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JPA getSingleResult() or null
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Here is some info in term of benefit of exception begin thrown from getSingleResult(): Queries can be used to retrieve almost anything including the value of a single column in a single row. If getSingleResult() would return null, you c...
Objective-C pass block as parameter
...IteratorBlock)iteratorBlock{
iteratorBlock(someId, someInt);
}
More info on blocks here
http://developer.apple.com/library/ios/#documentation/cocoa/Conceptual/Blocks/Articles/bxGettingStarted.html#//apple_ref/doc/uid/TP40007502-CH7-SW1
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With bash, how can I pipe standard error into another process?
...t I did it just to be consistent - closing file handle 3 is a good idea to free it up.
– paxdiablo
Oct 20 '12 at 12:21
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Java: Integer equals vs. ==
...than these values it returns false .
Refer the link for some additional info
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How can i use iptables on centos 7? [closed]
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Added the info about masking firewalld to the answer, as @TroodoN-Mike suggested
– Sgaduuw
Aug 29 '14 at 7:31
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How can I style even and odd elements?
...ortive'. It does not prevent the user from using the site nor from finding information. It doesn't even (most likely not) spoil the overall appearance of the website.
– Hafenkranich
Apr 19 '16 at 19:47
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static const vs #define
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@Unknown123: feel free to post one - I don't mind if you rip off any points you feel worthy from here. Cheers
– Tony Delroy
Apr 25 '19 at 19:57
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How to avoid passing parameters everywhere in play2?
...re is a Menus class defined (the Java interceptor). @adis Yes but you’re free to store them in another place, even in the cache.
– Julien Richard-Foy
Apr 18 '12 at 10:02
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Parsing HTML using Python
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General info: If performance is critical, better use the lxml library instead (see answer below). With cssselect it’s quite useful aswell and performance is often 10- to 100-fold better than the other libraries available.
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Rails - Could not find a JavaScript runtime?
... does not solve the problem, you could install it manually: blog.anantshri.info/howto-add-ppa-in-debian
– Robin
Sep 25 '13 at 11:38
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