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What is JavaScript garbage collection?
...cript engine of Internet Explorer. Of course, the implementation will vary from browser to browser, though I suspect you could take a number of the common principles and apply them to other browsers.
Quoted from that page:
JScript uses a nongenerational
mark-and-sweep garbage collector. It
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How to format time since xxx e.g. “4 minutes ago” similar to Stack Exchange sites
...datetime library, to use it for such scenario, you'd do:
moment(yourdate).fromNow()
http://momentjs.com/docs/#/displaying/fromnow/
2018 addendum: Luxon is a new modern library and might be worth a look!
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Interfaces vs. abstract classes [duplicate]
...s. However, they are typically more flexible as a type can only be derived from one class, but can implement any number of interfaces.
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Nested classes' scope?
... @George Note that the example with class A isn't mine, it is from the Python official doc whose I gave link. This example fails and that failure is what is wanted to be shown in this example. In fact list(a + i for i in range(10)) is list((a + i for i in range(10))) that is to say list...
Copy a stream to avoid “stream has already been operated upon or closed”
...at I can deal with it twice. I can collect as a list and get new streams from that;
10 Answers
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Tomcat startup logs - SEVERE: Error filterStart how to get a stack trace?
...but it is not always clear where the log files are, when tomcat is started from an IDE. When I start it from IntelliJ, CATALINA_BASE is set to ${home}/.IntelliJIdea10/system/tomcat/Unnamed_r6-idea, and the log files are in in [CATALINA_BASE]/logs.
To see the logs, either locate the log files, or ed...
What is TypeScript and why would I use it in place of JavaScript? [closed]
...nitially, this was only Microsoft's Visual Studio (also noted in blog post from Miguel de Icaza). These days, other IDEs offer TypeScript support too.
Are there other technologies like it?
There's CoffeeScript, but that really serves a different purpose. IMHO, CoffeeScript provides readability for...
Define: What is a HashSet?
...anaging an array and storing the object using an index which is calculated from the hashcode of the object. Take a look here
HashSet is an unordered collection containing unique elements. It has the standard collection operations Add, Remove, Contains, but since it uses a hash-based implementation, ...
What is the difference between the WPF TextBlock element and Label control? [duplicate]
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The WPF Textblock inherits from FrameworkElement instead of deriving from System.Windows.Control like the Label Control. This means that the Textblock is much more lightweight. The downside of using a textblock is no support for Access/Accerelator Keys...
iPhone SDK: what is the difference between loadView and viewDidLoad?
... ahhhh, thank you for an explanation, finally! I've shied away from the idiom of allocating a temporary variable, then setting to self.view, then releasing...it seemed somehow awkward, unnecessary. I can now understand why that decision would have led me down the path where I now find m...