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实现UP、DOWN原语
产生3个进程:
两个进程模拟需要进入临界区的用户进程。
当需要进入临界区时,显示:“进程x请求进入临界区…”,同时向管理进程...
实现UP、DOWN原语
产生3个进程:
两个进程模拟需要进入临界区的用户进程。
当需要进入临界区时,显示:“进程x请求进入临界区…”,同时向管理进程提出申请;
申请返回,表示进入了临界区。在临界区中等待一段随机时间,并显示:“进程x正在临界区…”;
当时间结束,显示:“进程x退出临界区…”,同时向管理进程提出退出申请;
当申请返回,显示:“进程x已退出临界区。”
一个进程作为原语的管理进程,接受其他进程的临界区进入请求:
如果允许进入,则根据DOWN 原语的操作步骤设置相应变量,然后返回;
如果不允许进入,则进入循环等待,直到允许为止;
退出时模拟UP 操作。
进程间通信可以采用信号、消息传递、管道或网络通信方式。
-achieve UP, DOWN original language have three processes : process simulation of two critical needs for access to the users in the process. When the need to access critical areas, revealed : "The process of x request to enter the critical areas ...", and also to the management process applications; applied to return, entered a critical area. In the critical area to wait for a certain period of time random, and that : "the process of x is the critical area ..."; When the time ended, showed : "x withdraw from the process of critical areas ...", and also to withdraw from the process management applications; When applied to ret
- 2023-08-26 18:05:03下载
- 积分:1
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ZipForge is a fast ZIP compression library. With this toolkit you can easily add...
ZipForge is a fast ZIP compression library. With this toolkit you can easily add archive functionality to your projects. ZipForge includes our new unique techonology, a transaction system. This innovative solution gives you a fast and easy way of updating archive files providing data integrity like a reliable database system. ZipForge Personal is free for personal use. Any company that uses ZipForge in its projects must order ZipForge Pro.-ZipForge is a fast ZIP compression library. With this toolkit you can easily add archive functionality to your projects. ZipForge includes our new unique techonology, a transaction system. This innovative solution gives you a fast and easy way of updating archive files providing data integrity like a reliable database system. ZipForge Personal is free for personal use. Any company that uses ZipForge in its projects must order ZipForge Pro.
- 2022-03-25 05:07:39下载
- 积分:1
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拼音处理模块原理及补充说明:
原理:
根据操作系统拼音输入法的对照表。
提取出简单的单字对照表,用于待开发系统的拼音汉字转换。
主要用...
拼音处理模块原理及补充说明:
原理:
根据操作系统拼音输入法的对照表。
提取出简单的单字对照表,用于待开发系统的拼音汉字转换。
主要用途:输入拼音头的汉字检索
拼音对照表(简表)结构:
以汉字‘啊’的内码 B0A1(十六进制数) 为文件的零基点,依
次输入汉字对应的拼音头字母。没有汉字的区域用符号 @ 填充。
生成拼音对照表。
如何从系统中提取对照表:
操作系统的 开始->程序->附件->输入法生成器。
在输入法生成器中选择逆转换页。选择打开文件钮,在‘ WINDOWSSYSTEM’
目录下选择WinPy.mb文件。点逆转换钮。
转换后的文件在‘WINDOWSSYSTEM’目录下,文件名是“WinPY.txt”-phonetic processing module Principle and added : Principle : Operating System Pinyin input method comparison table. Extracted simple words comparison table to be used for the development of Chinese phonetic system conversion. The main purposes : first of the importation of Chinese phonetic alphabet access control (Summary) structure : in Chinese characters" ah "within yards B0A1 (hexadecimal number) to document the zero point, order input Chinese characters corresponding to the first phonetic alphabet. No Chinese regional @ filled with symbols. Generation Pinyin CRT. How to extract from the system control table : the beginning
- 2022-01-22 15:05:04下载
- 积分:1
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每v8.29 for D7 nrcomm lib
nrComm Lib Pro v8.29 for D7-2009 - FS-nrComm Lib Pro v8.29 for D7-2009- FS
- 2023-04-15 18:30:05下载
- 积分:1
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使用def开发的USB驱动源代码奉献给各位
使用def开发的USB驱动源代码奉献给各位-Def developed using the USB driver source code dedicated to you
- 2022-03-12 23:14:19下载
- 积分:1
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Delphi界面控件,可以生成各种美观界面,并能提供源代码编辑.
Delphi界面控件,可以生成各种美观界面,并能提供源代码编辑.-Delphi interface controls, can generate a variety of beautiful interface, and can provide the source code editor.
- 2022-05-24 19:40:45下载
- 积分:1
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use SuperMap object controls GPS navigation function
利用SuperMap object控件实现GPS导航功能-use SuperMap object controls GPS navigation function
- 2022-03-25 15:22:29下载
- 积分:1
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最新版UIB2.1支持RAD2010 开源版本,效率相当不错。支持Firebird&Interbase...
最新版UIB2.1支持RAD2010 开源版本,效率相当不错。支持Firebird&Interbase-UIB2.1 to support the latest version of the open source version of the RAD2010, efficiency is quite good. Support Firebird & Interbase
- 2022-06-15 11:51:09下载
- 积分:1
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里面有TI公司的DSP2812芯片的代码
里面有TI公司的DSP2812芯片的代码-There are TI s DSP2812 chip code
- 2022-08-19 20:14:30下载
- 积分:1
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DF1 Protocal Component
DF1 Protocal Component
- 2022-02-06 06:03:45下载
- 积分:1