Studying programming

What is HTTP Response?Status LineMessage Header fields(General Headers, Response Header, Entity Header)a blank line to separate Header and Body Message Body (Optional) Http Status Code200 OK201 Created204 No Content300 Multiple Choice400 Bad Request404 Not Found500 Internal Server Error

Algorithm & Data structure What are Algorithms and Data structures? The data structure is those different ways of storing data on your program. e.g. Array, List, Stack, Queue, Tree, Hash etc, The algorithm is operations on different data structures + sets of instructions for executing them. e.g. Sort, Search, Max, Min etc, Let's see the image to get a concrete example. We can see alphabet A to E..

Web app vs Mobile app What is a web application? and what is the difference between a web app and mobile app? The web application is a software application that is accessed through a web browser, whereas the mobile application can installed and used on your smartphone directly. While website shows users static data such as news and articles, web app allows users to deal with individual data, for..

It is all about the rules.in the Library, you are making a call, but in the framework, framework actually calling to your code. Library Library is simply a collection of code and it is also known as a package.It has fewer rules than Framework. Whenever you have the power to call the code whenever you like that is simply a library. For example, let's say the library is your home and framework is ..

RestAPI REpresentational State Transfer The most popular types of API is RestAPI. RestAPI makes use of resource-based URL's. In brief, when we request a server for data but not a normal web page, then servlet will give you a state of the object in XML or JSON format. When you return data, data should have structure and that is the reason why it is in XML/JSON format. What the server is sending i..

Servlet user requests a specific file that you don't have then, the server will have a helper application which is your web container(Tomcat). Since HTML is not a programming language, you need to use some programming like PHP, ASP, Ruby or Java. If you use Java. you need something called Servlet.Servlet stands for Server Component. Servlet runs in your Server and the output will be on the clien..