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How to get the IP address of the docker host from inside a docker container
...p - I think it isn't a helpful answer and will mislead a lot of people - recommend you remove it. (The RUN bit)
– Michael Neale
Mar 6 '15 at 0:28
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Is file append atomic in UNIX?
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Here is what the standard says: http://www.opengroup.org/onlinepubs/009695399/functions/pwrite.html.
If the O_APPEND flag of the file status flags is set, the file offset shall be set to the end of the file prior to each write and no intervening file modificat...
When is it right for a constructor to throw an exception?
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How to delete duplicates on a MySQL table?
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Why is @autoreleasepool still needed with ARC?
... release pools.
One of the other changes they made with the new Clang 3.0 compiler and ARC is that they replaced NSAutoReleasePool with the @autoreleasepool compiler directive. NSAutoReleasePool was always a bit of a special "object" anyway and they made it so that the syntax of using one is not co...
What's the recommended approach to resetting migration history using Django South?
...the south table *
run ./manage.py convert_to_south on both sides (faking 0001 migration)
then I can re-start to make migrations and push the migrations folders on my server
* except if you want to clean only one app among others, if so you'll need to edit your south_history table and delete only t...
Finalize vs Dispose
...), so I'll just add a little about the scenarios where the Finalize method comes in handy.
Some types encapsulate disposable resources in a manner where it is easy to use and dispose of them in a single action. The general usage is often like this: open, read or write, close (Dispose). It fits very...
When NOT to use yield (return) [duplicate]
...Further reading: see Wes Dyer's article on the subject:
http://blogs.msdn.com/b/wesdyer/archive/2007/03/23/all-about-iterators.aspx
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How to configure an existing git repo to be shared by a UNIX group
... in a mess because someone has done a git pull etc. as root rather than as www-data or whatever the owner is and as a result you get error: insufficient permission for adding an object to repository database .git/objects. I thought I'd fixed the ownership of all files/directories that were wrong by...
What is an anti-pattern?
...idered bad programming practices.
As opposed to design patterns which are common approaches to common problems which have been formalized and are generally considered a good development practice, anti-patterns are the opposite and are undesirable.
For example, in object-oriented programming, the i...