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Most efficient way to increment a Map value in Java
...s folks--so I decided to run some tests and figure out which method is actually fastest. The five methods I tested are these:
the "ContainsKey" method that I presented in the question
the "TestForNull" method suggested by Aleksandar Dimitrov
the "AtomicLong" method suggested by Hank Gay
the "Trove...
SVN best-practices - working in a team
...t be, "trunk must always build without errors." or "trunk must always pass all unit tests". Any work that can't yet meet the standards of trunk must be done in a branch.
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Is it possible to use a div as content for Twitter's Popover
...ing if there was anyway to put a <div> inside the popover. Potentially, I would like to use php and mysql in there, but if i could get a div to work i think i can figure out the rest. I tried setting data-content to a div ID, but it didnt work.
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What is the advantage of using abstract classes instead of traits?
...or parameters
Abstract classes are fully interoperable with Java. You can call them from Java code without any wrappers. Traits are fully interoperable only if they do not contain any implementation code
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Pushing a local branch up to GitHub
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If you are really lazy, you can push all local branches by simply using
git push --all
--all
Push all branches (i.e. refs under refs/heads/); cannot be used with
other <refspec>.
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How do you programmatically set an attribute?
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Damn shame it doesn't work in all cases, as that would be really useful, for example, for adding the dirty attribute to user input...
– brice
Feb 28 '12 at 18:32
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How to insert a text at the beginning of a file?
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To actually insert a new line: sed -i '1s/^/<added text> \n/' file
– jslatts
Sep 17 '13 at 13:27
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Searching word in vim?
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Because the OP asked to search specifically for "word". The solution posted here basically does a search for %word%, whether its thiswordisawesome or word56 or 26word.
– Jguy
Jan 6 '16 at 16:21
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Firing events on CSS class changes in jQuery
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What's the deal with triggering the event which then calls a function? Why not call the function directly, instead of triggering it?
– RamboNo5
Dec 23 '09 at 1:11
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Why can't we have static method in a (non-static) inner class?
... would be 'annoying as a mothertrucker'. Don't understand why Java doesn't allow for this. Sometimes, I want an inner class to use properties of the parent class, but keep static methods for better namespacing. Is there something inherently wrong with this? :(
– Angad
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