﻿<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:trackback="http://madskills.com/public/xml/rss/module/trackback/" xmlns:wfw="http://wellformedweb.org/CommentAPI/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/"><channel><title>C++博客-随心所欲</title><link>http://www.cppblog.com/farvelocity/</link><description>心随云动</description><language>zh-cn</language><lastBuildDate>Tue, 14 Apr 2026 23:09:56 GMT</lastBuildDate><pubDate>Tue, 14 Apr 2026 23:09:56 GMT</pubDate><ttl>60</ttl><item><title>ubuntu su 密码</title><link>http://www.cppblog.com/farvelocity/archive/2010/01/04/104772.html</link><dc:creator>greatwall</dc:creator><author>greatwall</author><pubDate>Mon, 04 Jan 2010 09:55:00 GMT</pubDate><guid>http://www.cppblog.com/farvelocity/archive/2010/01/04/104772.html</guid><wfw:comment>http://www.cppblog.com/farvelocity/comments/104772.html</wfw:comment><comments>http://www.cppblog.com/farvelocity/archive/2010/01/04/104772.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.cppblog.com/farvelocity/comments/commentRss/104772.html</wfw:commentRss><trackback:ping>http://www.cppblog.com/farvelocity/services/trackbacks/104772.html</trackback:ping><description><![CDATA[偶尔用回到ubuntu系统，想切换到su，总是显示不成功，也许是初次使用，即需要设定一下：<br>使用sudo<br>$:sudo passwd<br>系统提示输入密码，即安装时的用户密码，然后，系统提示输入两次新密码，输入完毕后，<br>$:su <br>即可进入su，具备了相应的权限了<br><br><img src ="http://www.cppblog.com/farvelocity/aggbug/104772.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.cppblog.com/farvelocity/" target="_blank">greatwall</a> 2010-01-04 17:55 <a href="http://www.cppblog.com/farvelocity/archive/2010/01/04/104772.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>对 Acrobat (PDF)的初探 </title><link>http://www.cppblog.com/farvelocity/archive/2007/07/09/27737.html</link><dc:creator>greatwall</dc:creator><author>greatwall</author><pubDate>Mon, 09 Jul 2007 06:37:00 GMT</pubDate><guid>http://www.cppblog.com/farvelocity/archive/2007/07/09/27737.html</guid><wfw:comment>http://www.cppblog.com/farvelocity/comments/27737.html</wfw:comment><comments>http://www.cppblog.com/farvelocity/archive/2007/07/09/27737.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.cppblog.com/farvelocity/comments/commentRss/27737.html</wfw:commentRss><trackback:ping>http://www.cppblog.com/farvelocity/services/trackbacks/27737.html</trackback:ping><description><![CDATA[<p>由于系统开发中，涉及到了DRM 的软件部分，尤其免不了要对PDF 文档进行个性化的保护措施，最近对PDF进行了大量的googe和百度，确实体会到了网友所说的adobe的霸道：辛辛苦苦给adobe开发插件，但是，目前需要缴费，不过，想过来，相对于方正来说，apabi还不能为第三方提供类似api的功能接口，继续acrobat reader的探索之途。<br>不过，无论是reader还是photoshop，其间的pluginmain(*,*,*,*)方式调用方式，使得宿主可以功能扩展，何种实现方式使然？有待探究。&nbsp;&nbsp;&nbsp; </p>
<img src ="http://www.cppblog.com/farvelocity/aggbug/27737.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.cppblog.com/farvelocity/" target="_blank">greatwall</a> 2007-07-09 14:37 <a href="http://www.cppblog.com/farvelocity/archive/2007/07/09/27737.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item></channel></rss>