I was using shell scripts and the scripts were getting long and hard to read, so I tried to summarize them with functions. However, the return values of shell script functions are different from those of functions in other programming lang…

This is a memo on how to encode and decode URLs with shell scripts. You can find many ways to do this by searching. https://stackoverflow.com/questions/296536/how-to-urlencode-data-for-curl-command At first, we tried using nkf for both enc…