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How do I update an entity using spring-data-jpa?
Well the question pretty much says everything. Using JPARepository how do I update an entity?
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Android “Only the original thread that created a view hierarchy can touch its views.”
I've built a simple music player in Android. The view for each song contains a SeekBar, implemented like this:
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Using margin:auto to vertically-align a div
So I know we can center a div horizontally if we use margin:0 auto; . Should margin:auto auto; work how I think it should work? Centering it vertically as well?
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How do I hide an element when printing a web page?
I have a link on my webpage to print the webpage. However, the link is also visible in the printout itself.
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How to reference style attributes from a drawable?
I want to have 2 selectable themes for my application. In order to do that, I defined some attributes, like this:
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Java Ordered Map
In Java, Is there an object that acts like a Map for storing and accessing key/value pairs, but can return an ordered list of keys and an ordered list of values, such that the key and value lists are in the same order?
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Dropping Unique constraint from MySQL table
How can I drop the "Unique Key Constraint" on a column of a MySQL table using phpMyAdmin?
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How does JPA orphanRemoval=true differ from the ON DELETE CASCADE DML clause
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orphanRemoval has nothing to do with ON DELETE CASCADE.
orphanRemoval is an entirely ORM-specific thing. It marks "child" entity to be removed when it's no longer referenced from the "parent" entity, e.g. when you remove the child entity from the...
How to call multiple JavaScript functions in onclick event?
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onclick="doSomething();doSomethingElse();"
But really, you're better off not using onclick at all and attaching the event handler to the DOM node through your Javascript code. This is known as unobtrusive javascript.
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Unable to set data attribute using jQuery Data() API
I've got the following field on an MVC view:
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