Useful tips for everyday
What do you mean by auto correlation of a function? Autocorrelation, also known as serial correlation, is the correlation of a signal with a delayed…
How do I know if PostgreSQL is installed on Linux? Using the Shell Command Line $ postgres -V postgres (PostgreSQL) 9.3.10. $ /usr/lib/postgresql/9.3/bin/postgres -V postgres…
What is alias in command line? An alias lets you create a shortcut name for a command, file name, or any shell text. By using…
How do you transform a matrix into a point? When you want to transform a point using a transformation matrix, you right-multiply that matrix with…
How do you undo a dislike on Pandora? If you accidentally press thumbs down on a track you can quickly swipe back to that song…
What is interaction variation? An interaction variable or interaction feature is a variable constructed from an original set of variables to try to represent either…
How do I start a script in Selenium? Just follow all the below steps to automate the test script: To create your first Selenium WebDriver…
How do you write 50 cents? If you’re writing an amount less than a dollar, then you could write out the cents in one of…
Why was Mcrypt removed? There is a reason why mcrypt was removed from php 7.2, installing it on your own is not a good idea.…
Which of the following are web command injection attacks? 9 Popular Web Application Injection Attack Types Code injection. Code injection is one of the most…