOS without Data Loss: A Guide for Dual-Booting macOS and Linux

Learn how to safely label an APFS volume on macOS without data loss, a crucial step when dual-booting macOS and Linux. This guide assumes you have already renamed the volume, and provides further instructions for properly labeling your Mac disk in the file manager. Ensure your files are secure and your system is organized with our easy-to-follow steps.

Locking Certain Cells: Hide Formulas Without Protecting the Whole Worksheet in Excel

Learn how to lock and hide formulas in specific cells in Excel without protecting the entire worksheet.

Include Cell Value Context Using Excel LARGE Function: A Step-by-Step Guide (No Macros/VBS)

Learn how to use the Excel LARGE function to include cell value context in large data sets without macros or VBA. Follow this easy step-by-step guide.

Formatting Superscript and Exponents in Excel: A Comprehensive Guide

Learn how to format superscript and exponents in Microsoft Excel for various column numbers with step-by-step instructions.

Chrome Always Opens in Fullscreen Even with Task Scheduler

Having trouble with Google Chrome opening in fullscreen mode when launched through the Task Scheduler? Learn about a possible workaround in this article. Try using keywords like 'Google Chrome', 'Task Scheduler', 'Fullscreen' for better SEO optimization. Read more to find a solution for tech support.

Safely Label an APFS Drive for Dual-Boot MacOS and Linux

Learn how to safely label an APFS drive for dual-booting MacOS and Linux, ensuring your Mac disk is properly labeled in the file manager. Follow these steps to avoid data loss and properly rename your volume.

Lenovo Laptop Blue Screen of Death (BSOD) Past 5 Months: Any Solutions?

Experiencing Lenovo laptop blue screens of death (BSOD) for over 5 months? This article offers potential solutions to help you resolve the issue.

ALC898 vs. ALC897: Differences and Linux Kernel Support

When upgrading a computer with a new motherboard featuring the Realtek ALC898 sound codec, users may encounter issues with Linux kernel support. Unlike the ALC897, the ALC898 is officially supported. In this article, we'll discuss the differences between these two sound codecs and their respective Linux kernel support.

Troubleshooting: Can't Get Access to Local NGINX via NSX Router with SNAT Configuration

Having trouble accessing a local NGINX server via an NSX router with SNAT configuration? This article provides a compact overview of potential solutions to help you get back on track.

Setting up a Domain in Hyper-V with External Switches for 3 VMs: One DC, One File Server, One Workstation (Intending to Deploy Ubuntu VM in Future)

Learn how to set up a domain in Hyper-V with external switches for three virtual machines: one domain controller, one file server, and one workstation. This guide also covers joining pre-existing machines to the domain and intending to deploy a Ubuntu VM in the future.

Insert Current Date Shortcut Not Working in OpenOffice: A Tech Support Issue

Users report issues with the Insert Current Date shortcut in OpenOffice not working correctly. This tech support article provides suggested solutions for the problem, including checking Google Spreadsheets shortcut settings and trying alternative methods.

Troubleshooting ProRes Video File Corruption with skipfile

Learn how to skip file corruption in ProRes video files using skipfile and FFmpeg. This article provides a solution for ProRes video files that cannot be played beyond the first seconds, possibly due to header or container issues.

Reboot Connected VM via SSH on NSX Edge Network

Learn how to reboot a connected virtual machine through SSH on an NSX Edge network in VMware Cloud Director. This guide assumes you have already configured your lab and are encountering a specific issue. Dive in and discover the solution!

How to Hide 1900 Dates in Cells with Dates Entered Previous Cell

Learn how to hide 1900 dates in Excel cells with dates entered in the previous cell using conditional formatting formula E=AND(E4<>"", E4-TODAY()=30). This tech support article provides a step-by-step guide to help you manage your spreadsheets more effectively.

How to Split Video Recorded from Camera - Tech Support Guide

Learn how to split video recorded from your camera with this easy-to-follow tech support guide. Improve your video editing skills and make the most out of your footage. Read more!

How to Force Specific Users to Show ‘Run as Administrator’ Option in Windows 11

Learn how to force specific users to always see the ‘Run as Administrator’ option in the right-click context menu on a Windows 11 machine, with detailed steps for my.complete.full.name and another user. Make sure to secure your system with proper privileges.

Skipping File Corruption in FFmpeg: A Tech Support Guide

If you're having trouble playing back a large ProRes video file (148GB) in FFmpeg due to suspected header or container issues, this article provides tips for skipping file corruption. Learn how to troubleshoot and fix the problem with this step-by-step guide.

Combining Multiple Criteria Values Together in Tech Support

Learn how to combine several criteria values together in the context of tech support, using examples such as a dropdown list column that selects the number of people who need to pay (using VBA coding). Invitation to read more.

Calculating Compound Interest in Excel: Savings Account with Monthly Additions

Learn how to calculate compound interest in Excel for a savings account with monthly additions. This step-by-step guide covers the formula and adjustments for incoming money counts.

Debian 12 Package Contains Driver for Intel Corporation Raptor Lake-S GT1?

If you're looking for the driver corresponding to Intel Corporation Raptor Lake-S GT1 UHDGraphics770 (rev04) VGA compatible controller, this tech support site provides information on the availability of the driver in Debian 12 package. Learn more about Debian 12 and Intel drivers here.

Inspecting Accessor Functions in Firefox Developer Console: A Step-by-Step Guide

Learn how to inspect and debug object accessor functions (getters and setters) in Firefox Developer Console using the __Veight__ store _values_ > entries.

RUT Validation Query Issue with Rutificador Chile Database

Experiencing issues validating RUT numbers using the Rutificador Chile database? Learn how to troubleshoot and resolve this common query problem.

Fixing the 'errorxmldocument(110,19)' Error Message in Outlook 16

Learn how to fix the 'errorxmldocument(110,19)' error message that appears when clicking 'New Email' in Outlook 16. Follow these steps to resolve the issue and improve your emailing experience.

Monitoring Bandwidth Used by Transmission Torrenting with nethogs in Tech Support

Learn how to monitor the bandwidth used by Transmission torrenting application using nethogs in tech support.

Add 'Select Type' Option to Right-Click on Files/Folders

Having trouble with adding a 'Select Type' option to your right-click menu for files and folders? Our tech support site can help you out. Learn about the benefits and steps to implement this feature on your Linux, Windows, or MacOS system. Read more to find solutions to your file management needs.

Running Programs Without Using Sudo: A Tech Support Guide

Learn how to run programs without using sudo in various operating systems such as Linux. This tech support article covers the bashrc file export and setting the PATH environment variable in Linux.

Error: VNC Server Fails to Start Desktop Environment - Session Cleanly Exited Early

This article provides solutions to the common issue of a VNC server failing to start the desktop environment with the error message 'Session cleanly exited early'. This issue can occur on various Linux distributions.

Run Programs with Elevated Privileges: A Comprehensive Guide

Learn how to run programs with elevated privileges without using sudo in Linux. This article covers various methods including using the .bashrc file, and explores the benefits of this approach. Try it out and improve your tech skills.

Changing PyCharm ICON Title for Different Environment Variables

Learn how to change the PyCharm ICON title for different environment variables when launching using PowerShell scripts, making shortcut icons visually distinct.

Effective Lookup of Column Name in Large Quantity Tables

Learn how to efficiently lookup a column name in large tables with a large quantity of rows and columns using various methods for different operating systems.

VNC Server Fails to Start Desktop Environment - Session Cleanly Exited Early

Having trouble launching the desktop environment when trying to run a VNC server? Learn how to troubleshoot the session cleanly exited early error in this tech support article.

APT Failed Run: 404 Not Found Error

This article explains how to troubleshoot and resolve a common error when running the APT package manager on Ubuntu, specifically when installing PHP packages. The error message '404 Not Found' indicates that the required package repository could not be reached. This article suggests checking the package sources list and updating it to include the correct URLs.

How Company XYZ Makes Software Development Easier with Secure Domain

Company XYZ's secure domain, XYZ.com, simplifies software development and testing for colleagues. This domain requires a license, ensuring a secure and streamlined process for clients. Read more to learn how this tech support solution can benefit your software development projects.

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