Category: programming

In this post, we will take a look at how to declare and create a Python 4D dictionary and use has_key() and the “in” operator to check if a key is present or not. Follow along see the code examples and try them out yourself. A Python dictionary is simply a name-value pair also called…

I’ll explain how to reverse a string in Java in this blog post. Reversing a string means inverting the characters’ positions so that the final character becomes the first, the second to the last character becomes the second, and so on until the entire string is flipped around. We’ll look at various Java methods for reversing strings…