Useful tips for everyday
What is dd command in terminal? dd is a command-line utility for Unix and Unix-like operating systems whose primary purpose is to convert and copy…
How do I override spring cloud config properties? Overriding the Values of Remote Properties If you want to allow your applications to override the remote…
What is backup data security? Backups are copies of computer data, such as contracts, drawings, recipes, forecasts, quality data, compensation plans, and other contents stored…
Does username already exist? When trying to create, rename, or restore a user in the Admin console, you might receive the error message “Username already…
What is the default max connections configuration for Postgres? 100 connections The default is typically 100 connections. Before increasing your connection count you might need…
What is the z-transform of U n? Given signal, x(n) = an u(n) The z-transform of the above given signal is given by. X (…
How do I fix blurry text in Word? Text is Blurry in Microsoft Office Within Microsoft Word, go to File -> Options. Within that window…
How do you override time zones? In Android, open your calendar app –> go into settings. At the bottom you’ll see a “Lock Time Zone”…
Can you 3D print a circuit? The most obvious way to 3D print a circuit board is to have the 3D printer lay down a…
What is the difference between TTL and RS-232? RS232 vs TTL: What’s the difference? RS232 more extreme voltages help make it less susceptible to noise,…