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MVVM in WPF - How to alert ViewModel of changes in Model… or should I?

... RaisePropertyChanged("ViewModelCopyOfSomeProperty"); } But typically this is only needed if more than one object will be making changes to the Model's data, which is not usually the case. If you ever have a case where you don't actually have a reference to your Model property to attach t...
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How do I find out which keystore was used to sign an app?

...ture algorithm name: SHA1withRSA Then use the keytool again to print out all the aliases of your signing keystore: keytool -list -keystore my-signing-key.keystore You will get a list of aliases and their certificate fingerprint: android_key, Jan 23, 2010, PrivateKeyEntry, Certificate fingerpri...
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UILabel is not auto-shrinking text to fit label size

...rs now.. Depending on situation i have to calculate UILabels size dynamically, e.g my UIViewController receives an event and i change UILabels size. from bigger to smaller. The size of my UILabel gets smaller and i get the correct needed size, but the text in my UILabel stays the sam...
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PHP: How to send HTTP response code?

...-Code: 404', true, 404); I recommend the 2nd one. The first does work on all browsers I have tested, but some minor browsers or web crawlers may have a problem with a header line that only contains a colon. The header field name in the 2nd. variant is of course not standardized in any way and coul...
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How to match a String against string literals in Rust?

...ething else!"), } Note that you also have to explicitly handle the catch-all case. share | improve this answer | follow | ...
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What is the purpose of class methods?

...sson was that Python is not Java , and so I've just spent a while turning all my Class methods into functions. 17 Answers ...
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How can I fix the Microsoft Visual Studio error: “package did not load correctly”?

I installed Visual Studio 2012 and DevExpress 13.1. As Visual Studio started, it generated an error shown by this attached image, ...
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Unsupported major.minor version 52.0 [duplicate]

... "J2SE" was only used till Java 1.5 and is nowadays called "Java SE", see en.wikipedia.org/wiki/Java_Platform,_Standard_Edition – Tim Büthe Sep 6 '16 at 14:38 ...
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Chrome Dev Tools: How to trace network for a link that opens a new tab?

...e://net-export in the latest version of Chrome) for a detailed overview of all network events happening in your browser. Other possible solution, depending on your specific problem, may be to enable 'Preserve log' on the 'Network' tab: and force all links to open in the same tab by executing ...
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What's the difference between dynamic (C# 4) and var?

...iteLine(s.Length); and string s = "abc"; Console.WriteLine(s.Length); All that happened was that the compiler figured out that s must be a string (from the initializer). In both cases, it knows (in the IL) that s.Length means the (instance) string.Length property. dynamic is a very different b...