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Apache两种工作模式区别及配置切换 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...值150是远远不够的，如果请求总数已达到这个值（可通过ps -ef|grep http|wc -l来确认），那么后面的请求就要排队，直到某个已处理请求完毕。这就是系统资源还剩下很多而HTTP访问却很慢的主要原因。系统管理员可以根据硬件配置...
Highlight bash/shell code in markdown
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I find good description at https://github.com/adam-p/markdown-here/wiki/Markdown-Cheatsheet#code
Code blocks are part of the Markdown spec, but syntax highlighting isn't.
However, many renderers -- like Github's and Markdown Here -- support syntax highli...
Get a pixel from HTML Canvas?
...ixelXY(imgData, x, y) {
return getPixel(imgData, y*imgData.width+x);
}
PS: If you plan to mutate the data and draw them back on the canvas, you can use subarray
var
idt = imgData, // See previous code snippet
a = getPixel(idt, 188411), // Array(4) [0, 251, 0, 255]
b = idt.data.subarray(188...
MySQL: determine which database is selected?
...can use the following instead:
SELECT DATABASE();
That said, it is perhaps important to note, that while FROM DUAL does not actually do anything, it is valid MySQL syntax. From a strict perspective, including braces in a single line conditional in JavaScript also does not do anything, but it is s...
Is it possible to run one logrotate check manually?
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plus1 for actually providing a complete example. PS How can we determine what logrotate actually does to the files?
– personal_cloud
Oct 5 '17 at 17:17
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How do you return the column names of a table?
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@Losbear changed it PS: Not lazy, it's just code from 8 years ago. :) In old times (I used SQL Server starting at version 4.2), I used to write SQL queries this way. no performance issues.
– splattne
Oct 6 ...
EProgrammerNotFound exception in Delphi?
...http://blog.barrkel.com/2008/11/reference-counted-pointers-revisited.html
PS: I don't think it exists in Delphi Prism, FreePascal or C# (but it should). <G>
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Dictionary text file [closed]
...wered Feb 6 '14 at 20:14
Sujith PSSujith PS
4,30733 gold badges2828 silver badges5757 bronze badges
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Identifying and removing null characters in UNIX
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@Darko So I did. Oops.
– Tim Čas
May 1 at 11:50
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ResourceDictionary in a separate assembly
...project.
Structure of Projects:
Resource Dictionary:
Code Output:
PS: All ResourceDictionary Files should have Build Action as 'Resource' or 'Page'.
Using C#:
If anyone wants the solution in purely c# code then see my this
solution.
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