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Qt events and signal/slots
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There is an article that discusses event processing in some detail: http://www.packtpub.com/article/events-and-signals
It discussions the difference between events and signals here:
Events and signals are two parallel mechanisms used to accomplish the
same thing. As a general differenc...
How to cancel a Task in await?
...ionSource.Task); //New code
You can also use nice extension methods from https://github.com/StephenCleary/AsyncEx and have it looks as simple as:
await Task.WhenAny(task, source.Token.AsTask());
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Why is the .bss segment required?
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What is WEB-INF used for in a Java EE web application?
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How to design a database for User Defined Fields?
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You can read an interesting article from 2009 about this solution here: http://backchannel.org/blog/friendfeed-schemaless-mysql
Or you can use a document-oriented database, where it's expected that you have custom fields per document. I'd choose Solr.
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Javascript when to use prototypes
... more like instance method.
The object's approach is like Static methods.
https://developer.mozilla.org/en/Introduction_to_Object-Oriented_JavaScript
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Does Java casting introduce overhead? Why?
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How to skip “Loose Object” popup when running 'git gui'
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移动前端开发之viewport的深入理解 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...等，关于不同的设备ideal viewport的宽度都为多少，可以到http://viewportsizes.com去查看一下，里面收集了众多设备的理想宽度。
再总结一下：ppk把移动设备上的viewport分为layout viewport 、 visual viewport 和 ideal viewport 三类，其中的...
Does C++ support 'finally' blocks? (And what's this 'RAII' I keep hearing about?)
...the code can get complicated.
A more detailed analysis can be found here: http://accu.org/index.php/journals/236
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