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Understanding spring @Configuration class

Following the question Understanding Spring @Autowired usage I wanted to create a complete knowledge base for the other option of spring wiring, the @Configuration class. ...
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Django admin: How to display a field that is marked as editable=False' in the model?

...st-shot. Did not test, seems to be a problem with my installation. Thanks, and sorry. – nerdoc Sep 6 '18 at 15:35 2 ...
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Can an array be top-level JSON-text?

... Yes, an array is legal as top-level JSON-text. There are three standard documents defining JSON: RFC 4627, RFC 7159 (which obsoletes RFC 4627), and ECMA-404. They differ in which top-level elements they allow, but all allow an object or an array as the top-level element. RFC 4627: Object...
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Why are my basic Heroku apps taking two seconds to load?

... gets unloaded (from the server memory). On the first hit it gets loaded and stays loaded until some time passes without anyone accessing it. This is done to save server resources. If no one uses your app why keep resources busy and not let someone who really needs use them ? If your app has a ...
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How to exit a function in bash

...pecified by N. If N is omitted, the return status is that of the last command executed within the function or script. Exit Status: Returns N, or failure if the shell is not executing a function or script. share ...
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How to suppress specific MSBuild warning

...able specific MSBuild warning (e.g. MSB3253) when running MSBuild from command line? My build script calls msbuild.exe much the following way: ...
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.NET JIT potential error?

...code gives different output when running the release inside Visual Studio, and running the release outside Visual Studio. I'm using Visual Studio 2008 and targeting .NET 3.5. I've also tried .NET 3.5 SP1. ...
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Necessary to add link tag for favicon.ico?

...l="icon" href="/favicon.ico?v=1.1"> Favicons are very heavily cached and this a great way to ensure a refresh. Footnote about default location: As far as the first bit of the question: all modern browsers would detect a favicon at the default location, so that's not a reason to use a link f...
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Show AlertDialog in any position of the screen

When we show an AlertDialog in android it shows in the center of the screen. Is there any way to change the position? 4 An...
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String replacement in Objective-C

... I thought the point of having NSString and an NSMutableString subclass was because an instance of NSString is unchangeable. While--like any sane person, I'd rather have ducks than strings any day--the fact that you just overwrote the contents of str just blew my m...