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Collection that allows only unique items in .NET?

...T> List { get; private set; } List<T> _internalList; public static UniqueList<T> NewList { get { return new UniqueList<T>(); } } private UniqueList() { _internalList = new L...
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Find a private field with Reflection?

...can do it just like with a property: FieldInfo fi = typeof(Foo).GetField("_bar", BindingFlags.NonPublic | BindingFlags.Instance); if (fi.GetCustomAttributes(typeof(SomeAttribute)) != null) ... share | ...
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How to list out all the subviews in a uiviewcontroller in iOS?

...eDescription, per http://developer.apple.com/library/ios/#technotes/tn2239/_index.html It outputs a more complete view hierarchy which you might find useful: > po [_myToolbar recursiveDescription] <UIToolbarButton: 0xd866040; frame = (152 0; 15 44); opaque = NO; layer = <CALayer: 0xd8642...
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How to use base class's constructors and assignment operator in C++?

...Base&) { /*...*/ } }; class Derived : public Base { int additional_; public: Derived(const Derived& d) : Base(d) // dispatch to base copy constructor , additional_(d.additional_) { } Derived& operator=(const Derived& d) { Base::operat...
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Zooming MKMapView to fit annotation pins?

... - (void)showAnnotations:(NSArray *)annotations animated:(BOOL)animated NS_AVAILABLE(10_9, 7_0); share | improve this answer | follow | ...
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java.lang.OutOfMemoryError: bitmap size exceeds VM budget - Android

... I had the exact same problem. After a few testing I found that this error is appearing for large image scaling. I reduced the image scaling and the problem disappeared. P.S. At first I tried to reduce the image size without scaling the image down. That did not stop...
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How can I get nth element from a list?

...ly then below is one way to do it: dataAt :: Int -> [a] -> a dataAt _ [] = error "Empty List!" dataAt y (x:xs) | y <= 0 = x | otherwise = dataAt (y-1) xs share | improve...
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Facebook API - How do I get a Facebook user's profile image through the Facebook API (without requir

...rofile image from their Facebook URL (that is, http://facebook.com/users_unique_url ). How can I accomplish this? Is there a Faceboook API call that fetches a user's profile image URL without the user needing to Allow the application? ...
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How to ALTER multiple columns at once in SQL Server

...LE statements. Try following: ALTER TABLE tblcommodityOHLC alter column CC_CommodityContractID NUMERIC(18,0); ALTER TABLE tblcommodityOHLC alter column CM_CommodityID NUMERIC(18,0); share | improv...
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记录一些Mac OS X技巧 - 更多技术 - 清泛网 - 专注C/C++及内核技术

... sudo launchctl unload -w /System/Library/LaunchDaemons/com.apple.dynamic_pager.plist 禁用以后,磁盘上还保留着这些交换文件,它们已经没用了,也可以删掉: sudo rm /private/var/vm/swapfile* 如果要重新启用虚拟内存的话,可以执行这条命令: ...