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Get substring out of string in Python

When dealing with strings of data, at times we need to find specific value or data in the string. This is where you create a substring of the data that you need. This can be extremely useful for stripping out certain values from lists or getting a substring of characters from a string. Ther...
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Python Fundamentals

If you want to learn Python to become a Python programming expert then this Python fundamental video is a great place to start with. Since this Python tutorial and examples, video can be taken by anybody, so if you are a computer programmer then you can also watch this Python tutorial to ta...
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How KNN algorithm works in Machine Learning

  K-Nearest Neighbors (K-NN) is one of the simplest machine learning algorithms. Like other machine learning techniques, it was inspired by human reasoning. For example, when something significant happens in your life, you memorize that experience and use it as a guideline for future decis...
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Difference between HashMap, LinkedHashMap and TreeMap

Java includes a very robust framework for data storage and manipulation. This framework is known as the collections framework, which consists of interfaces and their concrete implementations in the form of classes. Map is an interface in this Java collections framework which is used to s...
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How to split a string in Java.

  Java String split method is used for splitting a String into its sub strings based on the given delimiter or regular expression. Mostly this attribute will be a space or a comma with which you want to break or split the string.Java offer two methods to split an string using regex and integ...
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StringBuffer and StringBuilder in Java

  Strings in Java are objects used to represent a sequence of characters. They can be either created using the String Literal or by using the NEW keyword. Strings are immutable in Java are represented in the UTF-16 format. When a new String is created, it looks for the String with the same...
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How to Convert String into Integer in Java

  In this video, we will see how we can convert a string into an integer. As we all know the String in is a sequence of characters, for example Hello is a string of 5 characters. In java, a string is an immutable object which means it is constant and can not be changed once it has been cre...
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Is Ruby Dying?

“Is ruby dying”, “Is ruby dead”, “Who cares about ruby “, Ruby is dead “. These are the frequently asked question in the past couple of years whenever one searches about ruby on Google. Well, answer to this no. In fact Ruby on Rails has fragmented into various market segments.  Ruby on Rails is ...
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Blockchain Technology : An Brief Overview

Blockchain Technology took the world by storm with the introduction of bitcoin and ethereum cryptocurrency. Both these cryptocurrencies wouldn't have been in existence without this technology that was conceptualized by Satoshi Nakamoto in 2008. A lot is going in and around this technology and man...
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