Apple Music / iTunes "helpfully" adds ratings to songs for you, based on the ratings of the other songs in the album. This messes some of my smart playlists up. Only Applescript will get rid of those ratings
If you try to use Google Chrome on a small window on a laptop, perhaps because you are comparing two web pages side by side, swiping left or right doesn't move the page around, but it jumps to the previous or next page. Here's how to prevent that on OS X.
You know the story. You try to do npm install hipster-package on OS X and you get a whole load of errors; the easy way out is to just use sudo npm install. Everyone, however, keep saying how that is bad idea. But how do you make npm work without sudo? It's quite simple actually
Extended attributes store extra information about files in OS X. They replaced resource forks. Sometimes those extra hidden files confuse peripherals (e.g. mp3 players) that were not setup to deal with them. Here are some terminal commands to handle them.
To make a quick voice recording with OS X: open Quick Time Player, under the File menu there is a "New. Audio Recording" entry. It automatically saves .mov files in your Movies folder, which you can then open in Audacity or the editor of your choice.