Useful tips for everyday
How do you insert a new line using sed? The sed command can add a new line before a pattern match is found. The “i”…
Can you subscribe to a podcast? You can now search for the podcast you want to subscribe to. Click its icon to open up details…
What is init runlevel? A runlevel is an operating state on a Unix and Unix-based operating system that is preset on the Linux-based system. Runlevels…
How to delete files older than 2 days in Bash? Additionally check file times with ‘stat filename’ Note: mtime can be replaced with mmin for…
Can VPN cause internet problems? Faulty DNS settings can cause issues connecting to the internet after connecting to a VPN server. You may, therefore, need…
How do I stop a program from running in GDB? To exit GDB, use the quit command (abbreviated q ), or type an end-of-file character…
Can you control external monitor brightness? The Dimmer app is a small and portable app that lets you adjust the brightness of all the external…
Why do sprints fail? The Scrum Goal is the creation of productive and creative products rather than projects. Each Sprint is an experiment. Its results…
How does 555 timer in PWM controller work? In the PWM controller, 555 timer generates PWM signal, as the VCC is given to the circuit…
What do you do if the developers decide the bug is not a bug? There are many reasons and things you can do but the…