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第一个Hello,OS World操作系统 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
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; 平凡OS(Pf OS) 一个最简单的OS
; Author : tsingfun.com
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; FAT12引导扇区
ORG 0x7c00 ;引导开始地址，固定的，主板BIOS决定，本条指令只是申明，不占字节（有兴趣的可以单...
How to find out what type of a Mat object is with Mat::type() in OpenCV
...on is just a handy way of getting a human readable interpretation from the combination of those two values whose bits are all stored in the same value.
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Why use Abstract Base Classes in Python?
...a staticly-typed language, that contract would actually be enforced by the compiler. In Python, you can use EAFP or type introspection to confirm that the unknown object meets this expected contract.
But there are also higher-level, semantic promises in the contract.
For example, if there is a __str...
PHP foreach change original array values
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
How to find out which package version is loaded in R?
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You can use sessionInfo() to accomplish that.
> sessionInfo()
R version 2.15.0 (2012-03-30)
Platform: x86_64-pc-linux-gnu (64-bit)
locale:
[1] LC_CTYPE=en_US.UTF-8 LC_NUMERIC=C LC_TIME=en_US.UTF-8 LC_COLLATE=en_US.UTF-8 ...
How do I get the full url of the page I am on in C#
....AbsolutePath : /virtual_dir/webapp/page.aspx
Request.Url.AbsoluteUri : http://localhost:2000/virtual_dir/webapp/page.aspx?q=qvalue
Request.Url.Host : localhost
Request.Url.Authority : localhost:80
Request.Url.LocalPath : /virtual_dir/webapp/page.aspx
Request.Url.PathAndQuery : /virtual_dir/web...
How do I list all files of a directory?
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How to get String Array from arrays.xml file
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
How to run a PowerShell script from a batch file
...ed thanks..but after running the bat file i got this error "Waring:column 'command' does not fit into the display and was removed"
– Eka
Oct 12 '13 at 16:31
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How do I URL encode a string
...ve-c iPhone percent encode a string?
Objective-C and Swift URL encoding
http://cybersam.com/programming/proper-url-percent-encoding-in-ios
https://devforums.apple.com/message/15674#15674
http://simonwoodside.com/weblog/2009/4/22/how_to_really_url_encode/
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