Useful tips for everyday
How do I fix file system error? Carefully follow the instructions listed below: Press the Windows key + X on your keyboard or right-click on…
What does updating Linux kernel do? Like any other software, Linux Kernel also needs an update periodically. Every update typically includes fixes to security loopholes,…
How do I find kernel source? The source code which generated a specific binary package may be obtained using the apt-get source command. For example…
What information is kept in Dev in Linux? /dev is the location of special or device files. It is a very interesting directory that highlights…
How do I find my Postgres username? The \du command will show all of the existing PostgreSQL users. The \du __user_name__ command will list a…
How do I enter Unicode characters in Linux? Press and hold the Left Ctrl and Shift keys and hit the U key. You should see…
Can I convert deb to rpm? Use alient -r option to convert a deb file to rpm file. Once you generate the rpm file, you…
Why is PuTTY refusing my key? There are multiple reasons why an SSH server (sshd) refuses a private SSH key. The following are some common…
Can a virtual alias server accept Postfix mail? With a virtual alias domain, the Postfix SMTP server accepts mail for [email protected], and rejects mail for…
How do I print two pages on one sheet manually? When in the document you want to print (in Microsoft Word, for example), click on…