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Microsecond timing in JavaScript
Are there any timing functions in JavaScript with microsecond resolution?
4 Answers
4
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Django - how to create a file and save it to a model's FileField?
...wkhtmltopdf's convert_to_pdf command. Thank you!!
– Nostalg.io
Sep 1 '16 at 4:53
In addition to this, I got an error i...
How can I do DNS lookups in Python, including referring to /etc/hosts?
...my DNS lookups very nicely, but it entirely ignores the contents of /etc/hosts .
6 Answers
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warning C4996 - c++1y / stl - 清泛IT社区，为创新赋能！
...这些函数的更高级的安全版本，即在这些函数名后面加了一个_s的函数。这些安全版本函数使用起来更有效，也便于识别，如：strcpy_s,calloc_s等。当然，如果执意使用老版本、非安全版本函数，可以使用_CRT_SECURE_NO_DEPRECATE标记来...
Why isn't sizeof for a struct equal to the sum of sizeof of each member?
...cture alignment is implementation-defined. Therefore each compiler may choose to align data differently, resulting in different and incompatible data layouts. For this reason, when dealing with libraries that will be used by different compilers, it is important to understand how the compilers alig...
How to load all modules in a folder?
...n the current folder and put them as __all__ variable in __init__.py
from os.path import dirname, basename, isfile, join
import glob
modules = glob.glob(join(dirname(__file__), "*.py"))
__all__ = [ basename(f)[:-3] for f in modules if isfile(f) and not f.endswith('__init__.py')]
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What is the difference between the kernel space and the user space?
...t mess with memory (and other resources) owned by other programs or by the OS kernel. This limits (but usually doesn't entirely eliminate) their ability to do bad things like crashing the machine.
The kernel is the core of the operating system. It normally has full access to all memory and machine ...
What is the difference between new/delete and malloc/free?
... Can someone edit to elaborate regarding the "Free Store" as opposed to the heap? A process' heap is a well-known language-independent (?) operating-system-level concept; where does the "Free Store" come from?
– einpoklum
Feb 21 '16 at 15:26
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Static linking vs dynamic linking
Are there any compelling performance reasons to choose static linking over dynamic linking or vice versa in certain situations? I've heard or read the following, but I don't know enough on the subject to vouch for its veracity.
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How do multiple clients connect simultaneously to one port, say 80, on a server? [duplicate]
... computer set, and the external source port on the router. The latter is chosen by the router, not the hosts. Since, internally, each host has a different IP address, there is no collision.
– Borealid
Apr 27 '14 at 1:39
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