Useful tips for everyday
Should I replace my tires at 2 32? New tires typically come with 10/32” or 11/32” tread depths, and some truck, SUV and winter tires…
How do you shutdown a server safely? How to Shut Down a Server Become superuser. Find out if users are logged in to the system.…
How do I import OLS? First we define the variables x and y. Next, We need to add the constant to the equation using the…
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)…
Where are environment variables set Mac? From http://hathaway.cc/post/69201163472/how-to-edit-your-path-environment-variables-on-mac: Open Terminal. Run touch ~/.bash_profile; open ~/.bash_profile. In TextEdit, add export PATH=”$HOME/.rbenv/bin:$PATH” Save the . bash_profile file…