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浅谈TCP优化 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...1460，所以「cwnd」的初始值是3MSS。
当我们浏览视频或者下载软件的时候，「cwnd」初始值的影响并不明显，这是因为传输的数据量比较大，时间比较长，相比之下，即便慢启动阶段「cwnd」初始值比较小，也会在相对很短的时间...
Clear terminal in Python [duplicate]
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Or now, in Python3, print(chr(27) + "[2J")
– david.barkhuizen
Jan 18 '14 at 19:01
4
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苹果全球开发者大会：无硬件 iOS 9等三大系统更新 - 资讯 - 清泛网 - 专注C...
...设备的发布正式推出，而面向非开发者的beta版在7月就能下载体验。
苹果在iPad的iOS 9中加入了分屏多任务功能。该功能主要分为三项：SlideOver、Split View和画中画。
为了实现SlideOver，苹果重新设计了双击Home键后出现的任务管理...
Element-wise addition of 2 lists?
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N.B. - in python3, map() returns an iterable thingy rather than a list. If you do need an actual list, the first answer is list(map(add, list1, list2))
– FLHerne
Mar 24 '16 at 11:25
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django.core.exceptions.ImproperlyConfigured: Error loading MySQLdb module: No module named MySQLdb
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This in python3 not works. requires ConfigParser which is not available in python3
– gogagubi
Sep 27 '19 at 14:56
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How do I use floating-point division in bash?
...ctave
perl
echo print 1/3 | perl
python2
echo print 1/3. | python2
python3
echo 'print(1/3)' | python3
R
echo 1/3 | R --no-save
with cleaned up output:
echo 1/3 | R --vanilla --quiet | sed -n '2s/.* //p'
ruby
echo print 1/3.0 | ruby
wcalc
echo 1/3 | wcalc
With cleaned up outpu...
Convert base-2 binary number string to int
...t;> int('11111111', 2)
255
Here is documentation for python2, and for python3.
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How can I multiply all items in a list together with Python?
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Note that in python3, the reduce() function has been removed from the global namespace and placed in the functools module. So in python3 you need to say from functools import reduce.
– Eugene Yarmash
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How to install python modules without root access?
...n other packages to my home folder
Asked admin to install Ubuntu package python3-setuptools
Installed pip
Like this:
easy_install3 --prefix=$HOME/.local pip
mkdir -p $HOME/.local/lib/python3.2/site-packages
easy_install3 --prefix=$HOME/.local pip
Add Pip (and other Python apps to path)
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Notifier 通知扩展：功能强大的Android通知管理工具，支持通知通道、意图、...
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Notifier 通知扩展
下载
版本历史
关于通知
关于权限
关于通知通道
关于意图 Intent
关于闹钟 Alarms
关于BackStack（活动堆栈）
使用方法
UrsAI2N...