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Removing viewcontrollers from navigation stack

...e this code and enjoy: NSMutableArray *navigationArray = [[NSMutableArray alloc] initWithArray: self.navigationController.viewControllers]; // [navigationArray removeAllObjects]; // This is just for remove all view controller from navigation stack. [navigationArray removeObjectAtIndex: 2]; // ...
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How to check whether dynamically attached event listener exists or not?

...ere is my problem: is it possible somehow to check for existence of dynamically attached event listener? Or how can I check the status of the "onclick" (?) property in DOM? I have searched internet just like Stack Overflow for a solution, but no luck. Here is my html: ...
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what is the difference between 'transform' and 'fit_transform' in sklearn

...is meant for when you have already computed PCA, i.e. if you have already called its .fit method. In [12]: pc2 = RandomizedPCA(n_components=3) In [13]: pc2.transform(X) # can't transform because it does not know how to do it. -------------------------------------------------------------------------...
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How to dynamic new Anonymous Class?

... All you're doing is saying that dynamic properties are not identical to strongly-typed properties. This is trivially true. – Steven Sudit Sep 18 '10 at 2:31 ...
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AngularJS : Prevent error $digest already in progress when calling $scope.$apply()

I'm finding that I need to update my page to my scope manually more and more since building an application in angular. 28 A...
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How to git-cherry-pick only changes to certain files?

... This doesn't seem to preserve authorship (at all). In some cases that won't matter, in other cases it will. – AlanSE Sep 13 '19 at 17:42 ...
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Managing CSS Explosion

...been heavily relying on CSS for a website that I am working on. Right now, all the CSS styles are being applied on a per tag basis, and so now I am trying to move it to more of an external styling to help with any future changes. ...
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Removing all unused references from a project in Visual Studio projects

... wondered if it possible within various Visual Studio versions to automatically remove all references from a project that were never been used? ...
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How to resize a custom view programmatically?

...om view, extended from RelativeLayout, and I want to resize it programmatically, How can I do? 14 Answers ...
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AtomicInteger lazySet vs. set

...l values for a while, but you'd like to ensure that structures are eventually GCable. In such cases, you can get better performance by avoiding the costs of the null volatile-write. There are a few other use cases along these lines for non-reference-based atomics as well, so the method is ...