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What is a Portable Class Library?

... you to create C# and Visual Basic libraries that run on a variety of .NET-based platforms without recompilation. MSDN now has a nice article/documentation on it. You can check it out and see what is supported in Portable Class Library . The following assemblies are available within a Po...
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JavaScript: Class.method vs. Class.prototype.method

...oduced in ES6 is primarily a syntactical sugar over the existing prototype-based inheritance model. share | improve this answer | follow | ...
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How do browsers pause/change Javascript when tab or window is not active?

...ms https://hg.mozilla.org/releases/mozilla-release/file/0bf1cadfb004/dom/base/nsGlobalWindow.cpp#l296 Internet Explorer IE does not limit the delay in setInterval when the tab is inactive, but it pauses requestAnimationFrame in inactive tabs. It does not matter whether the window is out of focus ...
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What's the role of GetHashCode in the IEqualityComparer in .NET?

...es the one being sought, that would be very slow. Instead, like many hash-based collections, it relies upon GetHashCode to quickly exclude most non-matching values from consideration. If calling GetHashCode on an item being sought yields 42, and a collection has 53,917 items, but calling GetHashCo...
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Making WPF applications look Metro-styled, even in Windows 7? (Window Chrome / Theming / Theme)

...on is just wow! To see MUI in action you could download XAML Spy which is based on MUI. EDIT: Using Modern UI for WPF a few months and i'm loving it! share | improve this answer | ...
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HEAD and ORIG_HEAD in Git

... name to operate on --- resetting and growing the branch tip via commit/rebase/etc.). Reflog is a vehicle to go back in time and time machines have interesting interaction with the notion of "current". HEAD@{5.minutes.ago} could mean "dereference HEAD symref to find out what branch we are...
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Same-named attributes in attrs.xml for custom view

..."?> <resources> <!-- common attributes to all custom text based views --> <declare-styleable name="TextAttributes"> <attr name="text" format="string"/> <attr name="textSize" format="dimension"/> <attr name="textColor" format="colo...
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If REST applications are supposed to be stateless, how do you manage sessions?

...ved ID as a claim. Stateless doesn’t mean you can’t something in a database. Essentially you store an ID in the database that must match the same ID in the token. To revoke the token you remove the ID from the database. No state is remembered in the service itself. Or even better you store the s...
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What is the difference between i++ and ++i?

...ue returned from both the currentValue++ and ++currentValue operations are based on the temporary and not the actual value stored in the variable at the time either operation exits. Recall in the order of operations above, the first two steps copy the then-current value of the variable into the temp...
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Difference between MEAN.js and MEAN.io

...boilerplate/framework that takes "Mongo + Express + Angular + Node" as the base of the stack. You can find frameworks with this stack that use other denomination, some of them really good for RAD (Rapid Application Development) and building SPAs. Eg: Meteor. Now with official Angular support, repr...