The below will change the grub splash image at boot time. Requires Imagemagick. Do it at your own risk! Prepare your picture in any format. sudo cp /boot/grub/splash.xpm.gz ./splash.xpm.gz.bak convert -resize 640×480 -colors 14 YOUR_PICTURE.jpg splash.xpm gzip splash.xpm sudo cp…
Change Grub Picture at Boot
Migrate from Windows to Linux. Part 1. Motivation.
I am not a Linux programmer or Linux contributor, just a pragmatic PC user who utilizes it to make living. I will call myself a Linux dummy thereafter opposing myself to those good people who claim themselves big Linux specialists…
Self-Signed SSL Certificate
Adapted from this article. sudo yum -y install mod_ssl openssl openssl-devel sudo mkdir /usr/share/ssl sudo openssl genrsa -des3 -out server.key 1024 sudo openssl req -new -key server.key -out server.csr sudo cp server.key server.key.org sudo openssl rsa -in server.key.org -out server.key…
Local Yum Rpm Repository
YUM is the default package manager provided with most RPM distros, especially Fedora and Redhat based distros. It is similar to APT of the Debian based distros. Admittedly, it is not the best package manager in term of performance, I…
Securing MySQL after Installation
If you just installed Linux or, separately, MySQL server, you need to undertake some simple routines to make it a little more secure. The below will set a password for a superuser account, remove anonymous user account and do some…
Fax and Faxing in Linux
You will obviously need a modem, in most cases you laptop’s internal software modem will not work, so get an external one. Become root: su – Install the necessary fax software: yum install efax Prepare: chmod 0666 /dev/ttyS0 chmod 777…



