coder, maker (& breaker) of all things tech,android enthusiast
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…functor in Scala (in practice this is almost any object with method map, but remember to check the functor laws before you declare something a functor; for example, there’s a way to break those laws fo…
grep -R my_regex my_folder: recursively search all files in the folder and all subfolders with -R.
grep -R my_regex my_folder
-R
$ docker history expresswebIMAGE CREATED CREATED BY SIZE fdd93d9c2c…