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Difference between dispatch_async and dispatch_sync on serial queue?
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Yes. Using serial queue ensure the serial execution of tasks. The only difference is that dispat...
Rails respond_with: how does it work?
...rd-party responders gem as of Rails 4.2 (release notes / commit dated Aug 2014). While responders is not included in Rails by default, it is a dependency of Devise, and thus available in many Rails applications.
The #respond_to instance method, however, is still a part of Rails (5.2rc1 as of this w...
Using -performSelector: vs. just calling the method
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edited Sep 29 '09 at 18:25
bbum
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What are Transient and Volatile Modifiers?
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answered Aug 23 '10 at 6:03
Stephen CStephen C
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Differences between std::make_unique and std::unique_ptr with new
...change that means that this is no longer unsafe. See C++ committee papers P0400R0 and P0145R3.
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Truncate a string straight JavaScript
... = 3;
var myString = "ABCDEFG";
var myTruncatedString = myString.substring(0,length);
// The value of myTruncatedString is "ABC"
So in your case:
var length = 3; // set to the number of characters you want to keep
var pathname = document.referrer;
var trimmedPathname = pathname.substring(0, Math...
Do I need a content-type header for HTTP GET requests?
...cipient MAY either assume a media type of "application/octet-stream" ([RFC2046], Section 4.5.1) or examine the data to determine its type.
It means that the Content-Type HTTP header should be set only for PUT and POST requests.
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What is the purpose of `text=auto` in `.gitattributes` file?
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answered Jun 24 '16 at 16:08
FlimmFlimm
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How to set an iframe src attribute from a variable in AngularJS
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John Rix
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answered Nov 18 '13 at 10:18
musically_utmusically_ut
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Scala 2.8 breakOut
... edited Nov 27 '15 at 15:36
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answered Nov 11 '09 at 16:53
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