Useful tips for everyday
What is history expansion? History expansions introduce words from the history list into the input stream, making it easy to repeat commands, insert the arguments…
How to avoid printing a new line in AWK? The ORS (output record separator) variable in AWK defaults to ” ” and is printed after…
Can you connect an amplifier to another amplifier? A simple method you can use for connecting one amplifier to another amplifier is by employing an…
How do I paste normally in Vim? Pasting in normal mode In normal mode, one can use p to paste after the cursor, or P…
How to create new column based on values from other? From the dataframe below I need to calculate a new column based on the following…
How does GridPane work in JavaFX? GridPane lays out its children within a flexible grid of rows and columns. If a border and/or padding is…
How long can a motorcycle sit before it goes bad? After a month of sitting, you can start getting into some big issues we’ve discussed…
How does LM35 sense change in temperature? It can measure temperature from-55 degree celsius to +150 degree celsius. The voltage output of the LM35 increases…
How do you ignore zero values in a pie chart? Here’s how: Click the File tab and choose Options. Choose Advanced in the left pane.…
How do I choose a VPN provider? Figure out what you need a VPN for. Look at each VPN’s qualities. Check which devices are compatible.…