Useful tips for everyday
How to grep multiple patterns from a pipe? With -ei foo you ask grep to look for the pattern i in the file foo. The…
How do I start my computer in Safe Mode without keyboard? Double-click the “System Configuration” shortcut to open the System Configuration window. Click the “Boot”…
How do I change my apps back to English? Change the language on your Android device On your Android device, tap Settings . Tap System…
What is DBMS performance tuning? Database performance tuning is a broad term referring to the ways database administrators can ensure databases are running as efficiently…
Why does my AC smell like a dead animal? If your home smells like spoiled, rotten eggs, the cause of the odor is often a…
How does an interrupt work on an Arduino? In the above code, the button is connected to Pin 2 (INT0) of Arduino and an interrupt…
How is the independence of a random variable determined? Independence of random variables. • Definition. Random variables X and Y are independent if their joint…
How do I add addons to Odoo? Install plugins Log in to the Odoo administration panel and on the top menu bar, click “Apps”: In…
Where are bookmarks stored in Gmail? Go to Gmail.com and sign in to your account. Click the “More>>” button on your Google Toolbar, then select…
How do you check if input is string or number? Use string isdigit() method to check user input is number or string. Note: The isdigit()…