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JPA - Returning an auto generated id after persist()
I'<em>mem> using JPA (EclipseLink) and Spring. Say I have a si<em>mem>ple entity with an auto-generated ID:
7 Answers
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What is difference between Collection.strea<em>mem>().forEach() and Collection.forEach()?
I understand that with .strea<em>mem>() , I can use chain operations like .filter() or use parallel strea<em>mem>. But what is difference between the<em>mem> if I need to execute s<em>mem>all operations (for exa<em>mem>ple, printing the ele<em>mem>ents of the list)?
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Reduce, fold or scan (Left/Right)?
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In general, all 6 fold functions apply a binary operator to each ele<em>mem>ent of a collection. The result of each step is passed on to the next step (as input to one of the binary operator's two argu<em>mem>ents). This way we can cu<em>mem>ulate a result.
reduceLeft and reduceRight cu<em>mem>ulate a single result.
f...
How do I convert dateti<em>mem>e to ISO 8601 in PHP
How do I convert <em>mem>y ti<em>mem>e fro<em>mem> 2010-12-30 23:21:46 to ISO 8601 date for<em>mem>at? (-_-;)
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How to increase the Java stack size?
I asked this question to get to know how to increase the runti<em>mem>e call stack size in the JV<em>Mem>. I've got an answer to this, and I've also got <em>mem>any useful answers and co<em>mem><em>mem>ents relevant to how Java handles the situation where a large runti<em>mem>e stack is needed. I've extended <em>mem>y question with the su<em>mem><em>mem>ary of ...
Backing beans (@<em>Mem>anagedBean) or CDI Beans (@Na<em>mem>ed)?
...arted reading through Core JavaServer Faces, 3rd Ed. and they say this (e<em>mem>phasis <em>mem>ine):
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What's the difference between a catalog and a sche<em>mem>a in a relational database?
I used to think sche<em>mem>a were the "upper wrapper" object before the database itself.
I <em>mem>ean DB.sche<em>mem>a.&a<em>mem>p;lt;what_ever_object_na<em>mem>e_under_sche<em>mem>a&a<em>mem>p;gt; .
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SQL Developer is returning only the date, not the ti<em>mem>e. How do I fix this?
Here's what SQL Develoepr is giving <em>mem>e, both in the results window and when I export:
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Is it possible to rena<em>mem>e a <em>mem>aven jar-with-dependencies?
I'<em>mem> currently using the jar-with-dependencies asse<em>mem>bly to create such a jar. However, the na<em>mem>e of <em>mem>y jar is a bit long.
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What is the usefulness of PUT and DELETE HTTP request <em>mem>ethods?
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DELETE is for deleting the request resource:
The DELETE <em>mem>ethod requests that the origin server delete the resource identified by the Request-URI. This <em>mem>ethod <em>Mem>AY be overridden by hu<em>mem>an intervention (or other <em>mem>eans) on the origin server. The client cannot be guaranteed that the ope...