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Why 0 is true but false is 1 in the shell?
...ave many different kinds of errors. 1 is a general error, 126 means that a file cannot be executed, 127 means 'command not found', etc. Here's a list of Bash Exit Codes With Special Meanings showing some of the most common exit codes.
There are also many kinds of success (exit status is 0). However...
How to apply a CSS filter to a background image
I have a JPEG file that I'm using as a background image for a search page, and I'm using CSS to set it because I'm working within Backbone.js contexts:
...
What is the difference between C# and .NET?
... // 266167b..
.custom instance void [mscorlib]System.Reflection.AssemblyFileVersionAttribute::.ctor(string) = ( 01 00 07 31 2E 30 2E 30 2E 30 00 00 ) // ...1.0.0.0..
.custom instance void [mscorlib]System.Runtime.Versioning.TargetFrameworkAttribute::.ctor(string) = ( 01 00 1C 2E 4E ...
What happens if i return before the end of using statement? Will the dispose be called?
... cases it's a non-issue, unless you're doing wonky stuff like writing to a file in your dispose method. Aside from the catastrophic program crash, that is.
– Randolpho
Jul 14 '10 at 15:51
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JPA : How to convert a native query result set to POJO class collection
...es within entities, so alternatively I do all this in the META-INF/orm.xml file:
<named-native-query name="GetAllJedi" result-set-mapping="JediMapping">
<query>SELECT name,age FROM jedi_table</query>
</named-native-query>
<sql-result-set-mapping name="JediMapping">...
jQuery vs document.querySelectorAll
...evels, if only because there's more functional code visible at once in the file you are viewing. In this sense, 5 lines of code is better than 10.
To sum up, I see the main benefits of jQuery as being concise code, and ubiquity.
...
Simplest way to detect a mobile device in PHP
... Its working fine.
http://mobiledetect.net/
use like this
//include the file
require_once 'Mobile_Detect.php';
$detect = new Mobile_Detect;
// Any mobile device (phones or tablets).
if ( $detect->isMobile() ) {
//do some code
}
// Any tablet device.
if( $detect->isTablet() ){
//do some ...
Why does this code segfault on 64-bit architecture but work fine on 32-bit?
...
Most likely because you're not including the header file for malloc and, while the compiler would normally warn you of this, the fact that you're explicitly casting the return value means you're telling it you know what you're doing.
That means the compiler expects an int to ...
How JavaScript closures are garbage collected
... can't find anything in the (standard)[ecma-international.org/publications/files/ECMA-ST/Ecma-262.pdf] says anything about only the variables that it uses internally should be available. In section 13, the production step 4: Let closure be the result of creating a new Function object as specified in...
How can I deploy an iPhone application from Xcode to a real iPhone device?
...e I had to change the /Developer/iphoneentitlements401/gen_entitlements.py file permissions to get the normal user execute it. With this the procedure works perfectly.
– abidibo
Jul 19 '12 at 9:24
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