Useful tips for everyday
Does stderr print to terminal? The error message that is delivered via stderr is still sent to the terminal window. We can check the contents…
Does a worm gear reduce friction? A worm gear has the advantages of a large reduction ratio and non-backdrivability. However, a worm gear cannot be…
Do you need permission for derivative work? While creating a derivative work requires authorization, the right to register a copyright in a derivative work requires…
How does STM32 timer work? Some of the STM32 timers feature up/down counting modes: the advanced control timers 1 and 8 and the general-purpose timers…
Why do Jets have intakes? Air intake (inlet) — For subsonic aircraft, the inlet is a duct which is required to ensure smooth airflow into…
What is acceptable level of EMF? Magnetic fields for occupational exposures should be limited to less than 0.5 mT (5 gauss or 5,000 mG). Should…
What does Google Analytics allow you to track? Google Analytics includes features that can help users identify trends and patterns in how visitors engage with…
Which command is used to repeat the commands n number of times? Basically, you get the “yes” command to repeat the string “ls” N times;…
How would you implement a HashMap? The retrieval of the element from HashMap can be done with the following steps: Compute the hash code from…
Can MacBook Air support two 4K monitors? Since the release of Apple’s M1-powered Macbook Air and Macbook Pro, we’ve been hearing from a lot of…