Useful tips for everyday
What is the frequency of a square wave? A square wave is approximated by the sum of harmonics. In this particular SPICE simulation, I’ve summed…
How do you know if a variable is qualitative or quantitative? Qualitative = Quality Data collected about a numeric variable will always be quantitative and…
What is AB split test? That is where AB testing comes in handy. A/B testing (sometimes referred to as split testing) is the process of…
Is there a program that converts pictures to text? Google Docs has an in-built OCR program that can recognize text in JPEG, PNG, GIF, and…
Is it possible to draw a triangle in OpenGL? A triangle is probably the simplest shapes you can draw in OpenGL after points and lines…
What is forecast in R? The R package forecast provides methods and tools for displaying and analysing univariate time series forecasts including exponential smoothing via…
How do I insert special characters in vi? To insert, type Ctrl + K , followed by 1 and 2 . How do you Ctrl…
What is data verification in SQL? When using SQL, data validation is the aspect of a database that keeps data consistent. Check constraints are used…
How do I use my USB camera instead of a built in webcam? How to Use a USB Webcam With a Laptop With Cam Click…
What citation style uses numbers in parentheses? IEEE citation style IEEE citation style includes in-text citations, numbered in square brackets, which refer to the full…