摘要: 本文討論了實際工作中單元測試實踐和測試驅動開發的感受和困惑，并試圖通過研究業界實踐來回答如下問題：為什么要進行單元測試，對誰進行單元測試，怎么進行單元測試。  閱讀全文      摘要: This message is a summary based on a very good article (http://www.ibm.com/developerworks/java/library/j-ts1.html?S_TACT=105AGX02&S_CMP=EDU) and focusing on common mistakes when implementing transactions in the Java platform. The original article is aimed to discuss Transaction Strategy. Here, we just want to discuss the common mistakes on transaction management.   閱讀全文      摘要: 從今天開始，本人將逐章翻譯《剖析SQL Server執行計劃（Dissecting SQL Server Execution Plans）》一書。該書是系列叢書《高性能SQL代碼的藝術》的第一本，來源于http://www.infoq.com/news/2009/03/SQL- Performance。該書由SQL Server專家Grant Frltchey編寫，并頗獲好評。  閱讀全文      摘要: An Introduction to memcached - Improve Your Web Site Performance By Cache  閱讀全文