Guidelines

Can my school see what I do on their WIFI? Your school can see what you do on your phone or laptop Whenever you connect…

How is RC delay measured? This transient response time T, is measured in terms of τ = R x C, in seconds, where R is…

What is non-parametric density estimation? Perhaps the most common nonparametric approach for estimating the probability density function of a continuous random variable is called kernel…

How do you reverse a path in Inkscape? If your text to path is upside in Inkscape, you can correct it by selecting the path…

What scale is Lego trains? The train system is sometimes referred to as ‘L-gauge’ among Lego fans, in reference to traditional model railway scales. Lego…

What is ADS-B UAT out? Called Automatic Dependent Surveillance–Broadcast (ADS-B), the technology will eventually replace radar as the primary surveillance method for Air Traffic Control…

How do you check if a list is null or not? You should do if(test!= null) instead (Checking for null first). The method isEmpty() returns…

Can you tell when a bookmark was added? You can only view bookmarks you’ve recently added. Click it and you’ll get a pop-up menu of…

Where is my Vimrc file? The user vimrc file often does not exist until created by the user. If you cannot find $HOME/. vimrc (or…

Can we use with clause in subquery? You can’t use a WITH clause in a subquery and reference its table in the FROM clause of…