Docker: scale up a tor proxy for web scrapping
A tor proxy can be used for web scrapping operations, it has the benefit that the tor ip is updated every some minutes an even in case of…
cat docker-scale-up-a-tor-proxy-for-web-scrapping.md →$ ls -lh ./posts
// also on this box: ./practice, ./tools and ./games
Linux: Awesome tricks with the CONT and STOP signals and the renice command
The kill command can send a variety of signals to a process and not just terminate a process like its name suggest, but that’s is default…
cat linux-awesome-tricks-with-the-cont-and-stop-signals-and-the-renice-command.md →
Linux: Troubleshoot programs with strace like a pro
What you can do when a program crass without any error or log indicating that something goes wrong? and you don't have the source code? use…
cat linux-troubleshoot-programs-with-strace-like-a-pro.md →
Git: doing common tasks (part 2)
In this part we will focus interacting with remote repositories, remote repositories are used when people want to collaborate.
cat git-doing-common-tasks-part-2.md →
Git: doing common tasks (part 1)
Git is an essential tool if you are a developer a sysadmin or a devops engineer, it can help you keep track changes in files you are…
cat git-doing-common-tasks-part-1.md →
Linux: The pee command, redirect stdin to multiple command pipelines
The Linux pee command will split your stdout to two or more streams which can be super handy in situations where stdin data processing in…
cat linux-the-pee-command-redirect-stdin-to-multiple-command-pipelines.md →
Linux: The diff and patch commands.
As a Linux sysadmin / developer you will need more than once to update files and pass those changes to other users, most likely you will do…
cat linux-the-diff-and-patch-commands.md →
Linux: how to replace text between strings
One of the most common operations i have to do is to replace text between strings with another string or just delete the string, to do this…
cat linux-how-to-replace-text-between-strings.md →
Linux: Set a users password to “never” expire.
In this article i will show you how to set a users password to never expire, to do this we will use the chage command, this command can be…
cat linux-set-a-users-password-to-never-expire.md →
Awesome awk oneliners
I use awk very often, here are some of the one-liners i use often.
cat awk-useful-one-liners.md →