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Javin Paul
Lived in Mumbai
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Javin Paul

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Common reasons of java.lang.ArrayIndexOutOfBoundsException in Java
The ArrayIndexOutOfBoundsException, also known as java.lang.ArrayIndexOutOfBoundsExcepiton is one of the most common errors in Java program. It occurs when Java program tries to access an invalid index e.g. an index which is not positive or greater than the...
The ArrayIndexOutOfBoundsException, also known as java.lang.ArrayIndexOutOfBoundsExcepiton is one of the most common errors in Java program. It occurs when Java program tries to access an invalid index e.g. an index which is ...
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Javin Paul

How-To/Tutorials  - 
 
This week's programming exercise is to write a Java program to calculate GCF and LCM of two numbers. The GCF, stands for Greatest common factor and LCM stands for Lowest common multiplier, both are popular mathematical operation and related to each other. The GCF is the largest number which ...
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Buying Health Insurance for Parents or Elderly People? Remmeber these Points
In the last couple of articles, I have told you why health insurance is important for parents and what are the tax benefits you get by buying health insurance for your family and parents ( see here ), but I have not shared any tips about buying the right he...
In the last couple of articles, I have told you why health insurance is important for parents and what are the tax benefits you get by buying health insurance for your family and parents (see here), but I have not shared any ...
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How to open NRE or NRO account in Singapore - SBI, Kotak, HDFC
If you are an Indian staying in Singapore and want to open NRE or NRO account with Indian banks like SBI, Kotak, HDFC, ICICI, Yes Bank, Axis Bank, or foreign bank with Indian operations like DBS bank, then you have a couple of options with you. The first an...
If you are an Indian staying in Singapore and want to open NRE or NRO account with Indian banks like SBI, Kotak, HDFC, ICICI, Yes Bank, Axis Bank, or foreign bank with Indian operations like DBS bank, then you have a couple o...
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Difference between row_number(), rank() and dense_rank() in SQL Server, Oracle.
Though all three are ranking functions in SQL, also known as window function in Microsoft SQL Server, the difference between rank() , dense_rank() , and row_number() comes when you have ties on ranking i.e. duplicate records. For example, if you are ranking...
Though all three are ranking functions in SQL, also known as window function in Microsoft SQL Server, the difference between rank(), dense_rank(), and row_number() comes when you have ties on ranking i.e. duplicate records. For example, if you are ranking employees by their salaries then what ...
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Javin Paul

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Difference between row_number(), rank() and dense_rank() in SQL Server, Oracle.
Though all three are ranking functions in SQL, also known as window function in Microsoft SQL Server, the difference between rank() , dense_rank() , and row_number() comes when you have ties on ranking i.e. duplicate records. For example, if you are ranking...
Though all three are ranking functions in SQL, also known as window function in Microsoft SQL Server, the difference between rank(), dense_rank(), and row_number() comes when you have ties on ranking i.e. duplicate records. For example, if you are ranking employees by their salaries then what ...
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Top 5 OCPJP7 books for 1Z0-804 and 1Z0-805 Exam - Java SE 7 II Certification
You may know that from Java SE 7 onwards, you need to pass two exams to become a certified Java developer e.g. OCAJP and OCPJP . The first one is an associate level exam and it's rather easy to pass, but the second one OCPJP is a professional level exam and...
You may know that from Java SE 7 onwards, you need to pass two exams to become a certified Java developer e.g. OCAJP and OCPJP. The first one is an associate level exam and it's rather easy to pass, but the second one OCPJP i...
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Javin Paul

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How to open NRE or NRO account in Singapore - SBI, Kotak, HDFC
If you are an Indian staying in Singapore and want to open NRE or NRO account with Indian banks like SBI, Kotak, HDFC, ICICI, Yes Bank, Axis Bank, or foreign bank with Indian operations like DBS bank, then you have a couple of options with you. The first an...
If you are an Indian staying in Singapore and want to open NRE or NRO account with Indian banks like SBI, Kotak, HDFC, ICICI, Yes Bank, Axis Bank, or foreign bank with Indian operations like DBS bank, then you have a couple o...
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5 Best Books to Prepare OCAJP7 Exam (1Z0-804 or 1Z0-805)
You might know that from Java SE 7, the Java certification has been divided into two parts, OCAJP and OCPJP. Once you pass the OCAJP, you need to pass OCPJP which is much harder and require more preparation. Choosing the right book is very important for success in Java certification and this article will help you to chose the right book. http://www.java67.com/2016/07/top-5-ocpjp7-books-for-1z0-804-and-1z0-certification.html #OCPJP   #Java  
You may know that from Java SE 7 onwards, you need to pass two exams to become a certified Java developer e.g. OCAJP and OCPJP. The first one is an associate level exam and it's rather easy to pass, but the second one OCPJP i...
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Javin Paul

How-To/Tutorials  - 
 
 
How to implement PreOrder traversal of Binary Tree in Java - Example Tutorial
The easiest way to implement the preOrder traversal of a binary tree in Java is by using recursion . The recursive solution is hardly 3 to 4 lines of code and exactly mimic the steps, but before that, let's revise some basics about a binary tree and preorde...
The easiest way to implement the preOrder traversal of a binary tree in Java is by using recursion. The recursive solution is hardly 3 to 4 lines of code and exactly mimic the steps, but before that, let's revise some basics ...
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Software Architect
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Java, Programming, Linux, SQL, Spring, FIX Prtocol, Tibco Rendezvous, Oracle, JMS, J2EE, XML, XSLT, UNIX
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Hi, I am Javin Paul, I have been working in Java, Unix, MySQL, FIX Tutorial and TIbco RV messaging technology .
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Hi, I am Javin Paul. I have been working in Java, FIX Tutorial and TIbco RV messaging technology from past 7 years. I am interested in writing and meeting people, reading and learning about new subjects and I have my own website Javarevisited,  Java67 and  Savingfunda: Saving and Investment Tips that takes up most of my time and is a labour of love for me. 
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