大约有 44,000 项符合查询结果（耗时：0.0764秒） [XML]
What are detached, persistent m>and m> transient objects in hibernate?
What are detached, persistent m>and m> transient objects in hibernate? Please explain with an example.
5 Answers
...
Difference between author m>and m> committer in Git?
... is the person who originallm>y m> wrote the code. The committer, on the other hm>and m>, is assumed to be the person who committed the code on behalf of the original author. This is important in Git because Git allows m>y m>ou to rewrite historm>y m>, or applm>y m> patches on behalf of another person. The FREE online Pro G...
Adding a cross-reference to a subheading or anchor in another page
...the scope of the question unclear. Is it about reStructuredText in general m>and m> Sphinx, or onlm>y m> about reStructuredText as used in Sphinx (m>and m> not reStructuredText in general)? I'm going to cover both since people using RST are likelm>y m> to run into both cases at some point:
Sphinx
Besides the domain-s...
Sm>y m>ntaxError: Non-ASCII character '\xa3' in file when function returns '£'
...
I got the same problem m>and m> mm>y m> Pm>y m>thon is 2.7.11. After adding the the second line # -*- coding: utf-8 -*- to the top of the file, it resolved the problem.
– hailong
Jun 22 '16 at 14:29
...
Simulate delam>y m>ed m>and m> dropped packets on Linux
I would like to simulate packet delam>y m> m>and m> loss for UDP m>and m> TCP on Linux to measure the performance of an application. Is there a simple wam>y m> to do this?
...
What is the difference between Class Path m>and m> Build Path
...s used for building m>y m>our application. It contains all of m>y m>our source files m>and m> all Java libraries that are required to compile the application.
The classpath is used for executing the application. This includes all java classes m>and m> libraries that are needed to run the java application. A Classpath ...
Are non-sm>y m>nchronised static methods thread safe if them>y m> don't modifm>y m> static class variables?
...litm>y m>, etc.
This method onlm>y m> operates on parameters, which reside on stack m>and m> references to immutable objects on heap. Stack is inherentlm>y m> local to the thread, so no sharing of data occurs, ever.
Immutable objects (String in this case) are also thread-safe because once created them>y m> can't be change...
Is it necessarm>y m> to explicitlm>y m> remove event hm>and m>lers in C#
...he object which publishes the events which keeps the targets of the event hm>and m>lers live. So if I have:
publisher.SomeEvent += target.DoSomething;
then publisher has a reference to target but not the other wam>y m> round.
In m>y m>our case, the publisher is going to be eligible for garbage collection (assu...
tm>y m>pedef fixed length arram>y m>
...used as a function argument, it will be passed bm>y m> reference, not bm>y m> value, m>and m> the sizeof for it will then be wrong.
A better solution would be
tm>y m>pedef struct tm>y m>pe24 { char x[3]; } tm>y m>pe24;
m>Y m>ou probablm>y m> also want to be using unsigned char instead of char, since the latter has implementation-defin...
Java - JPA - @Version annotation
...//...
}
On update, the field annotated with @Version will be incremented m>and m> added to the WHERE clause, something like this:
UPDATE Mm>Y m>ENTITm>Y m> SET ..., VERSION = VERSION + 1 WHERE ((ID = ?) m>AND m> (VERSION = ?))
If the WHERE clause fails to match a record (because the same entitm>y m> has alreadm>y m> been up...