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How can I make setInterval also work when a tab is inactive in Chrome?
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Great! This approach should be used when you exactly need timers to be working but not just to fix some animation issues!
– Konstantin Smolyanin
Apr 18 '13 at 11:23
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Nested attributes unpermitted parameters
...e(:log_entry).permit!
Nested attributes are in the form of a hash. In my app, I have a Question.rb model accept nested attributes for an Answer.rb model (where the user creates answer choices for a question he creates). In the questions_controller, I do this
def question_params
params.re...
Web Service vs WCF Service
...y of article:
"Basically, WCF is a service layer that allows you to build applications that can communicate using a variety of communication mechanisms. With it, you can communicate using Peer to Peer, Named Pipes, Web Services and so on.
You can’t compare them because WCF is a framework for bui...
Is onload equal to readyState==4 in XMLHttpRequest?
...that represents XHR 2 is CORS support so from that standpoint XHR 2 didn't appear in IE until IE 10 but XHR.onload was supported in IE 9 which is typically believed to be XHR 1.
– Chase
Nov 5 '14 at 6:39
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Android Task Affinity Explanation
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What is Android Task Affinity used for?
An android application has Activities that form a stack like a deck of cards. If you start an android application, and start five activities A,B,C,D,E. They will form a stack
E - chat view
D - weather screen
C - map view
B - ...
Get __name__ of calling function's module in Python
Suppose myapp/foo.py contains:
3 Answers
3
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How can I enable zoom in on UIWebView which inside the UIScrollView?
...l working fine Paging, ZoomIn/Out, etc... But I have one issue in that. My app working in both orientation (Portrait & Landscape). Now, in portrait, I have to swipe the page 2-3 times then I am able to go next page. But in landscape, it's working fine. I have take webview inside scrollview and s...
SQLAlchemy: print the actual query
I'd really like to be able to print out valid SQL for my application, including values, rather than bind parameters, but it's not obvious how to do this in SQLAlchemy (by design, I'm fairly sure).
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How to use SCNetworkReachability in Swift
...onal.
The guard let statement (a new feature in Swift 2.0) assigns the unwrapped value to the defaultRouteReachability variable if it is
not nil. Otherwise the else block is executed and the function
returns.
As of Swift 2, SCNetworkReachabilityCreateWithAddress() returns
a managed object. You don't...
Forcing a WPF tooltip to stay on the screen
...prefer this one precisely because it's global -- I want all tooltips in my app to persist longer without further fanfare. Doing this still allows you to selectively apply a smaller value in context-specific places, as well, exactly as in the other answer. (But as always, this is only valid if you ...