This tutorial guides you about some basic concept of File handling in Python. We can open the file in a number of ways according to need For example – Writing, Reading,…
It is a quick tutorial on MongoDB and how you can install it on your Windows OS. We will also learn some basic commands in MongoDB for example, creating and…
In the previous tutorial, we have learned about How created First application in Angular. In this tutorial, we will talk about Modules and Controllers in Angular. A module is a container…
In this tutorial, we are learning to create a First application in AngularJS. Before creating your first application you first need to first now about AngularJS .For these, you can…
In this tutorial, we’re going to learn how you can integrate Google reCAPTCHA to your website using PHP.
Recaptcha generally used to protect the website from spammers. It is best and easy way to show CAPTCHA within your website.
How does it work?
When the user clicks on I’m not a Robot Checkbox then it shows different types of images on the screen. Now user needs to select images based on asked question in reCAPTCHA. For example, it may ask the user to select all images which have Street number, select all house images, etc.
Sometimes you may think that “how do I import some code I wrote in one file into another”?. You don’t want to write the same block of codes or redefine…
It is used to develop I/O intensive web applications like video streaming sites, single-page applications, and other web applications. It is awesome for real time stuff for example if we use PHP for this then it is not good for this because it consumes a lot of memory.
Using NPM — a tool that makes installing and managing Node modules — it’s quite easy to add many useful tools to your web development toolkit.
Node.js is open source, completely free, and used by thousands of developers around the world.
The data changes on the server immediately reflect in the client and the webpage that displays this data automatically updates itself.
A function is a block of code which performs some specific task and returns back to the caller. It has a unique name.
They are helpful when need to perform the same task with different-different values or require to use the same block of code in other places within the program.
If any changes require in the future then only need to update the function code and it will automatically make change where the function it been called.
The main aim of a function is –
- To make the program more readable, and organized and,
- Reduce repeated code.