Linux log files hold a wealth of information on system health, security, and performance. This guide demystifies log analysis, explaining where to find essential logs and how to use tools like ‘grep’ and ‘awk’ to pinpoint problems. Discover practical examples for spotting errors, investigating security concerns, and monitoring system behavior. Mastering log analysis transforms these data-rich files into an invaluable toolkit for any Linux administrator.
Disasters can strike even the most well-maintained Linux home lab. This article outlines key disaster recovery considerations, including identifying critical data, assessing risks, and implementing offsite backups. A tiered strategy is recommended for flexible data protection. The crucial elements of documentation, secure credential storage, and regular testing ensure you’re always prepared for a swift and successful recovery.
Doxygen is a documentation generator that extracts comments from source code and generates documentation in various formats. This post shows how to use it in Docker.
I have some server-only users for things like CI or media streaming that I have removed shell access from for security. sometimes however I need to login to them to test something or fix something. well here’s a very easy way to su over to them without setting their shell to something else and then setting it…
Android ADB Commands can be a mysterious bunch, but they have saved me from some disasters and made my life easier overall so I figured I would write a small post today and list some useful commands, hopefully you may use in your android endeavors. First you need to have the actual binaries that let…
if you need a simple way to remove spaces from file names and replace with an underscore or a hyphen or whatever else here is a bash one liner. You can also do this via python or perl or most likely via php (why? o.0) but since bash / zsh is here and readily available…
