albert's blog

Problem Customer asked to control textfield1 can only fill in alphanumeric, textfield2 can fill in alphanumeric and Tranditional Chinese ...

OCAJ (1Z0-850) Preparation Tips from Guo Albert

JPA Optimistic Locking With @Version from Guo Albert

http://www.codedata.com.tw/event/javaday/2013/agenda.html

OCEJPA Study Notes from Guo Albert

Problem As DBA rebuilt index, it produced error report as following: Root Cause Based on the NIGT021 schema, it only has one primary key...

OCEJPA(1Z0-898) Preparation Tips from Guo Albert

85大樓 俯瞰高雄港 愛河夜景 駁二特區

Problem Administrator changed the location of repository for some reason. The content of the repository doesn't change, but the reposit...

Singapore flyer Singapore flyer Singapore Foods Singapore早餐必備兩顆生雞蛋 The Jewelry Box Bird view from Jewelry Box Univ...

The Software Craftsman from goeran

Loves To Code Gets Things Done Continuously Refactors Code Uses Design Patterns Writes Tests Leverages Existing Code Focuses on Usabi...

Environment  Oracle 11g Problem I write wrong value into specific column, it should accept numeric only. Solution To test a string ...

Environment  Oracle 11g  Problem  Customer requests to update ACS_NO this column length from 8 to 10. But I have more than 100 tables in...

JPA lifecycle events practice from Guo Albert

 原文(簡體): http://blog.sina.com.cn/s/blog_5d90e82f01014m7t.html 當我提到一個工具“對用戶不友好” (user-unfriendly) 的時候，我總是被人“鄙視”。難道這就叫“以其人之道還治其人之身”？想當年有...

 原文(簡體):  http://blog.sina.com.cn/s/blog_5d90e82f0101ip7f.html 這段時間受到很多人的來信。他們看了我很早以前寫的推崇 Linux 的文章，想知道如何“拋棄 Windows ，學習 Linux ”。天知...

You know the famous quote: “ Never commit to memory what can be easily looked up in books”  - Albert Einstein. So unless you’ve alread...