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Creation timestamp and last update timestamp with Hibernate and MySQL
...private Date created;
private Date updated;
@PrePersist
protected void onCreate() {
created = new Date();
}
@PreUpdate
protected void onUpdate() {
updated = new Date();
}
}
or you can use the @EntityListener annotation on the class and place the event code in an external cl...
How to change background color in android app
I want to be able to change the background color to white in my android app in the simplest way possible.
19 Answers
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How to display gpg key details without importing it?
...output of this summary or a detailed (and very technical) list of the individual OpenPGP packets.
Basic Key Information
For a brief peak at an OpenPGP key file, you can simply pass the filename as parameter or pipe in the key data through STDIN. If no command is passed, GnuPG tries to guess what y...
Rails: fields_for with index?
... This answer should be edit and update with Ben's answer as notapatch said
– JudgeProphet
Sep 25 at 14:37
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How can I scroll to a specific location on the page using jquery?
...t);
only to sum up, use the window.location.hash to jump to element with ID
window.location.hash = '#your-page-element';
Directly in HTML (accesibility enhancements)
<a href="#your-page-element">Jump to ID</a>
<div id="your-page-element">
will jump here
</div>
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ASP.NET MVC ActionLink and post method
... answered May 31 '11 at 7:45
AidosAidos
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How to set a selected option of a dropdown list control using angular JS
...option of a dropdown list control using angular JS. Forgive me if this is ridiculous but I am new with Angular JS
9 Answer...
How to write a foreach in SQL Server?
...ve something along the lines of a for-each, where I would like to take the Ids of a returned select statement and use each of them.
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How to get the focused element with jQuery?
... Firefox and Safari, but nothing in IE
<form action="">
<div id="block-1" class="border">
<h4>block-1</h4>
<input type="text" value="enter name here" name="name"/>
<input type="button" value="Add name" name="addName"/>
...
How do I get the name of the active user via the command line in OS X?
...whoami' has been obsoleted, it's probably more forward compatible to use:
id -un
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