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How to add custom method to Spring Data JPA
I am looking into Spring Data JPA. Consider the below example where I will get all the crud and finder functionality working by default and if I want to customize a finder then that can be also done easily in the interface itself.
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How to choose the id generation strategy when using JPA and Hibernate
I was going through Id generation section of the Hibernate reference guide and "java persistence with Hibernate"
4 Answers
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Two single-column indexes vs one two-column index in MySQL?
...ses also more disk space.
When choosing the indexes, you also need to consider the effect on inserting, deleting and updating. More indexes = slower updates.
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How to stop EditText from gaining focus at Activity startup in Android
I have an Activity in Android, with two elements:
52 Answers
52
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Maven is not working in Java 8 when Javadoc tags are incomplete
...heck.
DocLint is a new feature in Java 8, which is summarized as:
Provide a means to detect errors in Javadoc comments early in the
development cycle and in a way that is easily linked back to the
source code.
This is enabled by default, and will run a whole lot of checks before generatin...
When a 'blur' event occurs, how can I find out which element focus went *to*?
...ev.explicitOriginalTarget||document.activeElement;
document.getElementById("focused").value =
target ? target.id||target.tagName||target : '';
}
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<button id="btn1" onblur="showBlur(event)">Button 1</button>
<button id="btn2" onblur="showBlur(event)">Button 2</butt...
ImageView - have height match width?
I have an imageview. I want its width to be fill_parent. I want its height to be whatever the width ends up being. For example:
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Print Current Mercurial Revision Hash?
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Try:
hg id -i
Example:
$ hg id -i
adc56745e928
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Form inside a form, is that alright? [duplicate]
Whether we can have a form inside another form?. Is there any problem with that.
9 Answers
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What is a Proxy in Doctrine 2?
... Imagine following scenario:
@Entity
class User {
@Column protected $id;
@Column protected $username;
@Column protected $firstname;
@Column protected $lastname;
// bunch of setters/getters here
}
DQL query:
SELECT u.id, u.username FROM Entity\User u WHERE u.id = :id
As...