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Check if a row exists, otherwise insert
...Is MERGE an atomic statement in SQL2008?] (stackoverflow.com/questions/9871644/…)
– James
Feb 3 '15 at 22:41
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Matplotlib tight_layout() doesn't take into account figure suptitle
... )
plt.show()
The result:
[Using Python 2.7.3 (64-bit) and matplotlib 1.2.0]
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StringIO in Python3
...ld be applied instead. Tested myself on python 3.5 @ eclipse pyDev + win7 x64. Please let me know if I were wrong thanks.
– Bill Huang
Mar 5 '16 at 17:16
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In Python, what is the difference between “.append()” and “+= []”?
...a local function.
time results are different on different python versions: 64 and 32 bit
e.g.
timeit.Timer('for i in xrange(100): app(i)', 's = [] ; app = s.append').timeit()
good tests can be found here: http://markandclick.com/1/post/2012/01/python-list-append-vs.htm...
Disable same origin policy in Chrome
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Dagg NabbitDagg Nabbit
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How do you create a Swift Date object?
...reating a Date and Time in Swift
In Swift, dates and times are stored in a 64-bit floating point number measuring the number of seconds since the reference date of January 1, 2001 at 00:00:00 UTC. This is expressed in the Date structure. The following would give you the current date and time:
let cu...
Qt 5.1.1: Application failed to start because platform plugin “windows” is missing
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Okay, as posted here https://stackoverflow.com/a/17271172/1458552 without much attention by oth...
When to use volatile with multi threading?
...t make the change visible to other threads, though on at least x86 and x86-64 this works). I certainly wouldn't advise anybody to actually do that without a very good reason, I'm just saying that a blanket statement like "volatile is NEVER useful in multithreaded code" is not 100% correct.
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How do I assign a port mapping to an existing Docker container?
...un screen ~/Library/Containers/com.docker.docker/Data/com.docker.driver.amd64-linux/tty Once you get the tty running you can navigate to /var/lib/docker
– nommer
Jul 27 '18 at 20:20
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Can you remove elements from a std::list while iterating through it?
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No James, i is incremented before calling erase, and the previous value is passed to the function. A function's arguments have to be fully ...