Build a toolkit/cheat sheets:
Can't remember how to convert an array to a hash map? Do it once and write a routine that does that (in one or more languages) and save it in your toolkit. Don't forget to give it a descriptive name and comment the bugger.
I have a bin folder of bash shell scripts I drag around on a thumb drive with me. All I have to do to get them to work is symlink /bin/bash to wherever bash lives on the system.
I also have text files with common Git commands, etc. I know I can google them, but why waste time when I've already figured it out once?
It really helps. I too note the problem and solution in pseudo form.. saves a lot of time.
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