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Determine which JAR file a class is from
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200
Yes. It works for all classes except classes loaded by bootstrap classloader. The other way to...
Nullable vs. int? - Is there any difference?
...and for Nullable<int>, which itself is shorthand for Nullable<Int32>.
Compiled code will be exactly the same whichever one you choose to use.
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How to un-commit last un-pushed git commit without losing the changes
...) )
revert commit normally and push
git checkout master
git revert a8172f36 #hash of the commit you want to destroy
# this introduces a new commit (say, it's hash is 86b48ba) which removes changes, introduced in the commit in question (but those changes are still visible in the history)
git push...
移动前端开发之viewport的深入理解 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...移动设备上的浏览器都会把自己默认的viewport设为980px或1024px（也可能是其它值，这个是由设备自己决定的），但带来的后果就是浏览器会出现横向滚动条，因为浏览器可视区域的宽度是比这个默认的viewport的宽度要小的。下图列...
Loader lock error
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Is it possible to capture a Ctrl+C signal and run a cleanup function, in a “defer” fashion?
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266
You can use the os/signal package to handle incoming signals. Ctrl+C is SIGINT, so you can use...
Set a default parameter value for a JavaScript function
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27 Answers
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Reloading module giving NameError: name 'reload' is not defined
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239
reload is a builtin in Python 2, but not in Python 3, so the error you're seeing is expected.
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How do I find the time difference between two datetime objects in python?
...gt;> difference = later_time - first_time
>>> seconds_in_day = 24 * 60 * 60
datetime.timedelta(0, 8, 562000)
>>> divmod(difference.days * seconds_in_day + difference.seconds, 60)
(0, 8) # 0 minutes, 8 seconds
Subtracting the later time from the first time difference = lat...
How do I get the path of the current executed file in Python?
...en():
# All of the modules are built-in to the interpreter, e.g., by py2exe
return hasattr(sys, "frozen")
def module_path():
encoding = sys.getfilesystemencoding()
if we_are_frozen():
return os.path.dirname(unicode(sys.executable, encoding))
return os.path.dirname(unicod...