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Is nested function a good approach when required by only one function? [closed]
...e becomes local rather global one, so it's faster to call the function. In my trials, time-wise it's basically a wash most of the time; it may even be faster with the inner function if you call it many times.
– kindall
Jan 28 '11 at 21:23
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What's the fastest way to delete a large folder in Windows?
...found a combo of del+rmdir nearly three times faster than plain rmdir. See my answer: stackoverflow.com/questions/186737/…
– Hugo
Jun 1 '11 at 21:50
2
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Android: Background Image Size (in Pixel) which Support All Devices
...which will run on all Android Devices. I want to create xhdpi Graphics for My App. My App is full screen. I am confused in Creating graphics. can any one tell me the best sizes of my background image in pixels.
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What's the best visual merge tool for Git? [closed]
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Beyond Compare 3, my favorite, has a merge functionality in the Pro edition. The good thing with its merge is that it let you see all 4 views: base, left, right, and merged result. It's somewhat less visual than P4V but way more than WinDiff. ...
How do you check if a JavaScript Object is a DOM Object?
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It's part of the DOM, Level2.
Update 2: This is how I implemented it in my own library:
(the previous code didn't work in Chrome, because Node and HTMLElement are functions instead of the expected object. This code is tested in FF3, IE7, Chrome 1 and Opera 9).
//Returns true if it is a DOM node
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How to insert in XSLT
... Using the accepted answer I ended up with a line breaking space in my XML output (at least that's what it looked like in VS2010's XML editor). Using this answer I get exactly 1 space only.
– Mathijs Flietstra
Jan 14 '14 at 15:00
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Debugging sqlite database on the device
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I'll repeat myself from another answer:
Starting from API level 8 (Android 2.2), if you build the application as debuggable, you can use the shell run-as command to run a command or executable as a specific user/application or just s...
When/Why to use Cascading in SQL Server?
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Having at least twice in my career seen the business-threatening consequences of a misunderstood cascade delete I'm very disinclined to use them myself in all except the most clear cut cases. In both cases data had been deleted as a result of a casc...
IEnumerable to string [duplicate]
...h (var c in charSequence)
{
sb.Append(c);
}
return sb.ToString();
In my testing, that is detailed in the linked question, for 1000000 iterations of "Some reasonably small test data" I get results like this,
1000000 iterations of "Concat" took 1597ms.
1000000 iterations of "new string" took 86...
Split a vector into chunks in R
...60 0.300 5.663
EDIT: Changing from as.factor() to as.character() in my function made it twice as fast.
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