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How to build jars from IntelliJ properly?
I have a project that contains a single module, and some dependencies.
I'd like to create a jar, in a separate directory, that contains the compiled module. In addition, I'd like to have the dependencies present beside my module.
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How to create and handle composite primary key in JPA
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You can make an Embedded class, which contains your two keys, and then have a reference to that class as EmbeddedId in your Entity.
You would need the @EmbeddedId and @Embeddable annotations.
@Entity
public class YourEntity {
@EmbeddedId
private MyKey myKey;
@Column(name ...
How do I use disk caching in Picasso?
I am using Picasso to display image in my android app:
9 Answers
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Implications of foldr vs. foldl (or foldl')
...rstly, Real World Haskell , which I am reading, says to never use foldl and instead use foldl' . So I trust it.
7 Ans...
List of standard lengths for database fields
I'm designing a database table and once again asking myself the same stupid question: How long should the firstname field be?
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Mocking static methods with Mockito
...res mock of DriverManager. kaczanowscy.pl/tomek/2011-01/testing-basics-sut-and-docs
– MariuszS
Dec 29 '15 at 9:36
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How to convert ‘false’ to 0 and ‘true’ to 1 in Python
Is there a way to convert true of type unicode to 1 and false of type unicode to 0 (in Python)?
7 Answers
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How to fix PCH error?
...ching problem. Usually it can be resolved by holding down the Option key and choosing Product > Clean Build Folder...
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LINQ Contains Case Insensitive
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No, but databases work off of character sets and collation. If you're trying to push off work to the database, you have to make some assumptions about character set and collation, right?
– Christopher Stevenson
Mar 28 '13 at 12:17
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Another Repeated column in mapping for entity error
...lumn in the mapping. That means you mapped the same database column twice. And indeed, you have:
@Column(nullable=false)
private Long customerId;
and also:
@ManyToOne(optional=false)
@JoinColumn(name="customerId",referencedColumnName="id_customer")
private Customer customer;
(and the same goes...