502 Bad Gateway: The proxy server received an invalid response from an upstream server

 Hi All,  I have gone through this error and we resolved this error after a week...

How to take string user input using scanner

 In our Daily code life, String is playing a vital role. In this blog, we will discuss...

why we need to take user input using scanner

                    Most of time we need to...

Write a Java program to get the character at the given index within the String.

we can learn to get the character at the given index within the StringApproach Steps 🤔Take...

List Of Most Important Java Program Topics

will discuss in this post, the java program some important topics.the list is very useful while...