A notepad of a Software Engineer

Oracle as in philosophy, not as the name of a company.
(I realize Blog is a sensible place to keep text records. And very good, I can search records with keyword.)

Monday, February 20, 2017

Java Sequence Generator which simulates Oracle DB Sequence Generator

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There is a requirement in my recent project, to generate 11 digit long sequence number without any database. Interesting, we are so used to...

Wednesday, August 24, 2016

Renew Tenancy Renewal Offer

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From MY HDB PAGE, go MY BUSINESS -> Industrial Properties -> Tenant After completion, print out the following: 1. Acceptance Lett...

Friday, February 05, 2016

Java 8 collections content order

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It is observed that in Java 8, the content in Collections has different order than previous Java. To compare the equality of content in t...

Tuesday, November 24, 2015

compile single executable jar file with maven

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Reference: http://stackoverflow.com/questions/574594/how-can-i-create-an-executable-jar-with-dependencies-using-maven There are 2 ways of...

Thursday, November 19, 2015

Java output raw http get post

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The following shows how Java write raw http GET and POST request via socket. // Break down destinationURL. // Reference: http://docs.ora...

Wednesday, October 14, 2015

Chrome DevTools

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Usage of Chrome Dev Tools.

Thursday, August 28, 2014

strategies to write log file log4j on other server computer

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1. Using log4j's SimpleSocketServer http://stackoverflow.com/questions/15381559/easiest-way-to-send-files-to-a-server/15382152#15382152...

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