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Defining an array of anonymous objects in CoffeeScript
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island205island205
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6
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Why does this code segfault on 64-bit architecture but work fine on 32-bit?
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answered Sep 25 '11 at 12:08
Flexo♦Flexo
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廉价共享存储解决方案1-drbd+ha+nfs - 更多技术 - 清泛网 - 专注C/C++及内核技术
...S文件共享存储架构（主从模式）
http://blog.chinaunix.net/uid-25266990-id-3803277.html
DRBD使用gfs2,cman实现双主分布式文件存储方案
http://blog.sae.sina.com.cn/archives/3609
2.1搭建实验环境了
所需要的软件
REHL 6.4
drbd-8.4.6.tar.gz
drbd-u...
numpy: most efficient frequency counts for unique values in an array
...erated/numpy.bincount.html
import numpy as np
x = np.array([1,1,1,2,2,2,5,25,1,1])
y = np.bincount(x)
ii = np.nonzero(y)[0]
And then:
zip(ii,y[ii])
# [(1, 5), (2, 3), (5, 1), (25, 1)]
or:
np.vstack((ii,y[ii])).T
# array([[ 1, 5],
[ 2, 3],
[ 5, 1],
[25, 1]])
o...
Is there an XSLT name-of element?
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edited Feb 25 '09 at 9:22
Robert Gould
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How to check whether an object has certain method/property?
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answered Feb 25 '11 at 6:59
JulienJulien
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Converting a double to an int in C#
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edited May 25 '12 at 12:44
answered May 25 '12 at 12:17
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CMake使用教程 - C/C++ - 清泛网 - 专注C/C++及内核技术
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编译完成后，在build目录生成Tutorial.exe，运行Tutorial.exe 25就可以看到运行结果：
运行make install安装程序：
运行make test进行测试：
通过cmake tutorial学习CMake配置方法
http://www.cmake.org/cmake/help/cmake_tutorial.html
可以在源代...
How do you increase the max number of concurrent connections in Apache?
...ts_in_apache
ServerLimit 16
StartServers 2
MaxClients 200
MinSpareThreads 25
MaxSpareThreads 75
ThreadsPerChild 25
First of all, whenever an apache is started, it will start 2 child processes which is determined by StartServers parameter. Then each process will start 25 threads determined by Thre...
How to flatten only some dimensions of a numpy array
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Take a look at numpy.reshape .
>>> arr = numpy.zeros((50,100,25))
>>> arr.shape
# (50, 100, 25)
>>> new_arr = arr.reshape(5000,25)
>>> new_arr.shape
# (5000, 25)
# One shape dimension can be -1.
# In this case, the value is inferred from
# the length o...