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Sera.Ng

Sera.Ng

ABOUT ME
Author at learnbyproject.net
Author at learnbyproject.net
Jakarta (+07:00)
Joined October 2016
EXPERTISE
Java
10 years experience
I have been doing Java related technologies such as Core Java, Swing, Java Web, Spring Boot.... for more than 15 years. I had also done p...
I have been doing Java related technologies such as Core Java, Swing, Java Web, Spring Boot.... for more than 15 years. I had also done projects in different domains such as finance, insurance, and education. I have also been teaching Java related courses in college for more than 8 years. With that handy experiences and expertise, I firmly believe I know how to explain problems and give proper solutions.
ServletJSPSpring Boot
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ServletJSPSpring BootJavaJavaScript
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Spring Boot
5 years experience
JavaScript
6 years experience
SOCIAL PRESENCE
Community Posts
Java Regular Expression: part 2 - Matching text for validation 1
Note: All of the following code is tested in JDK 8 In previous part, I introduced basic characters as well as quantifiers. In this part, we are going to use regular expression to validate users’...
2
Java Regular Expression: part 6 - Replacing text
There are many cases that we need to replace a string or certain characters. For instance, we need to replace error or redundant characters with the right ones. The java.lang.String class in Java...
Java Regular Expression: part 5 - More on grouping techniques
In the last part, we used grouping technique to optionally allow users to provide inputs. In this part, you will see that grouping technique can be applied in other cases. Another case of utilizing...