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iOS 7 parallax effect in my view controller
...S 7).
DVParallaxView (requires iOS 5.0 or higher and ARC).
MKParallaxView (tested with iOS 6.0, requires ARC).
UIView-MWParallax (tested with iOS 6.1, requires ARC).
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How to make PDF file downloadable in HTML link?
...ry/yourfile.pdf" download>Download the pdf</a>
Compatibility: I tested this on Firefox 21 and Iron, both worked fine. It might not work on HTML5-incompatible or outdated browsers. The only browser I tested that didn't force download is IE...
Check compatibility here: http://caniuse.com/#...
Python: Get relative path from comparing two absolute paths
...r']) # No common prefix: the root is the common prefix
'/'
You can thus test whether the common prefix is one of the paths, i.e. if one of the paths is a common ancestor:
paths = […, …, …]
common_prefix = os.path.commonprefix(list_of_paths)
if common_prefix in paths:
…
You can then...
Python list of dictionaries search
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I tested various methods to go through a list of dictionaries and return the dictionaries where key x has a certain value.
Results:
Speed: list comprehension > generator expression >> normal list iteration >...
Fastest way to determine if an integer's square root is an integer
I'm looking for the fastest way to determine if a long value is a perfect square (i.e. its square root is another integer):
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“x not in y” or “not x in y”
When testing for membership, we can use:
6 Answers
6
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Set select option 'selected', by value
...r]).attr('selected','selected'); which also worked well for all browsers I tested.
– Lee Fuller
Nov 29 '15 at 17:18
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CSS technique for a horizontal line with words in the middle
...ackground:#fff;
padding:0 10px;
}
<h2><span>THIS IS A TEST</span></h2>
<p>this is some content other</p>
I tested in Chrome only, but there's no reason it shouldn't work in other browsers.
JSFiddle: http://jsfiddle.net/7jGHS/
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How to instantiate a File object in JavaScript?
There's a File object in JavaScript. I want to instantiate one for testing purposes.
6 Answers
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Get file name from URL
...io:
import org.apache.commons.io.FilenameUtils;
public class FilenameUtilTest {
public static void main(String[] args) throws Exception {
URL url = new URL("http://www.example.com/some/path/to/a/file.xml?foo=bar#test");
System.out.println(FilenameUtils.getBaseName(url.getPath...