Useful tips for everyday
How is the where keyword used in SQL? This keyword is used to filter the result set so that only the values satisfying the condition…
How do I know my address type? How to identify the IP class from a given IP address? If it begins with 0, then it’s…
How is sound used in documentaries? A major aspect of sound is carrying the narrative. Sound also brings emphasis to scenes which would never be…
How do I know if a message from PayPal is real? A genuine email from PayPal would also address you by name and not start…
Does GROUP_ concat have a limit? In MySql, GROUP_CONCAT() is used to convert multiple rows into a single string. However, the maximum length of the…
How do I list collections in MongoDB? To obtain a list of MongoDB collections, we need to use the Mongo shell command show collections .…
What is the function of servo drive? In essence, the role of the servo drive is to translate low power command signals from the controller…
How do I reset my ultra data saving mode? How to activate/ deactivate Ultra data saving mode? From home screen, tap Apps. Tap Settings. Tap…
How do you check email open rates? How do you calculate email open rate? For example, if you send out 10 emails and 2 of…
Why does a capacitor offer infinite resistance to DC? In case of DC, the capacitor is fully charged thus the potential difference across it becomes…