Useful tips for everyday
How do I create a custom date format in Excel? Creating a custom date format in Excel In an Excel sheet, select the cells you…
How do I download an image using HTML? Right click on image. Select “Open image in new tab” Now, in the new tab, right click…
How long do nickel cadmium batteries last? 15 to 20 years The normal lifetime of a Nicd battery, in a typically harsh environment back-up power…
How do you calculate the electric field of a magnetic field? F = q (E + v × B). The electric displacement D and magnetic…
What does driver binding mean in Linux kernel? Driver binding is the process of associating a device with a device driver that can control it.…
How many permutations of the letters Abcdefg end with a? the answer is P(5, 5) = 5! = 120. What are the permutations of ABC?…
How do you convert kVA to kW? The kW to kVA Formula: Apparent power (kVA) x power factor (pf) = actual power (kW) e.g. 100…
How do I remove the time limit on my computer? Once you set the time limit, the user won’t be able to sign into the…
What is the best resolution for A4? Resolution needed to print an A4 size picture At 300 ppi (pixels per inch) an A4-sized image needs…
How do I validate columns in Excel? How to Add Input Restrictions to Validate Data in Excel Open Excel and choose a Blank workbook. Select…