How to Filter Text in Linux with Awk and Regular Expressions
When we run certain commands in Unix/Linux to read or edit text from a string or file, we most times try to filter output to a given section of interest.
In this article, we will explore how to leverage Awk to print fields and columns, providing practical examples and explanations to demonstrate its effectiveness
Multiprocess Errors | Bash Shell | Linux | Multithreading
Errors are easy to make when programming multiple concurrent processes or threads. Using atomic operations and well-formed locks can help to avoid such errors.
eBPF: Meaner Hooks, More WebAssembly and Observability Due
While most enterprises lack the expertise to directly utilize eBPF and should opt for tools configured with eBPF and extended layers of functionality, help is on the way this year.
Installing and updating the OS, managing user accounts, and looking after security are just a few of the primary responsibilities of a Linux systems administrator.
How to Record and Replay Terminal Sessions in Linux
In this guide, we are going to look at how to use a script and scriptreplay commands in Linux that can help you to record and replay terminal sessions.
How to Learn Nix, Part 49: nix-direnv is a huge quality of life improvement
The reason I discovered an ancient blog post the other day was that I had something new to say about Nix for the first time in over two years.
The thing I want to say is this: nix-direnv is great. It fixes roughly every problem that I’ve had with nix-shell, and does so in a much nicer way than my previous ad-hoc solutions.
Testcontainers is an opensource framework for providing lightweight, throwaway instances of common databases, Selenium web browsers, or anything else that can run in a Docker container.