Being in IT industry for almost 15 years, I have come across some most important Core Java Interview questions, which are frequently asked in most of the interviews by MNCs. Based
Q: What are basic OOPS Concepts? A: – Inheritance : When a child class acquires all the methods and properties of parent class it is called inheritance. Java supports inheritance either
Lets see how we can sort our Employee objects using different criteria like id, name, salary. SortTest remains the main class that will perform creating and filling objects for us.
In Java you can do sorting by implementing 2 interfaces 1) Comparable 2) Comparator Here we will see sorting example using Comparable Interface. As an example we will be sorting
Here I’m going to post a class that will extract all valid URLs from a web page. The example can be treated as a basic web crawler. My class uses
In my last post I mentioned “Config Class”couple of times.. here you will see actual class and its usage. The class is very simple. We just need to provide proper
It’s been too long, I didnt get time to post anything OpenSource. So here I am again with one simple class Database, to connect to MySQL in Java. You can
I googled quiet some time on using custom links for your site on windows using XAMPP. All of them suggested me to uncomment line for ‘mod_rewrite’, set AllowOverride to All.
If you are programming in PHP, I bet you are using “prints and dies” to debug your code. I know its the easiest way to debug any web based program.
Thumbnails proves to be very useful in presenting various online and print media. Here I would like to share a simple function to generate image thumbnails in php. I used
HTTPS, it’s a secure HTTP protocol. With the web becoming part of a day to day life people expect almost all application and services should be web enabled and it
Understand the requirements: It’s often the case that you (a developer) don’t gather requirements. It’s either project manager, lead or say module owner. Requirements are gathered and handed over to