2014/05/31

2014/05 Travel

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從挑夫古道遠眺望龍埤 望龍埤 基隆外木山
2014/05/27

[iReport] Exported Excel Report But Has Missing Data

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Problem I am using iReport 5.5 in my project, the requirement is to use iReport to design report template, and export the report with pdf a...
2014/05/23

How do I sort an array of files according to their last modified dates?

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Apache commons IO provide LastModifiedFileComparator to do file sorting based on its last modified date/time. It provide two instance: 1. ...

How to get all files with specific name in a directory(including subdirectories) using Commons IO

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Requirement 1. Search specific directory called "COP0407"  2. Search through all directories called "COP0407"  Sup...
2014/05/22

Create custom display filter in AngularJS

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Requirement Assume we have a drop down list which used to control the currency unit display. It has two options, the first one is dolla...
2014/05/21

虛擬股市交易系統

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如果手上資金不夠，可以利用這個虛擬交易網站做股票進出、練功 順便觀察、參考其他人的進出 http://www.cmoney.tw/ Reference [1]  http://www.cmoney.tw/notes/note-detail.aspx?cid=228...
2014/05/12

[Oracle] LISTAGG function

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Requirement The following SQL statement will retrieve multiple row of data SELECT PDATE , ACC || F_SYS_FIND_ACC_NM (: SCODE , ...
2014/05/09

java.lang.NullPointerException: Cannot find parameter "json" from request.

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Problem I found out I fail to execute print functions in every function in my system. And the console throw this exception message...
2014/05/02

ORA-01422 Error From Oracle Function

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Problem I wrote an Oracle function on my own as bellows: CREATE OR REPLACE FUNCTION F_FMS420R_GET_ACCUM_AMTA ( S_YYY_MM IN VARCHAR2...
2014/04/29

[Apache Maven Problem] org/apache/maven/shared/ filtering/MavenFilteringException

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Problem As I build my JavaEE project with Apache Maven in Eclipse, it show this error message in my Eclipse Multiple annotations found at...
2014/04/27

201404 Travel

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烏來
2014/04/25

201404 Kyoto

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京都某處櫻花 金閣寺 彥根城 平等院 奈良 平野神社 平安神宮
2014/04/16

CronMaker - a utility which helps you to build cron expressions

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It's a good utility to build cron expression as I use Quartz to write batch program. http://www.cronmaker.com/
2014/04/02

SVN error on Eclipse: org.tigris.subversion.javahl.ClientException: Attempted to lock an already-locked dir

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Problem As I commit my source code to SVN in eclipse, but Eclipse shut down unexpectedly. After I launch Eclipse again, and try to commit a...
2014/03/31

How to set Static IP Address from command line

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Requirement Owing I need to move workplace from office to customer site lately, I need to change my laptop's IP address as I change  wo...

Bat(Batch) script 執行出現出現中文亂碼問題

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Problem I edit a batch script which be used to set IP address netsh interface ipv4 set address name="區域連線" source=static address...
2014/03/27

投資的最高境界是「不交易」！

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這篇文章不錯 [quote 1]「掌握波段，比殺進殺出要賺得多。」 [quote 2]大盤K值從高處滑落到20附近，就開始買，一路往下買，回彈到80以上，就一路往上賣。 [quote 3]「停損」當然是最重要的一招。 只要持股跌了10%到15%，就該執行停損，認賠出場。...
2014/03/25

How do I insert a record if it does not exist in Oracle?

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Requirement Here has two report items as following: Each year has its own report items, ex. 102年度--未滿一年之短期融資, 103年度--未滿一年之短期融資, 102年度--...
2014/03/20

How to create a Boolean field in Oracle

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Problem If we would like to create a field, it will store the information if this datum had create by external system or be added by manual...