Useful tips for everyday
How do you remove a stuck object from a 3D printer? If the part is still stuck, remove the build plate and place it in…
Why are my photos all GREY? Your images can be greyed out due to the following causes: One of the prime causes is that your…
How do I put multiple pages in one HTML file? “multiple pages in one html file” Code Answer’s How do you link 3 pages in…
Does EC2 user have root access? AWS doesn’t grant root access by default to EC2 instances. This is an important security best practise. Users are…
What happens if you have a bad input shaft bearing? The failure of the input shaft bearing allows the shaft to have too much movement,…
What are the formulas in the error propagation tutorial? The formulas derived in this tutorial for each different mathematical operation are based on taking the…
What is zero crossing How is it detected? The zero crossing detector circuit changes the comparator’s output state when the AC input crosses the zero…
Are laser pointers UV light? The least expensive laser pointers use a deep-red laser diode near the 650 nm wavelength. Slightly more expensive ones use…
What is an object in OO programming? In object-oriented programming (OOP), objects are the things you think about first in designing a program and they…
What happens when I sprinkle iron filings around a magnet? When iron filings are sprinkled on a bar magnet, you see that these magnetic field…