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Check if my app has a new version on AppStore

I would like to manually check if there are new updates for my app while the user is in it, and prompt him to download the new version. Can I do this by checking the version of my app in the app store - programatically? ...
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input type=file show only button

... This answer is so simple and elegant and has worked for all browsers. – Mike.C.Ford Mar 19 '15 at 15:55 ...
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How do I automatically sort a has_many relationship in Rails?

This seems like a really simple question but I haven't seen it answered anywhere. 5 Answers ...
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Xcode Project vs. Xcode Workspace - Differences

... linker flags, and they define which files (source code and resources) actually belong to a product. When you build/run, you always select one specific target. It is likely that you have a few targets that share code and resources. These different targets can be slightly different versions of an ap...
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What is the difference between inversedBy and mappedBy?

... @PeterWooster, best practice is to use Annotations, as you have all info about the entity in one place then! – Andreas Linden Jan 22 '13 at 9:57 ...
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X-Frame-Options Allow-From multiple domains

...olicy header, which along many other policies can white-list what URLs are allowed to host your page in a frame, using the frame-ancestors directive. frame-ancestors supports multiple domains and even wildcards, for example: Content-Security-Policy: frame-ancestors 'self' example.com *.example.net ...
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Why are const parameters not allowed in C#?

It looks strange especially for C++ developers. In C++ we used to mark a parameter as const in order to be sure that its state will not be changed in the method. There are also other C++ specific reasons, like passing const ref in order to pass by ref and be sure that state will not be changed. ...
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When should I mock?

... but I'm not sure I have a feeling about when/where to use mocking - especially as it would apply to this scenario here . ...
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“Add unimplemented methods” feature in the Android Studio

In the Eclipse IDE there is a great feature allows you to add (implement) all of the required methods of the particular class. I'm looking for this feature in the Android Studio IDE, but without success so far. Is there something similar? For me it is one of the key-features and can't live without. ...
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What is the difference between the Data Mapper, Table Data Gateway (Gateway), Data Access Object (DA

... skills, and I'm curious what are the differences between these patterns? All of them seem like they are the same thing - encapsulate the database logic for a specific entity so the calling code has no knowledge of the underlying persistence layer. From my brief research all of them typically impl...