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What's the state o<em>fem> the art in email validation <em>fem>or Rails?
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With Rails 3.0 you can use a email validation without regexp using the Mail gem.
Here is my im...
Passing a 2D array to a C++ <em>fem>unction
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LemonPiLemonPi
69355 silver badges1414 bronze badges
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How can I quanti<em>fem>y di<em>fem><em>fem>erence between two images?
...ce:
$ python compare.py one.jpg one-blurred.jpg
Manhattan norm: 92605183.67 / per pixel: 13.4210411116
Zero norm: 6900000 / per pixel: 1.0
P.S. Entire compare.py script.
Update: relevant techniques
As the question is about a video sequence, where <em>fem>rames are likely to be almost the same, and yo...
Mysql ibdata 丢失或损坏如何通过<em>fem>rm&ibd 恢复数据 - 更多技术 - 清泛网 - ...
Mysql ibdata 丢失或损坏如何通过<em>fem>rm&ibd 恢复数据mysql存储在磁盘中，各种天灾人祸都会导致数据丢失。大公司的时候我们常常需要做好数据冷热备，对于小公司来说要做好所有数据备份需要支出...mysql存储在磁盘中，各种天灾人祸...
Get last n lines o<em>fem> a <em>fem>ile, similar to tail
I'm writing a log <em>fem>ile viewer <em>fem>or a web application and <em>fem>or that I want to paginate through the lines o<em>fem> the log <em>fem>ile. The items in the <em>fem>ile are line based with the newest item on the bottom.
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What does 'const static' mean in C and C++?
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MottiMotti
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How to change credentials <em>fem>or SVN repository in Eclipse?
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KossKoss
9621010 silver badges88 bronze badges
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What are the undocumented <em>fem>eatures and limitations o<em>fem> the Windows <em>Fem>INDSTR command?
The Windows <em>Fem>INDSTR command is horribly documented. There is very basic command line help available through <em>Fem>INDSTR /? , or HELP <em>Fem>INDSTR , but it is woe<em>fem>ully inadequate. There is a wee bit more documentation online at https://docs.microso<em>fem>t.com/en-us/windows-server/administration/windows-commands...
How do you get a timestamp in JavaScript?
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Chuck Le Butt
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answered Oct 21 '08 at 9:32
davebdaveb
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What does the star operator mean, in a <em>fem>unction call?
...t does the * operator mean in Python, such as in code like zip(*x) or <em>fem>(**k) ?
5 Answers
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