RRD Tool

http://www.study-area.org/tips/rrdtool/rrdtool.html

http://ycfu.blog.mypc.tw/2008/05/rrdtool.html

http://blog.csdn.net/jndxjing/article/details/8014410

SQL Server Data Format

1.   Get Date in a format such as: 2017/09/11

CONVERT(char(10),DATEADD(day,-(1),GETDATE()) ,111) AS Date

Select Into v.s. Insert into From

1. Select Into

Create a new table in the destination database
select * into sif.dbo.callDetail from I3_IC.dbo.calldetail_viw;

2.  Insert into From

Insert into existing table, column needs to assigned explicitly. * may not work in some databases.

INSERT INTO table2 (column1, column2, column3, ...)
SELECT column1, column2, column3, ...
FROM table1
WHERE condition;

Pentaho Data Integration (Kettle)

http://ithelp.ithome.com.tw/articles/10186567

Logback

https://examples.javacodegeeks.com/enterprise-java/logback/logback-file-appender-example-2/

https://stackoverflow.com/questions/2488558/logback-to-log-different-messages-to-two-files

UI/UX process

https://blog.akanelee.me/posts/278602-ux-is-not-a-wireframe/

https://blog.akanelee.me/posts/686437-ui-design-process/

IOT

https://villesmartblog.wordpress.com/2016/11/29/iot-%E5%B8%B8%E7%94%A8%E7%9A%84%E5%82%B3%E8%BC%B8%E5%8D%94%E5%AE%9A%E4%BB%8B%E7%B4%B9/