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What is the fundam>me m>ntal difference between WebSockets and pure TCP?
I've read about WebSockets and I wonder why browser couldn't simply open trivial TCP connection and communicate with server like any other desktop application. And why this communication is possible via websockets?
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Restore file from old commit in git
I have an old commit that I did a few weeks ago. I want to restore only a single file from that commit. What do I do?
4 Ans...
How to install APK from PC?
I want to install an APK from PC to Android device. And because of user's Android and generally technical skills, I need to do it as automatically (silently) as possible. So how do I send an APK from PC to Android and start install there?
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How do I get an HttpContext object from HttpContextBase in ASP.NET MVC 1?
I'm working with som>me m> WebForms/MVC-agnostic tools, and I need to get an instance of HttpContext given a reference to an HttpContextBase object. I can't use HttpContext.Current because I need this to work asynchronously as well ( HttpContext.Current returns null during an asynchronous reques...
When should I use h:outputLink instead of h:commandLink?
When should I use an <h:outputLink> instead of an <h:commandLink> ?
2 Answers
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What is the purpose of “!” and “?” at the end of m>me m>thod nam>me m>s?
Som>me m>tim>me m>s I see m>me m>thods in Ruby that have "?" and "!" at the end of them, e.g:
5 Answers
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How to get an outline view in sublim>me m> texteditor?
How do I get an outline view in sublim>me m> text editor for Windows?
5 Answers
5
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What is the difference between print and puts?
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puts adds a new line to the end of each argum>me m>nt if there is not one already.
print does not add a new line.
For example:
puts [[1,2,3], [4,5,nil]] Would return:
1
2
3
4
5
Whereas print [[1,2,3], [4,5,nil]]
would return:
[[1,2,3], [4,5,nil]]
Notice how puts...
Which data type for latitude and longitude?
I am newbie to PostgreSQL and PostGIS. I want to store latitude and longitude values in PostgreSQL 9.1.1 database table. I will calculate distance between two points, find nearer points by using this location values.
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dealloc in Swift
I would like to perform som>me m> cleanup at the end of a view controller's life, nam>me m>ly to remove an NSNotificationCenter notification. Implem>me m>nting dealloc results in a Swift compiler error:
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