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How do synchronized static methods work in Java and can I use it for loading Hibernate entities?
...en this would happen anyway in the DB, because the RDBMS will prevent them from inserting half information from A and half from B at the same time. The result will be the same but only 5 times ( or more ) slower.
Probably it could be better to take a look at the "Transactions and Concurrency" chapt...
Which types can be used for Java annotation members?
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What's missing from the above list is "Annotation". You can have an annotation which contains another annotation or an array of another annotation.
– Matt
Mar 16 '12 at 17:54
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What does “opt” mean (as in the “opt” directory)? Is it an abbreviation? [closed]
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I'd be curious how this differs from /usr/lib (which often contains optional software packages)
– Jonathan
Jun 21 '16 at 18:34
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How do I use su to execute the rest of the bash script as that user?
...y case (I just wanted to drop root privileges and do the rest of my script from restricted user): you can make the script restart itself from correct user. Let's suppose it is run as root initially. Then it will look like this:
#!/bin/bash
if [ $UID -eq 0 ]; then
user=$1
dir=$2
shift 2 # ...
Quick unix command to display specific lines in the middle of a file?
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This answer would benefit from explaining what all argument do.
– Bram Vanroy
Feb 3 at 13:02
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Click outside menu to close in jquery
... business requirements. The menu becomes hidden again after you mouse away from it.
15 Answers
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What's the difference between RSpec and Cucumber? [closed]
...sting (which means testing a class or part of the application in isolation from the rest of the application. So your model does what your model is supposed to do, the controller does what it is supposed to do, etc).
RSpec and Cucumber both are used for Acceptance Testing (Which is called ATDD, BDD,...
What do two question marks together mean in C#?
...or unless you know what it's called! :-)
EDIT: And this is a cool feature from another question. You can chain them.
Hidden Features of C#?
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How do I see the commit differences between branches in git?
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If commits have been cherry-picked from branch-X to master this won't filter them out. They will still be on the list of commits "In branch-X but not on master" even though they are actually in both..
– Tuffwer
Dec 12 '1...
Singleton by Jon Skeet clarification
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FieldBeforeInit is MahaBharata from Microsoft
– Amit Kumar Ghosh
Jun 1 '15 at 19:05
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