2011/10/30

Top Ten Idea Killers in Software Development

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Source: http://www.computer.org/portal/web/buildyourcareer/Nosce-te-Ipsum/-/blogs/top-ten-idea-killers-in-software-development 10. ...

Subversion Best Practices: Repository Structure

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http://blogs.wandisco.com/2011/10/24/subversion-best-practices-repository-structure/?=kt_tw
2011/10/24

Grouping Data in Reports

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Report groups are a flexible way to show grouped data based on one or more certain fields, or even on generic expression, that is, a group c...

How to start group data on a new page

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Problem I had some problems as  I built a group by report 1. Each group data should start on a new page. 2. page number should be reset ...
2011/10/13

How to Prevent a SQL Injection Attack

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Reference:  http://www.dzone.com/links/r/how_to_prevent_a_sql_injection_attack.html 1. Patch your SQL server regularly 2. Limit the use...
2011/10/11

How to add record sequence number in JasperReports

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Requirement I would like to add record sequence number in the first column. How to do it? 1. Open iReport 2. Utilize the build-in vari...
2011/10/10

Be a Better Java Programmer: A Reading List by Binu John

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Reference:  http://www.informit.com/articles/article.aspx?p=1757633
2011/10/07

如何在iReport中設定欄位高度依據其內容而延展

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Problem 當textfield中，資料長度過長時，過長的部份會被截掉，希望若遇到過長的部份能夠折行處理。 Solution 利用iReport打開jrxml file，點選特定的textfield 將Stretch With Overflow此選項打勾即可。...
2 comments:
2011/10/05

How to count the total number of records in JasperReports

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Objective We would like to show the total number of records at the end of report:  How to do it It's very easy and straight...
2011/09/23

There are no resources that can be added or removed from the server

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Today I simply would like to deploy my ear file to WAS (Web Application Server) as usual.  But it fail to find my EAR file:   I spent...
1 comment:
2011/09/22

How to avoid CheckStyle Errors

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View more presentations from Guo Albert
2011/09/21

NIG系統報表開發指南

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View more presentations from Guo Albert
2011/09/17

net.sf.json.JSONException: org.apache.openjpa.lib.util.ParseException

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Scenario 當使用者輸入 異常代號 ，系統要自動帶出 違章編號 、 徵銷管理代號 、 應納金額 、 已納金額 等欄位。   Problem 在Controller，我們會去呼叫後端service class，根據使用者所輸入的異常代號進行搜尋，帶回符合條件的e...
2011/09/15

How to Organize Imports Automatically in Eclipse

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Problem When using Eclipse, I find myself typing Ctrl+Shift+O several times, to organize imports (usually imports which are no longer requi...
2011/09/10

tutorials point

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一個還不錯的技術學習網站：  http://www.tutorialspoint.com/index.htm
2011/09/09

JPA Annotation @JoinColumn / @JoinColumns 應用

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Scenario 我們在利用JPA(Java Persistence API)的時候，code generator會自動幫table之間有關連的部份產生出來，但是在實際應用上，有可能table之間沒有關連性，但是卻需要來做join抓取資料的需求。 此時就要自行在該entit...