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277 entries match these filters
- 0414 HTTP headers you should set on every site The response headers that make a site safer and faster: HSTS, Content-Security-Policy, X-Content-Type-Options, frame protection, Referrer-Policy, Permissions-Policy and Cache-Control, with Nginx and… Intermediate · Cheat sheet · Any system Article Making requests · Web servers & reverse proxies 15 Oct 2026
- 0418 Bash scripting fundamentals: variables, conditions, loops, functions The core building blocks of a bash script: variables and quoting, if and test, for and while loops, functions, exit codes and… Beginner · Explains an idea · Linux, macOS Article Basics · Shell scripting 15 Oct 2026
- 0419 Quoting and word splitting in bash: why “$var” and arrays save you Single quotes, double quotes, no quotes and arrays: how bash splits words and expands globs, and the small set of habits that… Intermediate · Explains an idea · Linux, macOS Article Basics · Shell scripting 15 Oct 2026
- 0421 grep, sed, awk and jq: the four text tools you will use every week A working reference for the four commands that handle most text on the command line: grep finds lines, sed edits them, awk… Intermediate · Cheat sheet · Linux, macOS Article jq & JSON on the command line · Modern command-line tools · Text processing 15 Oct 2026
- 0422 Dotfiles: keep your shell setup in git Put .bashrc, .zshrc, .gitconfig and your editor settings into a git repository so a new machine is set up in minutes: a… Intermediate · Step by step · Linux, macOS Article Modern command-line tools · Setup 15 Oct 2026
- 0406 PowerShell: the cross-platform shell and scripting language The open-source PowerShell 7 project from Microsoft: an object-based shell and automation language that runs on Windows, Linux and macOS and is… Linux, macOS, Windows Repo PowerShell 15 Oct 2026
- 0423 Fix: bad interpreter or command not found after a script is copied from Windows (CRLF) A script edited on Windows carries invisible carriage returns, so Linux looks for /bin/bash^M. How to spot CRLF line endings, convert them… Beginner · Fixes an error · Linux, macOS, Windows Article Basics · Shell scripting 15 Oct 2026
- 0416 Caddy: the web server with automatic HTTPS Caddy is an open-source web server and reverse proxy written in Go that obtains and renews TLS certificates on its own, with… Linux, macOS, Windows Repo Deploying sites · Web servers & reverse proxies 15 Oct 2026
- 0417 Traefik: a reverse proxy that configures itself from Docker and Kubernetes Traefik is an open-source edge router that discovers services from Docker labels, Kubernetes resources and other providers and routes traffic to them,… Linux, macOS, Windows Repo Docker Compose · Web servers & reverse proxies 15 Oct 2026
- 0404 Find the largest folders on a drive with PowerShell Lists the biggest top-level folders under a path, with file counts and sizes in GB, so you can see where the disk… Beginner · Step by step · Linux, macOS, Windows Script PowerShell · Windows administration 15 Oct 2026