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Redefine tab as 4 spaces

...faults, but you may want to set them defensively): set softtabstop=0 noexpandtab Finally, if you want an indent to correspond to a single tab, you should also use: set shiftwidth=4 For indents that consist of 4 space characters but are entered with the tab key: set tabstop=8 softtabstop=0 expa...
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Where do you store your salt strings?

... The point of rainbow tables is that they're created in advance and distributed en masse to save calculation time for others - it takes just as long to generate rainbow tables on the fly as it would to just crack the password+salt combination directly (since effectively what's being done ...
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Given a class, see if instance has method (Ruby)

...don't know why everyone is suggesting you should be using instance_methods and include? when method_defined? does the job. class Test def hello; end end Test.method_defined? :hello #=> true NOTE In case you are coming to Ruby from another OO language OR you think that method_defined means ...
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What's the result of += in C and C++?

... Semantics of the compound assignment operators is different in C and C++: C99 standard, 6.5.16, part 3: An assignment operator stores a value in the object designated by the left operand. An assignment expression has the value of the left operand after the assignment, but is not an ...
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What is the parameter “next” used for in Express?

...r instance, you might look up the user in the database if an id was given, and assign it to req.user. Below, you could have a route like: app.get('/users', function(req, res) { // check for and maybe do something with req.user }); Since /users/123 will match the route in your example first, ...
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Autoresizing issue of UICollectionViewCell contentView's frame in Storyboard prototype cell (Xcode 6

...[super awakeFromNib]; Also, I'v thinking about adding a check for iOS 7.1 and less, because I'm not sure how adding these resizing masks affects default behavior on iOS8. – GingerBreadMane Sep 23 '14 at 14:56 ...
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How to reliably guess the encoding between MacRoman, CP1252, Latin1, UTF-8, and ASCII

...acters are more common. For example, in a search I just performed on 100 random English Wikipedia articles, the most common non-ASCII characters are ·•–é°®’èö—. Based on this fact, The bytes 0x92, 0x95, 0x96, 0x97, 0xAE, 0xB0, 0xB7, 0xE8, 0xE9, or 0xF6 suggest windows-1252. The byt...
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How to check if all list items have the same value and return it, or return an “otherValue” if they

..., otherwise I need to use an “otherValue”. I can’t think of a simple and clear way of doing this. 9 Answers ...
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Git and nasty “error: cannot lock existing info/refs fatal”

...from remote git repository (at bettercodes) I made some changes, commited and tried to push: 23 Answers ...
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How to change my Git username in terminal?

I was pushing and pulling from git in Terminal then I changed my username on github.com. I went to push some changes and it couldn't push because it was still recognizing my old username.. How do I change/update my username on git in terminal? ...