Monthly Archive: March 2016

npm list available versions of a package 1

npm list available versions of a package

As an example, to check which versions of expressjs are available on npm, you do the following npm info express versions Of course, you can always grep for the version you are looking for...

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grep for a word in all files in linux

The following command will search for the string “hello” in the content of all the files within all subfolders of the specified path grep -r “hello” /path/to/search/

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Error: listen EADDRINUSE

EADDRINUSE – stands for error: address already in use. It means you have a server listening on the same port. To solve this problem you have to kill the process running on that port....