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Get the current displaying UIViewController on the screen in AppDelegate.m
...o when your controller is not a UINavigationController:
UIViewController *vc = self.window.rootViewController;
Once you know the root view controller, then it depends on how you have built your UI, but you can possibly find out a way to navigate through the controllers hierarchy.
If you give som...
Browser statistics on JavaScript disabled [closed]
...try (The German Federal Office for Information Security strongly recommends¹ all citizens to install NoScript.) and also available competition on the market (if your site is unique and I really want to use it, I’ll allow scripts; otherwise, I go to your competitor) might have a strong influence. ...
vs2008编译boost详细步骤 - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...态库 （release|debug），包括头文件和库文件
bjam --toolset=msvc-9.0 --prefix=D:\05_Computer\04_3rdPatry\02Boost\boost_1_44_0\output --without-python --build-type=complete link=shared threading=multi install
(2)只编译 release 版本 regex 动态库，包括头文件和库文件...
How do I print the type of a variable in Rust?
...floating-point variables, if you don't constrain it, it will default to f64¹. (An unqualified integer literal will default to i32.)
See also:
What is the {integer} or {float} in a compiler error message?
¹ There may still be ways of baffling the compiler so that it can’t decide between f...
Avoid dropdown menu close on click inside
...red Oct 3 '15 at 12:44
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How does View Controller Containment work in iOS 5?
...e animation, because uikit otherwise wouldn't know when to call your child VC's 'viewWillDisappear'. And at the end of the animation, when you call removeFromParentViewController, it can call 'didMove' automatically for you.
– Chris
Dec 12 '12 at 3:21
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Container View Controller Examples [closed]
...to. It's not my favorite demo code example, but it does properly implement VC containers as well as memory management -- it's really important that your child view controllers get released when they are no longer visible.
– memmons
Mar 28 '12 at 18:54
...
Detecting an undefined object property
...
if (typeof snaposhot === 'undefined') {
// ^
// misspelled¹ – this will never run, but it won’t throw an error!
}
var foo = …;
if (typeof foo === 'undefned') {
// ^
// misspelled – this will never run, but it won’t throw an error!
}
So unless...
What is the difference between Modal and Push segue in Storyboards?
...
A push Segue is adding another VC to the navigation stack. This assumes that VC that originates the push is part of the same navigation controller that the VC that is being added to the stack belongs to. Memory management is not an issue with navigation ...
String slugification in Python
I am in search of the best way to "slugify" string what "slug" is , and my current solution is based on this recipe
10 An...