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Are 2^n and n*2^n in the same time complexity?
Resources I've found on time complexity are unclear about when it is okay to ignore terms in a time complexity equation, specifically with non-polynomial examples.
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FFMPEG (libx264) “height not divisible by 2”
I am trying to encode a .mp4 video from a set of frames using FFMPEG using the libx264 codec.
7 Answers
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Stashing only staged changes in git - is it possible?
...changes. I'd like to be able to stage these files individually, create my .patch files, and stash them away until the code is approved. This way, when it's approved I can stash my entire (current) session, pop that bug and push the code.
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How to study design patterns? [closed]
I have read around 4-5 books on design patterns, but still I don't feel I have come closer to intermediate level in design patterns?
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Adding a public key to ~/.ssh/authorized_keys does not log me in automatically
I added the public SSH key to the authorized_keys file. ssh localhost should log me in without asking for the password.
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Iterating through a range of dates in Python
..., but how can I do it better? Right now I think it's better than nested loops, but it starts to get Perl-one-linerish when you have a generator in a list comprehension.
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Create subdomains on the fly with .htaccess (PHP)
I am looking to create a system which on signup will create a subdomain on my website for the users account area.
9 Answer...
Is there a way to loop through a table variable in TSQL without using a cursor?
Let's say I have the following simple table variable:
21 Answers
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服务器保持大量TIME_WAIT和CLOSE_WAIT的解决方法 - C/C++ - 清泛网 - 专注C/C++及内核技术
...保持大量TIME_WAIT和CLOSE_WAIT的解决方法昨天解决了一个HttpClient调用错误导致的服务器异常，具体过程如下：http: blog.csdn.net shootyou article details 6615051里头的分析过...昨天解决了一个HttpClient调用错误导致的服务器异常，具体过程如...
What's the “average” requests per second for a production web application?
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OpenStreetMap seems to have 10-20 per second
Wikipedia seems to be 30000 to 70000 per second spread over 300 servers (100 to 200 requests per second per machine, most of which is caches)
Geograph is getting 7000 images per w...