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Changing Java Date one hour back
... database. Use a JDBC driver compliant with JDBC 4.2 or later. No need for strings, no need for java.sql.* classes.
Where to obtain the java.time classes?
Java SE 8, Java SE 9, Java SE 10, Java SE 11, and later - Part of the standard Java API with a bundled implementation.
Java 9 adds some mi...
Hibernate vs JPA vs JDO - pros and cons of each? [closed]
...cially when there are a lot of objects.
There is a detailed technical description of Hibernate's dirty checking mechanism in this SO answer:
JPA with HIBERNATE insert very slow
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C++, variable declaration in 'if' expression
.... If you really need to restrict the scope of that variable you can put an extra block around the if block. I have never used this syntax.
– Giorgio
Oct 20 '11 at 15:53
2
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How to create a cron job using Bash automatically without the interactive editor?
...ab -l | grep -v -F "$croncmd" ) | crontab -
Notes:
grep -F matches the string literally, as we do not want to interpret it as a regular expression
We also ignore the time scheduling and only look for the command. This way; the schedule can be changed without the risk of adding a new line to the ...
How to specify test directory for mocha?
... do the same as above, plus it will only run the test cases where the it() string/definition of a test begins with "Fnord:":
mocha --reporter spec --grep "Fnord:" server-test/*.js
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Git: “Not currently on any branch.” Is there an easy way to get back on a branch, while keeping the
... some-branch
git merge ${commit-sha}
If you have committed and then done extra work:
git stash
git log --oneline -n1 # this will give you the SHA
git checkout some-branch
git merge ${commit-sha}
git stash pop
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No serializer found for class org.hibernate.proxy.pojo.javassist.Javassist?
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Solves the problem but json will contain two extra unneeded properties "handler":{},"hibernateLazyInitializer":{}
– prettyvoid
Mar 28 '16 at 10:48
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Oracle PL/SQL - How to create a simple array variable?
... Do I insert into tables the same way as arrays? i.e. my_array(0) := 'some string';
– Abdul
Jun 15 '16 at 15:51
@TonyA...
check android application is in foreground or not? [duplicate]
...ses();
if (appProcesses == null) {
return false;
}
final String packageName = context.getPackageName();
for (RunningAppProcessInfo appProcess : appProcesses) {
if (appProcess.importance == RunningAppProcessInfo.IMPORTANCE_FOREGROUND && appProcess.processName.equal...
What is lazy loading in Hibernate?
...dren in the collection in one db query. Unless you used the very special "extra lazy" lazy loading hint. Or unless you cache the collection in second level cache and the associated children are not also cached.
– Steve Ebersole
Feb 20 '14 at 17:37
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