Custom Middleware in Django

Custom Middleware in Django Middleware is a framework of hooks into Django’s request/response processing. It’s a light, low-level “plugin” system for globally altering Django’s input or output. Each middleware is responsible for performing some specific function. For example, Django includes...

Best way to set placeholder for Select Tag in react

Let’s say, we need to render a list of courses as options of the Select Tag. Initially set value of “course_id” to “-1” in state. Now, you will get a nice "Choose a course" placeholde...

The finite state Machines

Theory of computation (TOC) is one of the most important concept in computer science. It lays a strong foundation for abstract areas in computer science and teaches you about the elementary ways in which a computer can be made to think. The finite-state machine is a branch of TOC. It is a mathematical...

Automatic summarization using Text Rank

Automatic summarization is the technique of shortening a text document with computer program to create a summary with the major ideas of the original content. There are two types of automatic summarization: extraction and abstraction. Extractive methods work by selecting some existing words, phrases, or sentences from the original text to form the summary. On the other hand abstractive use natural...

Static Portfolio for Programmers

As a programmer we may need a portfolio as a showcase for our projects, resume or maybe blogs. If you got money, just buy a cheap hosting and you are good to go. What if you don’t and you are searching for the best and easiest way?Here I will try to explain how I made my static portfolio and blog. For understanding the concepts, an intermediate knowledge of web development is recommended. Hosting: As...

Custom alert dialog

The alert dialog is something every JavaScript developer uses frequently. Since they are provided by the browser, their UI/look vary between browsers. Here we will be building a custom alert dialog which looks and feels the same across all browsers. You can view the demo here. The basic knowledge of html, Css and JavaScript is required. We will be using jquery for DOM manipulation so little knowledge...

Random color generator

In this article we will make a random color generator in JavaScript. Our application will have a button to generate random color and a div to display it. Although the code base is small, it can be useful in many scenarios. You can view the finished application here. And the source code....