#9301

ORA-29301: wrong DBMS_PITR package function/procedure order

文档解释ORA-29301:wrongDBMS_PITRpackagefunction/procedureorderCause:TheDBMS_PITRpackagefunction/procedurewascalledinanincorrectorder.Action:Restarttablespacepoint-i...

ORA-39301: Cannot alter values recorded in materialized view log: string

文档解释ORA-39301:Cannotaltervaluesrecordedinmaterializedviewlog:stringCause:DBMS_METADATA_DIFFwascomparingtwomaterializedviewlogsthatarerecordingdifferentvalues,an...

JS随机数生成算法浅析:9301、49297、233380做基数的原因

  见到这个随机数生成算法好几次了,乍看有点鸡肋,本来用Math.random()就可以的事,想不清楚为什么他要用9301,49297,233280这三个数字?其中有道理吗?还是仅是随意选的三个数?但是这个组合貌似流传很广,好多网站源码里都见到过。//生成随机数exportfunctiongenerateRandom(...

<转载> 22种代码味道(Martin Fowler与Kent Beck) http://blog.csdn.net/lovelion/article/details/9301691

MartinFowler在Refactoring:ImprovingtheDesignofExistingCode(中译名:《重构——改善既有代码的设计》)一书中与KentBeck一起总结了22种代码坏味(BadSmellsinCode),因为Sunny这段时间正在做一些与代码味道自动识别与自动...