Search Results for "stackoverflow"

...It’s especially useful for people who have to write init scripts, Docker entrypoints, embedded or minimal-system scripts where Bash is not guaranteed. By centralizing idioms, the repo becomes a reference you can copy from instead of digging through StackOverflow every time. It also encourages good shell habits: quoting, avoiding useless forks, and staying POSIX.

Addressing the question for variable variables in python (i.e. variables with variable names), which has been posed on stackoverflow: http://stackoverflow.com/questions/1373164/how-do-i-do-variable-variables-in-python The consensus is to use a dictionary for this. This is a good idead, however, there are many aspects arising from this: * you'll yourself be responsible for this dictionary, including garbage collection (of in-dict variables) etc. * there's no locality for variable variables, all are global within the dictionary, unless you locally define different dictionaries for this purpose * you are more flexible, e.g. you can decide to overwrite existing variables or, alternatively, to raise an exception on overwriting (e.g. for const variables) * if you want to rename a variable name, you'll have to do it manually * ... ...