大约有 47,000 项符合查询结果（耗时：0.0340秒） [XML]
Is there a way to 'uniq' by column?
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sort -u -t, -k1,1 file
-u for unique
-t, so comma is the delimiter
-k1,1 for the key field 1
Test result:
overflow@domain2.com,2009-11-27 00:58:29.793000000,xx3.net,255.255.255.0
stack2@domain.com,2009-11-27 01:05:47.893000000,xx2.n...
window+nginx+php-cgi的php-cgi线程/子进程问题 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...不会出现多线程/子进程的,例如以下配置
fastcgi_pass 127.0.0.1:9000;
这时也就意味着当二个php文件同一时候请求解析时,就会出现堵塞处理,处理时间就会是a.php+b.php,而不是并行,是串行时间了.
如a.php
sleep(100);echo 1;
b.php
echo ...
How to get the first column of a pandas DataFrame as a Series?
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143
>>> import pandas as pd
>>> df = pd.DataFrame({'x' : [1, 2, 3, 4], 'y' : [4,...
What is the best Battleship AI?
... games per match. Doing 50 games is just flipping a coin. I needed to do 1000 games to get any reasonable distinction between test algorithms.
Download Dreadnought 1.2.
Strategies:
keep track of all possible positions for ships that have >0 hits. The list never gets bigger than ~30K so it ...
How do I round to the nearest 0.5?
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edited May 20 '19 at 11:35
extempl
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answered Aug 25 ...
C# short/long/int literal format?
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315
var d = 1.0d; // double
var d0 = 1.0; // double
var d1 = 1e+3; // double
var d2 = 1e-3; /...
How do I use a Boolean in Python?
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142
checker = None
if some_decision:
checker = True
if checker:
# some stuff
[Edit]
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VC MFC工具栏(CToolBar)控件 - C/C++ - 清泛网 - 专注C/C++及内核技术
...按钮控件显示的区域（大小）相对于父窗口
ButtonRect.left=10;
ButtonRect.top=10;
ButtonRect.right=80;
ButtonRect.bottom=30;
m_Button.Create("动态创建",WS_CHILD,ButtonRect,this,1115);
m_Button.ShowWindow(SW_SHOW);//显示按钮控件
知道了怎样动态创建按钮控件...