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Speed up the loop operation in R
... accumulates something. (simple operation). The data.frame has roughly 850K rows. My PC is still working (about 10h now) and I have no idea about the runtime.
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How can I add “href” attribute to a link dynamically using JavaScript?
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edited Aug 2 '13 at 17:00
answered Jan 14 '11 at 8:50
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Is C++14 adding new keywords to C++?
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edited Aug 19 '14 at 19:40
answered Aug 19 '14 at 10:07
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What are the details of “Objective-C Literals” mentioned in the Xcode 4.4 release notes?
...key"]
[Edit 2]
The new ObjC literals were discussed in multiple WWDC 2012 sessions. I intentionally didn't remove the the filenames and the time of each slide so you can find them for yourself if you feel like. They are essentially the same thing as stated in this post, but there are also a fe...
How to have an auto incrementing version number (Visual Studio)? [duplicate]
...bute to end with an asterisk, for example:
[assembly: AssemblyVersion("2.10.*")]
Visual studio will increment the final number for you according to these rules (thanks galets, I had that completely wrong!)
To reference this version in code, so you can display it to the user, you use reflection. ...
How to position a table at the center of div horizontally & vertically
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Centering is one of the biggest issues in CSS. However, some tricks exist:
To center your table...
Using multiple arguments for string formatting in Python (e.g., '%s … %s')
...uple.
However from Python 2.6 onwards you can use format instead of %:
'{0} in {1}'.format(unicode(self.author,'utf-8'), unicode(self.publication,'utf-8'))
Usage of % for formatting strings is no longer encouraged.
This method of string formatting is the new standard in Python 3.0, and shou...
Update a record without first querying?
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answered Nov 18 '10 at 19:15
CD..CD..
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Difference between this and self in JavaScript
...ll({}); // true false false
You can find window.self defined in the W3C 2006 working draft for the Window Object here.
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Is there a way to check if a file is in use?
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answered Jun 2 '09 at 1:20
ChrisWChrisW
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