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Data access object (DAO) in Java
I was going through a document and I came across a term called DAO . I found out that it is a Data Access Object. Can someone please explain me what this actually is?
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Primary key/foreign Key naming convention [closed]
... group we have a raging debate regarding the naming convention for Primary and Foreign Keys. There's basically two schools of thought in our group:
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PersistentObjectException: detached entity passed to persist thrown by JPA and Hibernate
... to the corresponding getters. A big word of caution is not to mix "Field" and "Property" access types within the entity class otherwise the behavior is undefined by the JSR-317 specifications.
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jQuery changing style of HTML element
...at once, that's when you would add the curly braces (for object notation), and it would look something like this (if you wanted to change, say, 'background-color' and 'position' in addition to 'display'):
$('#navigation ul li').css({'display': 'inline-block', 'background-color': '#fff', 'position':...
How to remove all of the data in a table using Django
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While this answers the first question, it doesn't handle the second question. I would use 'DELETE FROM %s' % (table_name, ) for that bit, leaving the table empty but intact.
– user3934630
Aug 7 '15 at 21:43
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Disabling implicit animations in -[CALayer setNeedsDisplayInRect:]
...hange of sublayers within one of my layers, as well as changes in the size and contents of the layer. I believe the contents key is the one you're looking for in order to prevent the crossfade on updated drawing.
Swift version:
let newActions = [
"onOrderIn": NSNull(),
"onOrderO...
How to use a link to call JavaScript?
...rst one scrolls you to the top of the page.
– Matt Grande
Mar 27 '09 at 1:39
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Yep it definitely ...
What is the purpose of Rank2Types?
...morphic. In the example map uses id as if it had type String -> String. And of course you can also pass a simple monomorphic function of the given type instead of id. Without rank2types there is no way for a function to require that its argument must be a polymorphic function and thus also no way...
How can I run a PHP script in the background after a form is submitted?
..., when submitted, will run basic code to process the information submitted and insert it into a database for display on a notification website. In addition, I have a list of people who have signed up to receive these notifications via email and SMS message. This list is trivial as the moment (only p...
HTML in string resource?
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You can also surround your html in a CDATA block as well and getString() will return your actual HTML. Like such:
<string name="foo"><![CDATA[Foo Bar <a href="foo?id=%s">baz</a> is cool]]></string>
Now when you perform a getString(R.string.foo) the...