Control up to 4 Windows PCs for free! Official Mouse Without Borders download links, step-by-step setup guide, cross-computer file transfer tips, fix connection issues, and PowerToys integration tutorial. As a programmer who regularly uses 3 Windows devices simultaneously, I used to be frustrated by the hassle of switching keyboards/mice and transferring files via USB drives….

As a Windows user, have you ever encountered scenarios like your computer automatically sleeping and causing unsaved documents while working outside, or wanting longer laptop standby time but not knowing how to adjust it? In fact, Windows 11’s sleep mode is designed to balance energy efficiency and convenience, but only by mastering the correct setup methods…

Have you often encountered sudden lag on your Windows PC, received “low memory” warnings when opening multiple tasks, or watched the progress bar stall endlessly when running large software like Photoshop or Premiere Pro? Many times, this isn’t because your physical memory (RAM) is completely insufficient, but because your virtual memory configuration hasn’t kept up…

A complete guide to Linux/Unix signals and process management. Learn how Ctrl+C, Ctrl+Z, kill, pkill, nohup, &, and tmux work behind the scenes. Discover how to gracefully terminate processes, run tasks in the background, keep services alive after logout, and manage multiple sessions with tmux for efficient system administration. 1. Introduction In the Linux/Unix world,…

Back when I started managing servers, I remember staring at the terminal, completely lost. The blinking cursor felt like it was mocking me. Fast forward a few years, and now Linux Commands feel as natural as breathing. Whether you’re currently managing Linux servers or planning to, these twenty Linux Commands will prove essential time and time again. 1. ssh…

Learn how to use grep, awk, sed, and jq for efficient Linux text processing. This practical guide covers syntax, real-world examples, and best practices for sysadmins, developers, and data engineers. If you’ve spent any time working in Linux, you know text processing is non-negotiable. Whether you’re parsing gigabytes of server logs, extracting insights from CSV…

DataSpell is a database IDE designed by JetBrains for data scientists and analysts. It perfectly combines JetBrains’ classic intelligent editor with the flexibility of Jupyter Notebook, making data processing and analysis easier and more efficient than ever before. Download https://www.jetbrains.com/dataspell/download Updates to JetBrains DataSpell For Mac v2024.3.2 include: These updates significantly enhance DataSpell’s functionality and…

How to fix Mac app “damaged” or “unable to identify developer” errors When downloading and opening an app on a Mac, you often encounter the following error message: If you encounter these problems, you can solve them by following the steps below: Step 1: Enable “Any Source” downloads This allows the app to be downloaded…

Problem Description When downloading an APP or PKG installer from the Internet on a Mac, a prompt may appear indicating that it cannot be opened: This is because your Mac’s security mechanism prevents you from opening programs that come from unknown sources or that may contain viruses. Workaround Simple solution(recommend) This can be turned on…

Solution to the problem that Mac application prompts “damaged” and cannot be opened When downloading an app on your Mac, you might get an error message saying “XXX is damaged and cannot be opened,” preventing you from using the app properly. This is usually because there’s a problem with the app’s signature information during the…