scp: how to transfer files between two computers that do not communicate directly.

Scenario: you want to transfer files between two computers, the remote1 and remote2 computers that cannot establish a between connection…

You fucked up your configuration files without a backup? — how to restore them.

There is no need to hide the shame.. this is something that we all have done! we have messed with a configuration file so much that the…

Vagrant: Create a multi-machine environment

Note: this is not a vagrant tutorial, its just a presentation of a Vagrantfile that could do your life easier!.

Docker: You might loose your data if you do this mistake!

Docker is great, its container flexibility can give you the freedom to try many versions of the software you want without worrying about…

grep made simple: part 1

grep is powerful, using its regular expressions you can do anything it terms of matching in a single line. Lets see some examples.

Python: smart coding with locals() and global()

Coding can be hard! and one of the most common reasons for that is that we tend to solve a coding problem thinking complex ways which can…

SSH using a SOCKS proxy

What is SOCKS?

Log analysis on the command line using standard Linux tools

Part 1: Getting familiar with apache logs and how to do a simple analysis.

Linux: how to split a big compressed file into smaller files

Its very annoying when you try upload archive files into a server, many times there is an upload limit and then you need to split your…

How to slow down output of a shell command using Python

On Linux there are a many times that a command or just a text file has a lot of output which is of-course impossible to read.