Upload a file, is a regular feature of web programming, Every Business needs this facility, We know How to upload a file using JSP/Html as Front-end and Servlet/Struts/Spring MVC as Server end.
But How to achieve the same in Angular 4 /Microservice...
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File Upload Using Angular4/Microservice
in
Angular4,
building microservices,
Microservice
- on March 19, 2018
- No comments
Change Method Call On the Fly:: CallSite
in
java,
java interview questions for experienced
- on March 12, 2018
- No comments

In my previous article, I talked about invokeDynamic, In this article, I will show you the coding how you can leverage the power of invokedynamic.
We all know that to load a class dynamically and call a method at runtime we use Java Reflection, Framework developers are often used...
Java:: What is invokeDynamic
in
java,
java interview,
java interview questions
- on February 19, 2018
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In my previous article,
I discussed --How JVM determines which methods to call at runtime?Also,
we learned that In bytecode level, java compiler uses 4 special opcodes
for method invoking
invokestatic,invokeinterface,invokevirtual,invokespecial.
Now,
...
How does method dispatch happen in Java?
in
java,
java interview,
java interview questions
- on January 23, 2018
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Have you ever wondered when you call a method like a list.add("Shamik"), How the actual method invoke in runtime?
If you want to discover the How part then you are in the right place else you can easily skip the article as it is not related...
Oogways on Value Types(Project Valhalla)
in
java
- on January 09, 2018
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Oogways promised us to give a demonstration on Project Valhalla, which is in roadmap of Oracle, Project Valhalla mainly focus on two features
1. Value types
2. Generic Specialization.
In this Article, I will cover the talk on Value type given...