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What is database pooling?
I just wanted to know the concept of database connection pooling and how it is achieved.
6 Answers
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How to use querySelectorAll only for elements that have a specific attribute set?
..."])');
This translates to:
get all inputs with the attribute "value" and has the attribute "value" that is not blank.
In this demo, it disables the checkbox with a non-blank value.
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file_get_contents(“php://input”) or $HTTP_RAW_POST_DATA, which one is better to get the body of JSON
...ST data.
It is a less memory intensive alternative to $HTTP_RAW_POST_DATA and does not need any special php.ini directives.
php://input is not available with enctype="multipart/form-data".
Reference: http://php.net/manual/en/wrappers.php.php
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Two divs, one fixed width, the other, the rest
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It's not working with me. Left is going at 100% width and right is 250px. Two lines :(
– bear
Jun 26 '11 at 22:43
19
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How can I rotate an HTML 90 degrees?
...45 degrees rotation in the demo, so you can see the effect)
Note: The -o- and -moz- prefixes are no longer relevant and probably not required. IE9 requires -ms- and Safari and the Android browser require -webkit-
Update 2018: Vendor prefixes are not needed anymore. Only transform is sufficient. ...
Explanation of JSHint's Bad line breaking before '+' error
... But when the expression is within some parenthesis the warning persists. And, that makes me sad.
– Ben Hyde
Mar 25 '14 at 15:35
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Memory management in Qt?
I'm quite new to Qt and am wondering on some basic stuff with memory management and the life of objects. When do I need to delete and/or destroy my objects? Is any of this handled automatically?
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What does jQuery.fn mean?
...pe property.
The jQuery identifier (or $) is just a constructor function, and all instances created with it, inherit from the constructor's prototype.
A simple constructor function:
function Test() {
this.a = 'a';
}
Test.prototype.b = 'b';
var test = new Test();
test.a; // "a", own property
t...
nginx upload client_max_body_size issue
I'm running nginx/ruby-on-rails and I have a simple multipart form to upload files.
Everything works fine until I decide to restrict the maximum size of files I want uploaded.
To do that, I set the nginx client_max_body_size to 1m (1MB) and expect a HTTP 413 (Request Entity Too Large) status in...
What are the typical reasons Javascript developed on Firefox fails on IE? [closed]
I developed some javascript enhanced pages that run fine on recent Firefox and Safari. I missed to check in Internet Explorer, and now I find the pages don't work on IE 6 and 7 (so far). The scripts are somehow not executed, the pages show as if javascript wasn't there, although some javascript is e...