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What does addChildViewController actually do?

... I was wondering about this question too. I watched Session 102 of the WWDC 2011 videos and Mr. View Controller, Bruce D. Nilo, said this: viewWillAppear:, viewDidAppear:, etc have nothing to do with addChildViewController:. All that addChildViewController: does is to say "This vi...
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Linq: GroupBy, Sum and Count

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Can someone explain collection_select to me in clear, simple terms?

... answered Jan 18 '12 at 10:05 zsquarezsquare 8,81255 gold badges4646 silver badges8282 bronze badges ...
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How to hide the keyboard when I press return key in a UITextField?

... answered Aug 26 '10 at 9:58 SaurabhSaurabh 22.2k1212 gold badges7979 silver badges132132 bronze badges ...
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What are commit-ish and tree-ish in Git?

...ter@{upstream}, @{u} | 9. <rev>^ | HEAD^, v1.5.1^0 | 10. <rev>~<n> | master~3 | 11. <rev>^{<type>} | v0.99.8^{commit} | 12. <rev>^{} | v0.99.8^{} | 13. <rev>^{/<text>} | HEAD^{/fix nasty bug} | 14. ...
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Handling file renames in git

... answered Apr 14 '10 at 21:35 tanasciustanascius 48.8k1515 gold badges105105 silver badges129129 bronze badges ...
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What is the difference between getFields and getDeclaredFields in Java reflection

...rent classes? Some code is needed, e.g. from https://stackoverflow.com/a/35103361/755804: public static List<Field> getAllModelFields(Class aClass) { List<Field> fields = new ArrayList<>(); do { Collections.addAll(fields, aClass.getDeclaredFields()); aClass...
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Markdown vs markup - are they related?

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Any way to modify Jasmine spies based on arguments?

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How do you get current active/default Environment profile programmatically in Spring?

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