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Linux

Linux is an Open Source computer operating system designed primarily for the PC but also available for a wide range of other systems. These tutorials can be of benefit to beginners looking to get started in the world of Linux computing.

 

Linux Piping and Redirection
18th June 2016Linux
Every program which is run on the command line has three data streams and piping and redirection can be used to connect these streams between programs and files to direct data in interesting and useful ways.
Installing MCrypt and cURL on Ubuntu Server
16th July 2013Linux
For some unknown reason, the default installation of PHP on Ubuntu Server does not install two popular (and often required) extensions - MCrypt and cURL. This guide shows you how to install and configure these two extensions.
Long Delay After Entering Username via SSH
16th December 2012Linux
For a while now I have been plagued with long delay after entering username each time I log into my Ubuntu server via SSH. Very annoying!
PHP Performance Tuning with XDebug
15th November 2012Linux
PHP Performance Tuning is a good way to waste the hours of time to get milliseconds back. XDebug is the swiss army knife of PHP performance tuning, and enables enhanced diagnostics, debugging and performance profiling for all PHP applications. This article will show you how to get set-up and start profiling your scripts with XDebug.
Linux Fix - Can Ping IP but can't Resolve Domain Name
29th August 2012Linux
This quick fix for Linux helps when you get trouble resolving domain names in web browsers or unable to connect to servers to download updates or packages.
Linux Hardlinks and Softlinks
27th August 2012Linux
Linux has the capability to create links to files, similar to shortcuts in Windows, except that they work at the filesystem level. These links are come in both hard and soft versions, each referencing different addresses.
Apache Error: Invalid command ExpiresActive
30th June 2012Linux
How to fix Apache Error: Invalid command ExpiresActive which can occur when a misconfigured server has a configuration file is misspelled or defined by a module not included in the server configuration.
Enabling Recycle Bin like functionality in Samba
15th June 2012Linux
Having recently deleted some files by accident over a Samba share, I thought that it may be a good idea to have something similar to the Windows Recycle Bin so that deleted files are moved and can be easily recovered without risking the loss of data. The recycle bin can be emptied periodically and gives an extra layer of protection for your data.