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Get size of folder or file
...O api method is about 4 to 5 times faster compared to the commons-io code (tested on a folder with many subfolders for a total of 180229 files). Commons IO took 15 seconds, NIO took 5 seconds.
– Wim Deblauwe
Sep 25 '15 at 12:53
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~x + ~y == ~(x + y) is always false?
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Hint:
x + ~x = -1 (mod 2n)
Assuming the goal of the question is testing your math (rather than your read-the-C-specifications skills), this should get you to the answer.
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Using HTML in Express instead of Jade
...en that people recommended app.register() which is now deprecated in the latest version.
13 Answers
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Why does Stream not implement Iterable?
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@TagirValeev I tested it again in IntelliJ. It appears that IntelliJ sometimes gets confused by this syntax; I haven't really found a pattern to it. However, the code compiles fine, and IntelliJ removes the error notice after compiling. ...
Download single files from GitHub
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Note for posterity: I just tested it and using raw works fine for binary files.
– emmby
Dec 23 '12 at 17:11
1
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'Missing contentDescription attribute on image' in XML
...s accessible with a directional
controller, such as a trackball or D-pad.
Test your application by turning on accessibility services like TalkBack
and Explore by Touch,
and try using your application using only directional controls.
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What's the Best Way to Shuffle an NSMutableArray?
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@Jason: Sometimes (e.g. when testing), being able to supply a seed is a good thing. Kristopher: nice algorithm. It's an implementation of the Fisher-Yates algorithm: en.wikipedia.org/wiki/Fisher-Yates_shuffle
– JeremyP
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Parsing domain from a URL
...t from Mozilla all the time, and removing the cache system). This has been tested against a set of 1000 URLs and seemed to work.
function domain($url)
{
global $subtlds;
$slds = "";
$url = strtolower($url);
$host = parse_url('http://'.$url,PHP_URL_HOST);
preg_match("/[^\.\/]+\...
SQL how to make null values come last when sorting ascending
...u can use the built-in function to check for null or not null, as below. I test it and its working fine.
select MyDate from MyTable order by ISNULL(MyDate,1) DESC, MyDate ASC;
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How to display default text “--Select Team --” in combo box on pageload in WPF?
...boBox1, Converter={StaticResource NullToVisibilityConverter}}"
IsHitTestVisible="False"
Text="... Select Team ..." />
</Grid>
Here you have the converter class that you can re-use.
public class NullToVisibilityConverter : IValueConverter
{
#region Implementation of IVal...