You can change the color of your BASH prompt to red with this command: export PS1=”\e[0;31m[\u@\h \W]\$ \e[m” To make the change permanent, create a .bash_profile in your home directory (if one isn’t already present): touch ~/.bash_profile and paste the line directly into the file. Save and close. For other colors please see the attached… Read More »
If you want to set the date from the Linux command line, you can use the date command: sudo date nnddhhmmyy where nn is the monthdd is the dayhh is the hourmm is the minuteyy is the year For example, date 080717292009 would set the date to August the 7th, 17:29, 2009.
If you want to find out what files are older than – let’s say – ten years and still residing on your hard drive, do a cd /find . -mtime +3650 This will search for such files on all your Linux partition and display them in verbose mode at the end of the search. In… Read More »
You can do this by installing cpulimit. You can limit a certain running application either by name or by process ID: cpulimit -e firefox -l 30 This won’t let Firefox go beyond a 30% CPU usage limit. If you’d rather go by process, you can do it like this: cpulimit -p 3493 -l 40 This… Read More »