Java – Wrapper Class vs Primitive Class

Each of Java’s eight primitive data types has a class dedicated to it. These are known as wrapper classes because they “wrap” the primitive data type into an object of that class. The wrapper classes are part of the java.lang package, which is imported by default into all Java programs. The wrapper classes in java […]

UPI in Boosting a Cashless Indian Economy

After the demonetization hullabaloo last year, India is slowly inching its way to a cashless economy and UPI is a buzzword that is resonating through the air. So what is UPI or Unified Payment Interface? UPI is a payment system that allows money transfer between any two bank accounts via smartphone. The mechanism allows a […]

How to Run Hive Scripts?

Being a Data Warehousing package built on top of Hadoop, Apache Hive is increasingly getting used for data analysis, data mining and predictive modeling. In this post, let’s look at how to run Hive Scripts. In general, we use the scripts to execute a set of statements at once. Hive Scripts are used pretty much […]

Differance b/w RHEL & DEBIAN – LINUX

There are hundreds of Linux distributions available, for free (in the other sense). Every Linux Enthusiast has a special taste for certain distribution, at some point of time. The taste for specific distribution largely depends upon the intended area of application. Some the famous Linux distributions and its area of application are listed below. Fedora: Cutting Edge […]