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How to randomly pick an element from an array
...; unfortunately the interface won't let me undo it (it says I can't change my vote unless the answer is edited...). So, apologies to Chris Dennett.
– Peter Hanley
Apr 19 '16 at 22:29
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Where does PostgreSQL store the database?
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Under my Linux installation, it's here: /var/lib/postgresql/8.x/
You can change it with initdb -D "c:/mydb/"
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How do I put an 'if clause' in an SQL string?
So here's what I want to do on my MySQL database.
9 Answers
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How to save picture to iPhone photo library?
What do I need to do to save an image my program has generated (possibly from the camera, possibly not) to the system photo library on the iPhone?
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Do I need Content-Type: application/octet-stream for file download?
...din thanks. I'm a bit nonplussed that it's so popular, relative to some of my others I'd consider better, but I suppose it must have hit the spot of answering people's issues.
– Jon Hanna
Jul 18 '15 at 8:39
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What is “rvalue reference for *this”?
...amed test when I read that part and thought f is contained within foo thus my comment..
– ryaner
Dec 25 '11 at 18:05
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How to get NSDate day, month and year in integer format?
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@Black Apologize for that. Updated my answer.
– Janak Nirmal
Jun 2 '11 at 12:39
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How to list only top level directories in Python?
...ing solution. To specify a directory to browse, use: os.walk( os.path.join(mypath,'.')).next()[1]
– Daniel Reis
Dec 4 '12 at 11:53
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Can I start the iPhone simulator without “Build and Run”?
.../Developer/Platforms/iPhoneSimulator.platform/Developer/Applications/
In my version of Xcode (4.5.2), I find it quite convenient to use the Open Developer Tool menu from either the dock icon or the Xcode menu:
Xcode 3.x
In Xcode 3.x, it lives here:
/Developer/Platforms/iPhoneSimulator.plat...
Check folder size in Bash
...han 10GB, and greater then 2GB do some action. Where do I need to mention my folder name?
8 Answers
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