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Flatten an Array of Arrays in Swift

...rrays: FlattenBidirectionalCollection<Array<Array<Int>>>(_base: [[1, 2, 3], [4], [5, 6, 7, 8, 9]])). Your point is valid though that you can access it like a flat array, so it would seem that that the CustomStringConvertable implementation is misleading. Your code snippet was and...
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Is it better to use Enumerable.Empty() as opposed to new List() to initialize an IEnumerable

...ems as an Enumerable: public class Person { private IList<Role> _roles; public Person() { this._roles = new List<Role>(); } public string Name { get; set; } public void AddRole(Role role) { //implementation } public IEnumerable<...
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select and update database record with a single queryset

... Use the queryset object update method: MyModel.objects.filter(pk=some_value).update(field1='some value') share | improve this answer | follow | ...
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Difference between Repository and Service Layer?

...pecific client): public class OrderController { private IOrderService _orderService; public OrderController(IOrderService orderService) { _orderService = orderService; // injected by IOC container } public ActionResult ByClient(int id) { var model = _orderS...
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How to fully remove Xcode 4

...ng files from my computer: /private/var/db/receipts/com.apple.pkg.XcodeMAS_iOSSDK_6_1.bom /private/var/db/receipts/com.apple.pkg.XcodeMAS_iOSSDK_6_1.plist /private/var/folders/7d/n34963zx62s7znxyzn3dn6bh0000gq/C/com.apple.Xcode.503/CachedSpecifications-Xcode /private/var/folders/7d/n34963zx62s7znxy...
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Change the image source on rollover using jQuery

... var src = $(this).attr("src"); var regex = /_normal.svg/gi; src = this.src.replace(regex,'_rollover.svg'); $(this).attr("src", src); }) .mouseout(function() { var src = $(this).attr("src"); ...
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How do I disable a Pylint warning?

... does not work. All available pylint messages are stored in the dictionary _messages, an attribute of an instance of the pylint.utils.MessagesHandlerMixIn class. When running pylint with the argument --disable-ids=... (at least without a config file), this dictionary is initially empty, raising a Ke...
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How to Publish Web with msbuild?

...ion" ; &msbuild "$project" /t:Package /p:"Configuration=$configuration;_PackageTempDir=$outputfolder" – zcrar70 Feb 2 '11 at 12:25 ...
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Remove all special characters with RegExp

...d of ^\w. \W : Matches any non-word character. Equivalent to [^A-Za-z0-9_]. developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/… – delkant Jun 24 '16 at 22:14 ...
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No compiler is provided in this environment. Perhaps you are running on a JRE rather than a JDK?

...l, I only can see the jre7. Do you know why? – diyoda_ Feb 26 '14 at 3:50 5 It could possibly be ...