Useful tips for everyday
How do you detect overdispersion in R? Overdispersion can be detected by dividing the residual deviance by the degrees of freedom. If this quotient is…
Is it legal to extract data from websites? Web scraping itself is not illegal. As a matter of fact, web scraping – or web crawling,…
How to change hostname in MongoDB replica set? Always use resolvable hostnames for the value of the members[n]. host field in the replica set configuration…
What does pitch for Glide mean? It was introduced by Dr. Jeri Logemann (1997) and described as an exercise for laryngeal elevation because of its…
How do I wake up my Mac with a Bluetooth keyboard? If you have a Bluetooth wireless keyboard, mouse, or trackpad and a Bluetooth enabled…
How do you paste to the next line? 1) Use yy to yank the whole line (including the end of line character). p will then…
What is the goal of optimizing database performance? The goal of database performance tuning is to minimize the response time of your queries by making…
How is the common mode rejection ratio CMRR calculated? The op amp common-mode rejection ratio (CMRR) is the ratio of the common-mode gain to differential-mode…
How do you test if a capacitor is bad? Use the multimeter and read the voltage on the capacitor leads. The voltage should read near…
Why is MySQL installer not working? The solution to this problem is to close an open “Windows installer” (the one using 0 memory and CPU)…