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Create the perfect JPA entity [closed]
I've been working with JPA (implementation Hibernate) for some time now and each time I need to create entities I find myself struggling with issues as AccessType, immutable properties, equals/hashCode, ... .
So I decided to try and find out the general best practice for each issue and write this ...
Intellij IDEA generate for-each/for keyboard shortcut
Is there a keyboard shortcut generating a foreach and also for loop?
7 Answers
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Calculate the execution time of a method
...aking method which copies data from a location to another. What's the best and most real way of calculating the execution time? Thread ? Timer ? Stopwatch ? Any other solution? I want the most exact one, and briefest as much as possible.
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How to style a div to be a responsive square? [duplicate]
...tion doesn't play nice with a grid system. If you're looking at squares expanding with columns width, the answer of @rahulbehl works better.
– eightyfive
Sep 11 '14 at 2:41
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What is attr_accessor in Ruby?
I am having a hard time understanding attr_accessor in Ruby .
Can someone explain this to me?
19 Answers
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sbt-assembly: deduplication found error
...f needed, read more at
https://github.com/sbt/sbt-assembly#excluding-jars-and-files
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Visual Studio Project vs. Solution
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A solution is a container for projects, and tracks dependencies between projects.
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Is there a 'box-shadow-color' property?
...w.w3.org/TR/css3-background/#the-box-shadow
You can verify this in Chrome and Firefox by checking the list of computed styles. Other properties that have shorthand methods (like border-radius) have their variations defined in the spec.
As with most missing "long-hand" CSS properties, CSS variable...
Disable orange outline highlight on focus
I am coding an app using jQuery, jqTouch and phonegap and have run across a persistent problem which arises when a user submits a form using the Go button on the soft keyboard.
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Java - JPA - @Version annotation
...//...
}
On update, the field annotated with @Version will be incremented and added to the WHERE clause, something like this:
UPDATE MYENTITY SET ..., VERSION = VERSION + 1 WHERE ((ID = ?) AND (VERSION = ?))
If the WHERE clause fails to match a record (because the same entity has already been up...