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bind event only once
...ause this unbinds ALL click events, and it is not always wanted behaviour. For example, when you bind something to document, you want to unbind only that one event, not all of them.
– Mārtiņš Briedis
Jul 20 '15 at 7:41
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Which $_SERVER variables are safe?
...ariable that a user can control, an attacker can also control and is therefore a source of an attack. This is called a "tainted" variable, and is unsafe.
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jQuery: Test if checkbox is NOT checked
...te. The current state is stored in the property checked of the dom element for that checkbox.
See Properties and Attributes in HTML
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How to stop “setInterval” [duplicate]
... I would suggest to add a if (timerId)clearInteral(timerId) before timerId = setInterval - otherwise, it's not guaranteed that the interval is cleared if focus is called more often than blur. when testing this I saw this situation a few times (on IE10).
– Patrick K...
Keeping it simple and how to do multiple CTE in a query
...ple T-SQL query, it emits a bunch of columns from a table and also joins information from other related tables.
2 Answers...
Delete file from internal storage
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This works for me:
File file = new File(photoPath);
file.delete();
context.sendBroadcast(new Intent(Intent.ACTION_MEDIA_SCANNER_SCAN_FILE, Uri.fromFile(file)));
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jQuery: outer html() [duplicate]
... is a terribly circuitous method of solving a simple problem. See the docs for VanillaJS: developer.mozilla.org/en-US/docs/Web/API/element.outerHTML
– just_wes
Aug 29 '13 at 18:52
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Is there a way to “limit” the result with ELOQUENT ORM of Laravel?
...at!
$games = Game::paginate(30);
// $games->results = the 30 you asked for
// $games->links() = the links to next, previous, etc pages
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oracle group 取每组第一条 - 数据库(内核) - 清泛网 - 专注C/C++及内核技术
...ws. They differ from aggregate functions in that they return multiple rows for each group.
Analytic functions are the last set of operations performed in a query except for the final ORDER BY clause. All joins and all WHERE , GROUP BY , and HAVING clauses are completed before the analytic function...
What is the opposite of evt.preventDefault();
...as been accepted with an example solution, given by redsquare (posted here for a direct solution in case this isn't closed as duplicate):
$('form').submit( function(ev) {
ev.preventDefault();
//later you decide you want to submit
$(this).unbind('submit').submit()
});
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