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How to append one file to another in Linux from the shell?

I have two files: file1 and file2 . How do I append the contents of file2 to file1 so that contents of file1 persist the process? ...
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Reducing MongoDB database file size

...tabase that was once large (>3GB). Since then, documents have been deleted and I was expecting the size of the database files to decrease accordingly. ...
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rsync copy over only certain types of files using include option

...to exclude all files --exclude="*", include all directories --include="*/" and include all *.sh files --include="*.sh". You can find some good examples in the section Include/Exclude Pattern Rules of the man page share ...
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How to sleep for five seconds in a batch file/cmd [duplicate]

...ds, such as taking an image being displayed by the webcam. (Run the script and smile at the camera, for example.) 30 Answer...
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Meaning of = delete after function declaration

...'t the traditional method to "prohibit copying" just to make the copy-ctor and operator= "private?" This goes a bit further and instructs the compiler to not even generate the functions. If they're both private and =delete, is copying doubly-prohibited? – Reb.Cabin ...
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Better to 'try' something and catch the exception or test if it's possible first to avoid an excepti

Should I test if something is valid or just try to do it and catch the exception? 8 Answers ...
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Best Practice: Software Versioning [closed]

Is there any guideline or standard best practice how to version a software you develop in your spare time for fun, but nevertheless will be used by some people? I think it's necessary to version such software so that you know about with version one is talking about (e.g. for bug fixing, support, and...
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Open Source Alternatives to Reflector? [closed]

... this as the answer, even though it was a tough choice between your answer and Jason Haley's. – MagicAndi Mar 13 '10 at 18:44 ...
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dyld: Library not loaded: @rpath/libswift_stdlib_core.dylib

...solutions worked. We discovered that there is an flag ALWAYS_EMBED_SWIFT_STANDARD_LIBRARIES (in earlier versions: "Embedded Content Contains Swift Code") in the Build Settings that needs to be set to YES. It was NO by default! ...
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How to fast-forward a branch to head?

... Doing: git checkout master git pull origin will fetch and merge the origin/master branch (you may just say git pull as origin is the default). share | improve this answer ...