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Why do we check up to the square root of a prime number to determine if it is prime?
...mpensate, so the product stays at 100. They pivot around the square root." My aha moment! Thank you!
– Brian Wigginton
Feb 3 '18 at 20:59
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How to list commits since certain commit?
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This one is my favorite. I like to combine it with --oneline. Instead of <hash>, of course, you can use a ref like a branch name, too.
– codener
Jun 7 '17 at 6:34
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Git SVN error: a Git process crashed in the repository earlier
...er git processes running. Make sure a git-svn command isn't hanging.
PS My usual approach to fixing git-svn problems is to make a fresh pull of the repository. Time consuming, but you can do it in parallel with trying to fix the problem. Have a little race between you and git. Of course, this on...
“java.lang.OutOfMemoryError : unable to create new native Thread”
...exhausted) ) or JVMTI_RESOURCE_EXHAUSTED_THREADS (Threads exhausted).
In my case Jboss is creating too many threads , to serve the request, but all the threads are blocked . Because of this, JVM is exhausted with threads as well with memory (each thread holds memory , which is not released , becau...
Concatenate strings in Less
...! I was having an issue with VS Web Compiler add-on, where it was changing my background-image url, and I wasn't too sure how to do concatenation :)
– hatsrumandcode
Dec 22 '15 at 16:18
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What is the maximum length of a URL in different browsers?
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Today IE11 cuts my URL to 2048 chars.
– AntiCZ
Jun 13 '16 at 11:04
3
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Simple example of threading in C++
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Boost thread is great - my only problem was that you couldn't (when I last used it) actually access the native underlying thread handle as it was a private class member! There's a TON of stuff in win32 that you need the threadhandle for, so we tweak...
Prevent ViewPager from destroying off-screen views
...s : "java.lang.IllegalStateException: Fragment already added:" error for my app.
– alicanbatur
Feb 18 '14 at 14:11
T...
Unittest setUp/tearDown for several tests
... suite, but finds all individual test cases and runs them all separately.
My solution for this was using a class variable like this:
class TestCase(unittest.TestCase):
runCount = 0
def setUpClass(self):
pass # overridden in actual testcases
def run(self, result=None):
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How to get current timestamp in string format in Java? “yyyy.MM.dd.HH.mm.ss”
...setDateTime.now( ZoneOffset.UTC ) ; // Capture the current moment in UTC.
myPreparedStatement.setObject( … , odt ) ;
Retrieving data.
OffsetDateTime odt = myResultSet.getObject( … , OffsetDateTime.class ) ;
The java.sql types, such as java.sql.Timestamp, should only be used for transfer in an...