梭哈機率計算(五張牌):牌面大小比較:同花順〉四條〉葫蘆〉同花〉順子〉3條〉〉2對〉對子〉散牌機率計算:所有可能的情況:C(5,52)=25989601). 散牌(1+1+1+1+1) n = (C(1,52)*C(1,48)*C(1,44)*C(1,40)*C(1,36))/(P(5,5))=1317888 p = 0.507082833133253301320528211284512). 對子(2+1+1+1) n = (C(1,13)*C(2,4)*C(1,48)*C(1,44
移植mtd-utils工具包--使用教程關於mtd-utils的移植,在Ubuntu Server 10.04平台上交叉編譯,移植到嵌入式Linux,經過實踐,以下是交叉編譯的正確步驟,不保證在其他環境中能正確運行,以下是編譯環境:build: Ubuntu Server 10.04host: Linux version 2.6.32.15-15-sigmacross compiler:mips-linux-gnu-gcc version:4.3.2cpu:
千萬種方法中的一種---private static var materialDict:Dictionary=new Dictionary();private static var materilBmdDict:Dictionary=new Dictionary();public function MaterialUtil(){}/*** * 根據匯出類類名取得類 * **/public static function getClass(classRef:String):Class{var
文章目錄 The Problem: Basic XNA OOP for Beginnersby percent20 German TranslationThe Problem: Often overlooked in development is the beginner to a technology. This is defiantly prevalent in the XNA community as more and
V$SESSION_LONGOPS displays the status of various operations that run for longer than 6 seconds (in absolute time). These operations currently include many backup and recovery functions, statistics gathering, and query execution, and more operations
關於在使用rowid和rownum時遇到ORA-01446錯誤的原因即解決方案。ORA-01446: cannot select ROWID from view with DISTINCT, GROUP BY, etc. Cause: A SELECT statement attempted to select ROWIDs from a view containing columns derived from functions or expressions.
Applies to:Oracle Server - Enterprise Edition - Version 11.2.0.3 to 11.2.0.3 [Release 11.2]Information in this document applies to any platform.Symptoms- 11.2 Database with partitioned objects:select partitioned,count(*) from dba_tables group by