Useful tips for everyday
Who signs on the x 509 certificates? An X.509 certificate binds an identity to a public key using a digital signature. A certificate contains an…
How do you Dev Null? You write to /dev/null every time you use it in a command such as touch file 2> /dev/null. You read…
Is lobster a good font? In many cases Lobster is the ideal choice. Unlike Comic Sans, the Lobster font is actually appealing, but good looks…
How do I save changes to a template? Save a Word document as a template Click File > Open. Double-click This PC. (In Word 2013,…
What is the Java interpreter written in? Today, the Java compiler is written in Java, while the JRE is written in C. What is an…
What are disadvantages of Linux and Unix? The traditional command line shell interface is user hostile — designed for the programmer, not the casual user.…
Can I remove Windows from dual boot? It’s incredibly easy to erase Windows 8 from your hard drive and reclaim those precious gigabytes of storage…
How do you unlock a locked tablet? In the Android system recovery screen, use the Volume Down (-) button to highlight the Reset to factory…
How do you calculate unconditional expectations? The unconditional expectation of X, E(X), is just a number: e.g. EX = 2 or EX = 5.8. The…
What ps flag is used to view detailed information about processes? UNIX form: The -e option instructs ps to display all processes. The -f stands…