Linux: recover deleted text files using grep
Recently i did a mistake, i accidentally deleted a script on my file system that had tool about a week to complete it, i started exploring…
cat linux-recover-deleted-text-files-using-grep.md →$ ls -lh ./posts
// also on this box: ./practice, ./tools and ./games
Linux: sum a column of numbers
A often problem i have to deal is how to sum columns of numeric data piped from other commands or files, lets see how we can deal with…
cat linux-sum-a-column-of-numbers.md →
Ubuntu: How to use netplan to configure static IP
Netplan enables easily configuring networking on a system via YAML files. Netplan processes the YAML and generates the required…
cat ubuntu-how-to-use-netplan-to-configure-static-ip.md →
Why you might wanna have a look on this as well, it uses pandas and multiprocessing to create a…
https://python.plainenglish.io/pandas-and-multiprocessing-how-to-create-dataframes-in-a-parallel-way-72f9b18ea72f
cat why-you-might-wanna-have-a-look-on-this-as-well-it-uses-pandas-and-multiprocessing-to-create-a.md →Bash: execute a script only when no other instance of the script is running.
Possible issues having two instances of a cronjob at the same time
cat bash-execute-a-script-only-when-no-other-instance-of-the-script-is-running.md →
What is Hope?
Usually, I don’t write for non I.T stuff, mainly because I don’t think that I am a subject matter expert to something else. Still, I…
cat what-is-hope.md →
Linux: how to run a command as another user
There are two ways to execute a command as another user, using sudo or using su , despite they do the same thing the way how they work is…
cat linux-how-to-run-a-command-as-another-user.md →
Docker: how to use the nginx web server.
Docker containers are like little virtual machines, but they contain only the running application and its dependencies and they run…
cat docker-how-to-use-the-nginx-web-server.md →
How to Run Python Functions in Parallel Using Ray API
Build distributed applications
cat python-use-ray-to-run-functions-in-parallel.md →