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Passing Data between View Controllers
...erB
To pass a BOOL value from ViewControllerA to ViewControllerB we would do the following.
in ViewControllerB.h create a property for the BOOL
@property (nonatomic, assign) BOOL isSomethingEnabled;
in ViewControllerA you need to tell it about ViewControllerB so use an
#import "ViewController...
How can I detect if a selector returns null?
...he best way to detect if a jQuery-selector returns an empty object.
If you do:
8 Answers
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Slowing speed of Viewpager controller in android
... should work, so simply try to remove that argument from the call. If that doesn't work, add: 'Interpolator sInterpolator = new AccelerateInterpolator()'
– marmor
Apr 12 '12 at 6:27
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How to wrap async function calls into a sync function in Node.js or Javascript?
... be changed to return merely a promise or demand a callback parameter. How do you meet both requirements?
10 Answers
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Expression Versus Statement
...which evaluates to a value. Example: 1+2/x
Statement: A line of code which does something. Example: GOTO 100
In the earliest general-purpose programming languages, like FORTRAN, the distinction was crystal-clear. In FORTRAN, a statement was one unit of execution, a thing that you did. The only reas...
Pull new updates from original GitHub repository into forked GitHub repository
...ill have a remote named “origin” that points to your fork on GitHub.
Don’t let the name confuse you, this does not point to the original repo you forked from. To help you keep track of that repo we will add another remote named “upstream”:
$ cd github-services
$ git remote add upstream...
Optimise PostgreSQL for fast testing
...s. Even minor releases should always be followed; see the version policy.
Don'ts
Do NOT put a tablespace on a RAMdisk or other non-durable storage.
If you lose a tablespace the whole database may be damaged and hard to use without significant work. There's very little advantage to this compared t...
Allow anything through CORS Policy
...
github.com/cleor41/Cors-Rails4-API Check this out if you don't know where to put it still.
– CleoR
Oct 7 '14 at 14:46
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Swift: #warning equivalent
Does Swift have a #warning equivalent?
It's simply used to show a warning in Xcode's own GUI
14 Answers
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How do I test if a string is empty in Objective-C?
How do I test if an NSString is empty in Objective-C?
30 Answers
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