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How to run a background task in a servlet based web application?
...that you misunderstand the purpose of the servlet. It's intented to act on HTTP requests, nothing more. You want just a background task which runs once on daily basis.
EJB available? Use @Schedule
If your environment happen to support EJB (i.e. a real Java EE server such as WildFly, JBoss, TomEE,...
What does a \ (backslash) do in PHP (5.3+)?
...
The \ is used in PHP 5.3 for namespaces. See http://www.php.net/manual/en/language.namespaces.rationale.php for more information on namespaces and PHP.
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How to get Erlang's release version number from a shell?
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erl -eval 'erlang:display(erlang:system_info(otp_release)), halt().' -noshell
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Creating a Pandas DataFrame from a Numpy array: How do I specify the index column and column headers
...es
edit: as in the @joris comment, you may need to change above to np.int_(data[1:,1:]) to have correct data type.
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SQL DROP TABLE foreign key constraint
...this SQL (if you're on SQL Server 2005 and up):
SELECT *
FROM sys.foreign_keys
WHERE referenced_object_id = object_id('Student')
and if there are any, with this statement here, you could create SQL statements to actually drop those FK relations:
SELECT
'ALTER TABLE [' + OBJECT_SCHEMA_NAME...
Saving enum from select in Rails 4.1
...:
f.input :color, :as => :select, :collection => Wine.colors.keys.to_a
Which generated the following HTML:
<select id="wine_color" name="wine[color]">
<option value=""></option>
<option value="red">red</option>
<option value="white">white</option...
How to connect to SQL Server database from JavaScript in the browser?
...omplicated to actually make it. You'd have to send and receive SOAP via XmlHttpRequest. Check google for Javascript SOAP clients.
http://msdn.microsoft.com/en-us/library/ms345123.aspx - SQL native WebServices
http://www.google.com/search?q=javascript+soap - Google results for Javascript SOAP clien...
Automatically resize jQuery UI dialog to the width of the content loaded by ajax
...re is the contents of my head tag:
<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.4.1/jquery.min.js"></script>
<script type="text/javascript" src="jquery-ui.min.js"></script>
<link href="jquery-ui.css" rel="stylesheet" type="text/css" /&...
Using HTML5/Canvas/JavaScript to take in-browser screenshots
...wser supported).
For more information, have a look at the examples here:
http://hertzen.com/experiments/jsfeedback/
edit
The html2canvas script is now available separately here and some examples here.
edit 2
Another confirmation that Google uses a very similar method (in fact, based on the docum...
Call method in directive controller from other controller
...ve's controller to the parent scope, like ngForm with name attribute does: http://docs.angularjs.org/api/ng.directive:ngForm
Here you could find a very basic example how it could be achieved http://plnkr.co/edit/Ps8OXrfpnePFvvdFgYJf?p=preview
In this example I have myDirective with dedicated contr...