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TLSF源码及算法介绍 - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...是一种用于实时操作系统的内存分配算法，时间复杂度 O(1)，在内存碎片问题上表现良好，可以将它看做是一个动态管理内存的内存池，提供分配及回收内存的方法，并能够进行内存碎片化整理。它的特点在于：
可以预期的分...
Check if user is using IE
...upport site :
How to determine browser version from script
Update : (IE 11 support)
function msieversion() {
var ua = window.navigator.userAgent;
var msie = ua.indexOf("MSIE ");
if (msie > 0 || !!navigator.userAgent.match(/Trident.*rv\:11\./)) // If Internet Explorer, return ve...
Find the PID of a process that uses a port on Windows
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218
Just open a command shell and type (saying your port is 123456):
netstat -a -n -o | find "1234...
Is it possible to specify your own distance function using scikit-learn K-Means Clustering?
...l
from scipy.sparse import issparse # $scipy/sparse/csr.py
__date__ = "2011-11-17 Nov denis"
# X sparse, any cdist metric: real app ?
# centres get dense rapidly, metrics in high dim hit distance whiteout
# vs unsupervised / semi-supervised svm
#..........................................
What is the difference between libsqlite3.dylib and libsqlite3.0.dylib?
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answered Nov 30 '10 at 14:39
Jeff KelleyJeff Kelley
18.3k55 gold badges6565 silver badges7777 bronze badges
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How to overcome TypeError: unhashable type: 'list'
...ue = [x.strip() for x in line]
key = line[0].strip()
value = line[1].strip()
# Now we check if the dictionary contains the key; if so, append the new value,
# and if not, make a new list that contains the current value
# (For future reference, this is a great place for a default...
Fastest way to remove first char in a String
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151
The second option really isn't the same as the others - if the string is "///foo" it will beco...
Checking if a string can be converted to float in Python
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16 Answers
16
Active
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Keep only first n characters in a string?
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edited Apr 12 '14 at 11:37
andrewb
4,80266 gold badges3030 silver badges5151 bronze badges
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