Technical answers from my Stack Overflow history, with source links and licenses.
Showing 10 of 10 answers tagged bash
Exported May 9, 2026
Change to The >> appends to a file or creates the file if it doesn't exist. The > overwrites the file if it exists or creates it if it doesn't exist. https://serverfault.com/a/196735
Shorter than the other answers: Is it better? I'm not sure. As long as it works and you understand it, I don't see a reason to change it.
You need to add whitespace to the conditions:
There are many ways you could handle this. You could process $var1 before the loop or add some condition like the following:
You need to get the redirect from bit.ly and then download all files. This is real ugly, but it worked: If you use the direct link, this will work:
Is there an equivalent command for retrieving Advertising Id? There is no equivalent command but it is possible if you use grep . The following command works on rooted devices
You can use a case statement to get the density. This worked for me: Updated code using -le (less than or equal to): Output on my device: