Useful tips for everyday
How can we step down AC voltage without transformer? As the name defines, a transformerless power supply circuit provides a low DC from the mains…
Can I use an old Wacom tablet? They can withstand a lot of wear & tear for up to 10 years, if not more. Some…
How do I Unbrick my Samsung Galaxy Tab A? Method 1. Unbrick Samsung Device That Keeps Rebooting Press and hold Volume Up button + Power…
How do I enable NoScript in Firefox? You can enable JavaScript, Java and plugin execution for sites you trust with a simple left-click on the…
What does meta Noodp mean? Noodp and noydir are tags that are often found in the code on websites. Here’s what they stand for: Noodp…
What is the scale factor for a Mercator projection? From wikipedia’s Mercator projection: scale factor = secant (latitude) = 1 / cosine (latitude) Generally, divide…
How do you check Hall effect switch? To test a Hall Effect Sensor you will need an accurate DC Voltmeter set to the 20 Volt…
What is the use of package managers? A package manager or package-management system is a collection of software tools that automates the process of installing,…
What is the fractal dimension of Brownian motion? A d-dimensional Brownian motion is known to be re- current, i.e., the particle returns to the origin,…
How can we transfer data from parent component to child component? Passing Data from Parent to Child Component with Input Binding. When we want to…