#Linux.
28 posts filed under this topic.
Zsh + Oh My Zsh: The Ultimate Terminal Setup Guide
Transform your terminal with Zsh and Oh My Zsh — themes, plugins, aliases, and productivity hacks. From boring bash to powerful command line.
jq Cheat Sheet: Filter, Transform, and Query JSON from the Terminal
Complete jq reference — basic filters, pipes, array/object operations, conditionals, string interpolation, select, map, reduce, and real DevOps workflows.
How to Audit What Data Your Apps Are Sending
Inspect and audit network traffic from apps on macOS, Linux, and mobile — using Charles Proxy, mitmproxy, Wireshark, and per-process tools to see exactly what's being transmitted.
SSH Config & Aliases: The Developer's Connection Kit
Master SSH configuration — host aliases, jump hosts, key management, port forwarding, and secure connections. Save time with ~/.ssh/config automation.
How to Harden SSH on a Linux Server
Step-by-step SSH hardening guide — disable root login, enforce key-only auth, change the default port, configure fail2ban, and add 2FA with Google Authenticator.
tmux Cheat Sheet: Sessions, Panes, Windows & Config
Complete tmux reference — prefix key, sessions, windows, panes, copy mode, key bindings, plugins, and a starter .tmux.conf for 2026.
How to Secure Your WordPress Site in 2026
Ten steps to harden a self-hosted WordPress install — file permissions, login protection, 2FA, XML-RPC, and WAF. Updated for WordPress 6.x in 2026.
Reduce Disk Writes on Debian and Ubuntu Desktop
Five tweaks that cut unnecessary disk writes on Debian and Ubuntu — noatime, volatile journald, tmpfs, swappiness, and zram. Safe on SSDs and HDDs.
How to Install Ollama and Run LLMs Locally
Ollama lets you run large language models on your own machine — no API keys, no cloud, no data leaving your computer. Here's how to install it, download models, and use them.
Linux - LinkedIn Skill Assessments Quizzes with Answers
In this article, you will find LinkedIn Assessment, Questions and Answers for Linux.
Vim Cheat Sheet: Modes, Navigation, Editing & Config
Complete Vim reference covering modes, movement, editing commands, search and replace, visual mode, split panes, macros, text objects, and a starter .vimrc.
How to Exit Vim, Vi, and Nano (Step by Step)
Stuck in Vim? Here is exactly how to save and exit, quit without saving, and force-quit Vim, Vi, and Nano — with every command you need and why they work.
SSH & GPG Cheat Sheet: Keys, Tunnels & Signed Commits
Complete SSH and GPG reference — key generation, ssh-agent, config file aliases, port forwarding, database tunneling, GPG signing, and signed git commits.
Linux & Bash Cheat Sheet: Commands Every Dev Needs
Complete Linux and Bash reference — file operations, permissions, processes, grep, find, networking, pipes, cron jobs, SSH, and shell scripting.
How to Set Up WSL2 for Windows Developers
WSL2 gives you a real Linux environment on Windows — same terminal, same tools, same commands as a Linux server. Here's how to install it, configure it, and make it actually useful.
curl Cheat Sheet: API Testing, Auth & File Upload
Complete curl reference — GET and POST requests, headers, authentication, file upload, response inspection, timing breakdown, webhook testing, and scripting patterns.
Manifest: Installing GitHub Desktop on Ubuntu (2026 Edition)
A technical guide to deploying the community-hardened Linux fork of GitHub Desktop across Ubuntu and Debian-based systems.
Install Spotify on Ubuntu
Learn how to install Spotify on Ubuntu using Snap or Spotify's official Debian repository, plus how to update and remove it later.
Create directories or folders in Linux with mkdir command
The `mkdir` command comes handy to make one or more directories aka folders in Linux system. This article shows the basic usage of mkdir command with examples.
Install Telegram Desktop on Ubuntu 24.04 — 3 Methods
Install Telegram Desktop on Ubuntu 24.04 using Snap, Flatpak, or the official tarball. All three methods work in 2026, including on Ubuntu 22.04 LTS.
Install Hugo on Ubuntu 20.04 or Ubuntu-based distributions
This article helps you to install hugo an open source static site generator on Ubuntu 20.04 in two different ways. It can be installed via a `snap package` or with `apt`.
Linux commands to find IP address of a website
Even wondering how to find an IP address of a website in Linux? This article shows the usage of command line utilities to get IP address and other details.
Install OBS Studio on Ubuntu 20.04 or Ubuntu-based distributions
This article helps you to install OBS Studio on Ubuntu 20.04. It can be install with PPA via `apt` command.
Install OpenShot on Ubuntu 20.04 or Ubuntu-based distributions
This article helps you to install openshot on Ubuntu 20.04. It can be run with AppImage or install via `apt`.
Install GhostWriter on Ubuntu 20.04 or Ubuntu-based distributions
This article helps you to install ghostwriter on Ubuntu 20.04. It can be installed via a `Software Center` or with `apt`.
Install Chromium Web Browser on Ubuntu 20.04 or Ubuntu-based distributions
This article helps you to install Chromium on Ubuntu 20.04 in two different ways. Chromium can be installed via a `snap package` or with `apt`.
Linux command: dirname
The `dirname` command comes handy to retrieve path where the file is saved. This article shows the usage of dirname command with example.
Install Signal Desktop on Ubuntu
Learn how to install Signal Desktop on Ubuntu using Signal's official Debian repository, then link, update, and remove it cleanly.