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Removing multiple classes (jQuery)
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There are many ways can do that!
jQuery
remove all class
$("element").removeClass();
OR
$("#item").removeAttr('class');
OR
$("#item").attr('class', '');
OR
$('#item')[0].className = '';
remove multi class
$("element").removeClass("class1 ... classn");
OR
$("element").re...
Postgresql: password authentication failed for user “postgres”
I have installed PostgreSQL 8.4, Postgres client and Pgadmin 3. Authentication failed for user "postgres" for both console client and Pgadmin. I have typed user as "postgres" and password "postgres", because it worked before. But now authentication is failed. I did it before a couple of times withou...
What package naming convention do you use for personal/hobby projects in Java?
...ge names for personal projects. I assume because this is because this is really a matter of personal taste.
12 Answers
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AI2 Media Notification
...in several apps, tapping an action button triggers the associated event in all apps at the same time. This is due to the global nature of the broadcast receivers used. Solution: The intents for the action buttons are individualized with the app name. When a broadcast is received, the name is c...
Objective-C ARC: strong vs retain and weak vs assign
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@Pascal: weak references aren't allowed in deployment targets where the os is not 5.0 or higher. So for older projects you can still use assign, but if you move to newer versions you have to switch to weak
– Mattia
Feb...
Nginx 403 forbidden for all files
I have nginx installed with PHP-FPM on a CentOS 5 box, but am struggling to get it to serve any of my files - whether PHP or not.
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Updating packages in Emacs
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In order to automatically update the list of packages, only if there is no package list already, use the following:
(when (not package-archive-contents)
(package-refresh-contents))
In order to update all installed packages, type package-li...
How does MySQL process ORDER BY and LIMIT in a query?
...not 1):
SELECT * FROM tbl LIMIT 5,10; # Retrieve rows 6-15
To retrieve all rows from a certain offset up to the end of the result set, you can use some large number for the second parameter. This statement retrieves all rows from the 96th row to the last:
SELECT * FROM tbl LIMIT 95,18446744073...
Difference between framework vs Library vs IDE vs API vs SDK vs Toolkits? [closed]
...s. e.g Eclipse, Visual Studio.
A Library is a chunk of code that you can call from your own code, to help you do things more quickly/easily. For example, a Bitmap Processing library will provide facilities for loading and manipulating bitmap images, saving you having to write all that code for your...
How does Apple know you are using private API?
...since I do not work in the Apple review team.
1. otool -L
This will list all libraries the app has linked to. Something clearly you should not use, like IOKit and WebKit can be detected by this.
2. nm -u
This will list all linked symbols. This can detect
Undocumented C functions such as _UIIma...