Getting Started with Linux: Understanding Relative and Absolute Paths
Understand absolute and relative paths in Linux with clear examples: what /, ., .. and ~ mean, how to use them with cd and cp, and when to use each one.
Linux & Command Line
Linux command line tutorials: essential commands, grep, file paths, Java on Debian and server tools like Graylog.
Getting Started with Linux Command Line: 10 Commands Everyone Must Know
New to the Linux command line? Learn the 10 essential commands (ls, cd, pwd, mkdir, rm, cp, mv, cat, sudo and man) with simple examples and bonus tips.
Mastering grep: A Quick Guide to Searching Text in Files on macOS and Linux
Learn grep with practical examples: case-insensitive, recursive and whole-word searches, line numbers, excluding matches and filtering logs on Linux and Mac.
How to Install Java on Debian-based Linux
Install Java on Ubuntu, Debian and other Debian-based Linux: check your version, choose an OpenJDK or JRE package, install it and set the default.
Installing Graylog 5 on Debian: A Step-by-Step Guide
Install Graylog 5 on Debian step by step: dependencies, MongoDB, Elasticsearch and the Graylog server, configured and ready to start collecting logs.