Useful tips for everyday
How to add a comment to a line in Vim? Here is how I do it: 1 Go to first character on the first line…
Does update lock the row? Typically no, but it depends (most often used answer for SQL Server!) SQL Server will have to lock the data…
How can calculate date difference in days in PHP? If your dates are in format 25.1. 2010 , 01/25/2010 or 2010-01-25 , you can use…
How do I change what programs start automatically on my computer? Step 1: Click on the Windows Start button, and in the Search Programs text…
What size paper is 8.5 x11? Page sizes and dimensions Paper Size Dimensions Letter 8.5 x 11 inches Letter Wide 11 x 8.5 inches Legal…
What do you mean by database user? Database users are the ones who really use and take the benefits of the database. There will be…
When can we apply Pythagoras theorem? The Pythagorean Theorem is useful for two-dimensional navigation. You can use it and two lengths to find the shortest…
How do you measure online advertising performance? There are four main ways to measure ad performance: CPM, CTR, RPM, and RPC. CPM refers to the…
How much power does the Arduino attiny13a use? ATtyni13A consumption is only 0.005mA (5µA) in a sleep mode. As you can see, ATtyni13A is used…
Why is probability important in machine learning? Probability is a measure of uncertainty. Probability applies to machine learning because in the real world, we need…