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Difference between android.app.Fragment and android.support.v4.app.Fragment

...lass in the android support library, which is a compatibility package that allows you to use some of the newer features of Android on older versions of Android. android.app.Fragment is the Fragment class in the native version of the Android SDK. It was introduced in Android 3 (API 11). If you want...
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Call UrlHelper in models in ASP.NET MVC

I need to generate some URLs in a model in ASP.NET MVC. I'd like to call something like UrlHelper.Action() which uses the routes to generate the URL. I don't mind filling the usual blanks, like the hostname, scheme and so on. ...
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JavaScript OOP in NodeJS: how?

...onstructor.apply( this, arguments ); } //Pointless override to show super calls //note that for performance (e.g. inlining the below is impossible) //you should do //method.$getAge = _super.getAge; //and then use this.$getAge() instead of super() method.getAge = function() { return _super.getAge...
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YouTube iframe API: how do I control an iframe player that's already in the HTML?

... Fiddle Links: Source code - Preview - Small version Update: This small function will only execute code in a single direction. If you want full support (eg event listeners / getters), have a look at Listening for Youtube Event in jQuery As a result of a deep code a...
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Regular expressions in an Objective-C Cocoa application

...ally mixing anything. Most people use a library though, since it offers an API that's easier to use. – Marc Charbonneau Jan 7 '09 at 23:29 5 ...
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What are the options for storing hierarchical data in a relational database? [closed]

...s a result, most people end up having to settle for one or the other especially if there are more than, say, a lousy 100,000 nodes or so. Using the push stack method can take a whole day to do the conversion on what MLM'ers would consider to be a small million node hierarchy. I thought I'd give Ce...
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Android Eclipse - Could not find *.apk

... "Java Builder" from my Builders for the project, building the project manually, reordering my java build path. I have no visible compiler issues and no problems exist in my workspace. ...
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How do I build a graphical user interface in C++? [closed]

All of my C++ programs so far have been using the command line interface and the only other language I have experience with is PHP which doesn't support GUIs. ...
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When saving, how can you check if a field has changed?

... A model mixin that tracks model fields' values and provide some useful api to know what fields have been changed. """ def __init__(self, *args, **kwargs): super(ModelDiffMixin, self).__init__(*args, **kwargs) self.__initial = self._dict @property def diff(se...
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TypeError: ObjectId('') is not JSON serializable

... as an element. Any idea how to solve this? – Varij Kapil May 29 '17 at 15:50  |  show 1 more comment ...