Useful tips for everyday
How do I whitelist a port in Linux? How to open Ports on Iptables in a Linux server Step 1 : List the current Iptables…
How do you add a line in script? Uses of \n in Bash String in double quote: echo -e “This is First Line \nThis is…
How do I get into flash mode? To enter Flash mode, make sure your phone is turned off and press and hold the Flash key…
What is a directional speaker? What is a directional speaker? In a nutshell, the directional speaker (aka audio laser) is an audio device that allows…
Can a 5V power pin be used to power multiple devices? Yes, the 5V and 3V3 power rails may be used to power multiple devices.…
Why is my cellular Apple Watch not receiving calls? Switch off Do Not Disturb and Airplane Mode. Check that Do Not Disturb and Airplane mode…
What is difference between if/then and if/then else? “if/then” lets you test a condition and provide instructions for when the test is true. “if/else” lets…
Can opening a spam email be harmful? There is little danger to opening a spam message as long as users do not open links or…
Which is the best free VST plugin? 10 Best Free Plugins 2021 ValhallaDSP Supermassive. ValhallaDSP are renowned for producing some of the best (and best…
How do you replace a word in word on Mac? How to use Find and Replace in Word on a Mac Open Microsoft Word on…