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How to write a Ruby switch statement (case…when) with regex and backreferences?

...l even though it has a dollar sign in front of it. – Andrew Grimm Dec 8 '11 at 3:49 ...
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Is there any NoSQL data store that is ACID compliant?

...his as an answer purely to support the conversation - Tim Mahy , nawroth , and CraigTP have suggested viable databases. CouchDB would be my preferred due to the use of Erlang, but there are others out there. I'd say ACID does not contradict or negate the concept of NoSQL... While there seems to be ...
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AutoLayout with hidden UIViews?

... UIStackView is probably the way to go for iOS 9+. Not only does it handle the hidden view, it will also remove additional spacing and margins if set up correctly. share | improve this answer ...
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Recover unsaved SQL query scripts

...somebody stumbles into same problem. Googled for Retrieve unsaved Scripts and found a solution. Run the following select script. It provides a list of scripts and its time of execution in the last 24 hours. This will be helpful to retrieve the scripts, if we close our query window in SQL Server ma...
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When I catch an exception, how do I get the type, file, and line number?

..._info() into local variables, since if you get an exception in the except handler, the local vars could get kept in a circular reference and not GC'd. Best practice is to always just use slices off of sys.exc_info() instead. Or use other modules like traceback, as other posters have suggested. ...
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JavaScript: What are .extend and .prototype used for?

I am relatively new to JavaScript and keep seeing .extend and .prototype in third party libraries I am using. I thought it had to do with the Prototype javascript library, but I am beginning to think that is not the case. What are these used for? ...
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Which is preferred: Nullable.HasValue or Nullable != null?

...eal difference. Just do whichever is more readable/makes more sense to you and your colleagues. share | improve this answer | follow | ...
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how to set “camera position” for 3d plots using python/matplotlib?

I'm learning how to use mplot3d to produce nice plots of 3d data and I'm pretty happy so far. What I am trying to do at the moment is a little animation of a rotating surface. For that purpose, I need to set a camera position for the 3D projection. I guess this must be possible since a surface can b...
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Copy files from one directory into an existing directory

...irectory, not the directory itself. This method also includes hidden files and folders. share | improve this answer | follow | ...
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Understanding Python super() with __init__() methods [duplicate]

I'm trying to understand the use of super() . From the looks of it, both child classes can be created, just fine. 7 Answe...