Useful tips for everyday
How do I know if shell variable is set? To find out if a bash variable is defined: Return true if a bash variable is…
What is FizzBuzz problem in C? Fizz Buzz is a very simple programming task, asked in software developer job interviews. A typical round of Fizz…
What does a dry pipe valve do? Located in a heated space, the dry-pipe valve prevents water from entering the pipe until a fire causes…
How do I stop my screen from asking for more time? If you want to limit everything, you can go into App Limits and select…
What is a K-S model? K-S or Kolmogorov-Smirnov chart measures performance of classification models. More accurately, K-S is a measure of the degree of separation…
What should a private Facebook profile look like? For most people, even a private profile will show information such as; friends, current employer, education, and…
Do you put input inside label? Both are correct, but putting the input inside the label makes it much less flexible when styling with CSS.…
Can a fuse cause electrical problems? An overheated and melted fuse disrupts electricity flow. A blown fuse in some cases is a symptom of a…
What is the nicest word font? They appear in order of popularity. Helvetica. Helvetica remains the world’s most popular font. Calibri. The runner up on…
How does rsync sync files and directories in Linux? Rsync is a useful Linux command-line tool that syncs and copies files and directories. You can…