While issuing any yum command if you are experiencing the following error: # yum -y install wget Loaded plugins: fastestmirror, langpacks Existing lock /var/run/yum.pid: another copy is running as pid 13023. Another app is currently holding the yum...
First lets download the VM image from this website. Why use VM images instead of the real CentOS ico? The VirtualBox and VMware images are created in such a way that they are less in size but contains all the standard packages required for instant...
“DomainKeys” is an anti-spam software application that uses a public key, cryptography to authenticate the sender’s domain. cPanel offers a installer script “domain_keys_installer” using which the DomainKeys can be...
Here is how to set up a cronjob that automatically backs up a MySQL database to a file every hour. Okay, so first we need to create a new script that will be executed via cron: #!/bin/bash YEAR=`date +%Y` MONTH=`date +%m` DAY=`date +%d` HOUR=`date...
If you use a printer, then at some point you are going to run out of ink. You will need to replace your printer ink cartridge in order to keep printing. There are a number of different routes to take in order to replenish your supply of printer ink...
Inkjet printers use ink cartridges that are filled with black or colored ink. The printer sprays tiny drops of ink onto the paper or other medium, which is being used. These droplets are positioned, sized, and colored precisely in order to create...
Inkjet printers are one of the most common types of printers. They are particularly popular with home computer uses because they tend to be the most affordable option. Laser printers, while they can be quicker than inkjet printers, and while they...
There are a number of different options for printing labels for identification purposes, addressing envelopes, placing barcodes on products, and for other reasons. It is possible to print labels on the special label making paper, using a...