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What in the world are Spring beans?

... your application and that are managed by the Spring IoC* container are called beans. A bean is an object that is instantiated, assembled, and otherwise managed by a Spring IoC container. These beans are created with the configuration metadata that you supply to the container, for example, i...
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What is the difference between string primitives and String objects in JavaScript?

...rms of functionality. That aside, the behaviour you are trying to name is called auto-boxing. So what actually happens is that a primitive is converted to its wrapper type when a method of the wrapper type is invoked. Put simple: var s = 'test'; Is a primitive data type. It has no methods, it is ...
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How do arrays in C# partially implement IList?

...ional, zero-based arrays, as far as the language is concerned, the array really does implement IList<T> too. Section 12.1.2 of the C# specification says so. So whatever the underlying implementation does, the language has to behave as if the type of T[] implements IList<T> as with any ot...
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How do you run a single query through mysql from the command line?

...ybyte Assuming Linux: Insinde doublequotes the asterisk * gets expanded to all files in the current directory, while this expansion does not happen in singlequotes, thats the reason why. Doublequotes will work for quesries without the *. – NobbZ Apr 3 '18 at 7:...
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Creating a left-arrow button (like UINavigationBar's “back” style) on a UIToolbar

... title of previous screen) UIBarButtonItem *backButton = [[UIBarButtonItem alloc] initWithImage:[UIImage imageNamed:@"back_arrow.png"] style:UIBarButtonItemStyleBordered targe...
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Java - Method name collision in interface implementation

...gic in the method implementation that checks for which type of object the call is being made and invoke proper code ? 7 Ans...
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Prevent Caching in ASP.NET MVC for specific actions using an attribute

...C 3 application. This application requests records through jQuery. jQuery calls back to a controller action that returns results in JSON format. I have not been able to prove this, but I'm concerned that my data may be getting cached. ...
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Unable to find a locale path to store translations for file __init__.py

... Actually you can configure where the locale folder is. In your settings.py add: LOCALE_PATHS = ( PROJECT_ROOT + '/website/locale', ) Then create a folder for each of the languages you want to translate: mkdir -p website/...
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Using async/await for multiple tasks

... int[] ids = new[] { 1, 2, 3, 4, 5 }; Parallel.ForEach(ids, i => DoSomething(1, i, blogClient).Wait()); Although you run the operations in parallel with the above code, this code blocks each thread that each operation runs on. For example, if the network call t...
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How do I install an old version of Django on virtualenv?

...d question, since the very purpose of virtualenv is to this exactly: Installing some specific version of a package (in this case Django) inside the virtual environment. But it's exactly what I want to do, and I can't figure it out. ...