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Clearing a string buffer/builder after loop
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I think the performance benefit comes from the string mutability, not from saving the instantiation. here's a quick test of 1e8 iterations: inside loop (2.97s): ideone.com/uyyTL14w, outside loop (2.87s): ideone.com/F9lgsIxh
– Mark Ell...
How to convert xml into array in php?
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Another option is the SimpleXML extension (I believe it comes standard with most php installs.)
http://php.net/manual/en/book.simplexml.php
The syntax looks something like this for your example
$xml = new SimpleXMLElement($xmlString);
echo $xml->bbb->cccc->dddd['Id'];
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Unlimited Bash History [closed]
...lways go back and see how I built/configured something, or what that nifty command was, or how some command broke something weeks ago. How do I change this setting?
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Link to reload current page
...rding directories, not files. This means that if you are at http://example.com/foo/bar.html you are really in the directory /foo/ and a href value of . in bar.html will refer to /foo/ rather than bar.html
Think of it as navigating the file system in a terminal; you can never cd into a file :)
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How do I use Ruby for shell scripting?
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How to change the Text color of Menu item in Android?
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I am still completely unable to change the text color. My overall theme textcolor just takes preference. Any help? None of these answers work.
– David P
Jun 21 '17 at 7:26
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PHP array_filter with arguments
...Charles's solution using closures, you can actually find an example in the comments on the documentation page. The idea is that you create an object with the desired state ($num) and the callback method (taking $i as an argument):
class LowerThanFilter {
private $num;
function __co...
ActionBar text color
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Won't build - ADT complains that it requires v13 or above (so ... won't work on most Android handsets :( )
– Adam
Feb 15 '13 at 12:31
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Browser doesn't scale below 400px?
... well and you even open a small console panel too.
This has allowed me to completely move from Firefox/Firebug to Chrome.
If you want to go a step further look at the web inspector settings (cog icon, bottom-right), and goto the user agent tab. You can set the screen resolution to whatever you l...
How to use/install gcc on Mac OS X 10.8 / Xcode 4.4
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Update:
You can now just run the following command from your terminal:
xcode-select --install
Starting with Xcode 4.3 - you must now manually install command line tools from Xcode menu > Preferences > Downloads.
Alternatively, there are stand-alone insta...