2013 年 1月 28 日随笔档案 - twoon

2013年1月28日

摘要： Trie(retrieval) is an order tree data structure that is used to store “string”.Unlike normal tree, trie does not store data in its nodes,node position indicates what data the node associates with.below is what a trie looks like holding string: ab, ac,b,cd,cde,d.A simple definition of a trie node:str 阅读全文

posted @ 2013-01-28 17:06 twoon 阅读(380) 评论(0) 推荐(0) 编辑

wxLog 的使用

摘要：（一）输出 log 是调试及监控程序运行状态的一种关键手段，写 GUI 程序也不例外，具体对 wxWidgets 来说，它提供了如下一系列内置函数来处理 log 的输出:wxLogErrorwxLogWarningwxLogMessagewxLogDebugwxLogVerbose 从它们的名字我们... 阅读全文

posted @ 2013-01-28 11:36 twoon 阅读(2663) 评论(0) 推荐(0) 编辑

basic introduction to log4cplus

摘要： Log4cplus has three main components:LayoutsAppendersLoggers These three type of components found the basic of the log4cplus framework. here is a simplified uml graph illustrating the relationships of those classes: (1) A "Layout" class determines the format of the log message(how do w... 阅读全文

posted @ 2013-01-28 09:31 twoon 阅读(599) 评论(0) 推荐(0) 编辑