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Does anyone know what the new Exit icon is used for when editing storyboards using Xcode 4.5?
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There's a lot of information in the WWDC video "Session 407 - Adopting Storyboards in your App."
Say you have two view controllers linked by a segue. Implement the following exit action on the first view controller:
- (IBAction)done:(UIStoryb...
Significance of bool IsReusable in http handler interface
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The normal entry point for a handler is the ProcessRequest method. However you may have code in the class constructor which puts together some instance values which are expensive to build.
If you specify Reusable to be true the application can ca...
Git clone without .git directory
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Use
git clone --depth=1 --branch=master git://someserver/somerepo dirformynewrepo
rm -rf ./dirformynewrepo/.git
The depth option will make sure to copy the least bit of history possible to get that repo.
The branch option is optional and if not specified would get master.
The second line wi...
Install specific git commit with pip
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You can specify commit hash, branch name, tag.
For the branch name and the tag, you can also install a compressed distribution. This is faster and more efficient, as it does not require cloning the entire repository. GitHub creates those bundles automatically.
hash:
$ p...
what is the preferred way to mutate a React state?
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@BenAlpert works for me in Chrome, are you saying this is non-standard behavior?
– Heap
May 31 '14 at 8:38
6
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How do I forward parameters to other command in bash script?
...to parse zero, one or two parameters (the script can recognize them), then forward the remaining parameters to a command invoked in the script. How can I do that?
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How to get the tag HTML with JavaScript / jQuery?
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See also this question for more info on documentElement browser compatibility: stackoverflow.com/q/11391827/177710.
– Oliver
Apr 23 '14 at 20:46
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What is the difference between setUp() and setUpClass() in Python unittest?
...n one test method in your class. setUpClass and tearDownClass are run once for the whole class; setUp and tearDown are run before and after each test method.
For example:
class Example(unittest.TestCase):
@classmethod
def setUpClass(cls):
print("setUpClass")
def setUp(self):
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How do I define and use an ENUM in Objective-C?
... header of the delegate/datasource resulted in an error and seems too much for a simple need. So I created a new .h file with the enum declared and imported it on both viewControllers.h file. Worked like a charm.
– Leandro Alves
May 8 '12 at 17:12
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vim command to restructure/force text to 80 columns
... set textwidth (like Vim 80 column layout concerns ). What I am looking for is something similar to = (the indent line command) but to wrap to 80. The use case is sometimes you edit text with textwidth and after joining lines or deleting/adding text it comes out poorly wrapped.
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