Learn the differences between design systems, CSS frameworks, UI kits, and component libraries.
Learn how to set and manage time zones in Ruby on Rails applications, focusing on application-wide settings, per-user time zones, and best practices for handling time data.
Learn how to manage URL redirection in Ruby using the HTTParty gem, handle different redirect types, follow or skip redirects, retrieve final addresses, and effectively manage relative paths.
Learn how to change file permissions recursively for files or directories using the chmod and find commands on Linux, BSD, macOS, and Windows.
Learn how to use regular expressions to match or filter all printable ASCII/Unicode characters, with examples in multiple languages.
Learn how to scan router and local network for open TCP and UDP ports on Linux systems using nmap, complete with sample commands and outputs.
Learn how to find processes using ports on Linux systems using nmap, netstat, lsof, fuser, and ss, along with troubleshooting and automation tips.
Learn how to use the terminal to find files by their extension, open them in Visual Studio Code, and commit them to a Git repository, along with command examples and practical tips.
Learn how to determine which package manager (like APT, DNF/YUM, Flatpak, Homebrew, Snap, etc.) was used to install a software package on Linux systems, along with a comprehensive script to automate the process.