Useful tips for everyday
How file inclusion is different from directory traversal? Directory traversal is when a server allows an attacker to read a file or directories outside of…
What are the requirements of the Spearman rank correlation test? Its calculation and subsequent significance testing of it requires the following data assumptions to hold:…
How do you calculate net reclassification improvement? Net reclassification indices and other measures of the prediction increment NRI = P(up|event)−P(down|event) + P(down|nonevent)−P(up|nonevent) (1) NRIe =…
What does the power of a statistical test depend on? The 4 primary factors that affect the power of a statistical test are a level,…
How do I find the line number on a Linux pattern? The -n ( or –line-number ) option tells grep to show the line number…
How to check Your Downloads on Safari? See items you downloaded In the Safari app on your Mac, click the Show Downloads button near the…
What happens when we sample a waveform with frequencies above the Nyquist frequency? When a signal is sampled too slowly (it contains frequency components above…
What can you use iTunes credit for? What you can buy with your Apple ID balance Buy apps, games or in-app purchases from the App…
What are the steps in the fetch-decode-execute cycle? A CPU has the following components: Fetch – gets the next program command from the computer’s memory.…
What happens if you accept new WhatsApp? WhatsApp says your account won’t be deleted, and as many of you may have seen, those who haven’t…