* Updated Cheatsheets with New sources
2 Links added.
1. C++ - Cheatsheet Greg Book 2002
2. MongoDB codecentric Cheatsheet
* Updated Commit - alphabetical order
* Updated and corrected space as per Guidelines
* Rollbacked incorrect Space Mistake
* Removed C++ cheatsheet, for which proper attribution source not available
* use correct title
Co-authored-by: David Ordás <3125580+davorpa@users.noreply.github.com>
Co-authored-by: Eric Hellman <eric@hellman.net>
Co-authored-by: David Ordás <3125580+davorpa@users.noreply.github.com>
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