Month: June 2020

Finding files on Linux

Finding files on unix and linux Find is an extremely useful command for finding files. It searches based a specified condition at a specified directory and descends into all subdirectories…

yum tutorial

yum stands for ‘Yellowdog Updater Modified’. YellowDog Linux is a rpm based distribution of Linux created for the ppc architecture. Fedora Core took up this package manager as of Fedora…

PHP: Array functions

Passing arrays by value and reference The difference between passing by value and passing by reference is that you when pass by value, you are passing a copy of the…

Writing Math formulas in HTML

Mathematical formulas can be written in HTML without installing special fonts, MathML, or inserting images. This article shows how this can be done. Symbol Entity Description ¬ ¬ not sign…