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Uploading files with JavaScript – we’ve found a cool new library

Stand out against your competitors and peers, and use these innovative new technologies to become the best developer you can be.

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If you are a website or online application developer and programmer and you need a reliable, efficient, and easy-to-use JavaScript library, read on.

Upload.js is a great new tool that can help you with your web app development needs. This easy-to-follow guide will break down some of the key features of Upload.js, such as its quick setup, fast content delivery network, and simple URL-based transformation features. 

Moreover, Python Programming will be discussed as another great programming language option. It is easier to read and use than JavaScript, but JavaScript has a faster runtime and is easier to debug.

Python is designed to maximize code readability and make writing logical code simple. Luckily for you, developers do not need to choose between programming languages but can use them in conjunction with one another for maximum efficiency and effect.

Before we dive into the exciting opportunities presented by Upload.js, we will briefly detail what JavaScript programming language is and what the functions and features of a JavaScript library are.

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What Is JavaScript

JavaScript is one of the most commonly used programming languages across the globe. It is a versatile scripting language that is used by developers “to create interactive user interfaces that display dynamic content.”

JavaScript is known as The Language of the Web Browser because it is the most widely used language to build web applications and it works well across all web browsers. 

JavaScript, according to Business Insider, is used on both the client and server-side and offers enhanced abilities that basic programming languages like HTML and CSS do not.

These features include refreshing a Twitter feed or embedding YouTube videos. This means that JavaScript-enhanced web pages are more dynamic and user-focused, which will increase popularity, usability, and engagement with your site, and keep users coming back.

JavaScript’s popularity increased over time, with more and more people using it to build websites and applications.

This led the JavaScript company to realize people were using the same patterns in the code repeatedly to achieve the same tasks.

Recognizing that certain JavaScript functions needed to be implemented multiple times lead to the development of JavaScript libraries, which allow users to use pre-written code snippets instead of having to re-write codes every time.

What Is A JavaScript Library

There are billions of web pages and many of them are interactive in some way, such as having moving graphics or slide shows.

Pages that use slideshow features include Instagram and news sites, where you click through a gallery of images.

While it is possible that the developers of these sites wrote their own JavaScript codes to add these features, it is very likely that they all used the same pre-existing code.

As a programmer, it is preferable to use a code another programmer has already written, as this saves a lot of time.

In simple terms, a JavaScript library is a collection of pre-written code snippets that can be used multiple times to create web pages and perform common JavaScript functions.

A library is a specialized tool for on-demand use of whichever JavaScript functions are needed for the task at hand.

JavaScript libraries can help developers to add a file upload feature to their online web application. File upload is a common task in most modern websites, and it allows a user to upload their file onto your storage server.


If you are looking for a cool new library, try Upload.js. It is the fastest way to add a file upload function to your web app.

Your files are uploaded to the Upload API (application programming interface) which gives your web page instant file uploading, file processing (image resizing), and file hosting functionality.

It takes as little as sixty seconds to add Upload.js to your website. This JavaScript file upload library is loved by website and application developers worldwide as it is a super-fast way to upload and transform files.

Before this technology, developers would have to spend days or even weeks adding file uploads to their projects. Upload.js is here to make your application development easier, quicker, and more efficient.

Here are some of the key features of Upload.js:

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Image: StackSocial

Robust and Lightweight

Upload.js is 7KB when minified (the process of removing all unnecessary characters from the source code of interpreted programming languages or markup languages without changing its functionality) and gzipped (compressed). This means it will not take up huge amounts of space or slow down your site.

Easy Setup

If you want a JavaScript library with a file upload feature that is easy for you to install and use, look no further. With no infrastructure to provision or boilerplate code to write, Upload.js can simply be installed and is ready to use.

You just need to enter your API key (a unique identifier that authenticates requests associated with your project for usage and billing purposes) and start uploading files.

Fast Content Delivery Network

Upload.js has a content delivery network (CDN) that serves your files from over three hundred locations worldwide.

This provides your users with ultra-low latency downloads, making it a reliable and popular choice for web designers who value efficiency and customer satisfaction.

Helpful and Comprehensive Documentation

If you need to read up on Upload.js functions, uses, and how-tos, you’re in luck. Their documentation is clear and easy to follow.

It cuts to the point so you won’t waste your time scrolling and searching for the information you need.

URL-Based Transformation

You can transform images and video easily, quickly, and just over the browser with URL-based transformation technology. You simply change the parameters of the file URL (the unique address of the resource you wish to alter).

You can use this feature to transcode your files between formats, for resizing, cropping, watermarking, converting, optimizing images, and quality adjustment.

Basically, you can change the format of any file by changing the extension from .jpg to .png (for images) or .mp4 to avi (for videos).

Access-Protected URLs

Upload.js allows you to authenticate uploads and downloads via your backend API, giving you complete control over file access.

Most application users are familiar with the front-end, or client-facing, side of an application as that is what the users can see.

However, there is also a back-end side of applications, and this is “the area where the configuration of server, databases, interfaces and operating system occurs in order to power an application’s front-end.”

The backend API is the interface developers can use to integrate back-end services, such as authenticating uploads and downloads.

As you can see Upload.js is packed full of useful, clever, and practical features and advantages which make it a number one choice for many developers and programmers across the globe.

Now you can start thinking about which programming language – or languages – you want to use.

Python Programming

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Image: KnowTechie Store

Another interesting programming language to keep in mind for developers is Python Programming.

This is different from JavaScript in that Python is a dynamically typed and interpreted language while JavaScript is a statistically typed and compiled language.

In essence, this single difference makes JavaScript faster at runtime and easier to debug, while Python is easier to use and easier to read.

Python programming is an interpreted high-level general-purpose programming language that is designed to emphasize code readability. It does so by using significant indentation in its coding so you can quickly and easily scan down the code.

Python’s language constructs and object-oriented approach (which is the structuring of a software program into simple, reusable pieces of code blueprints) are designed to help programmers write clear, logical code for small or large-scale projects.

JavaScript is designed to work in conjunction with other programming languages such as Python, HTML, and so on.

When using different programming languages together you can optimize the benefits of both. This allows you to maximize the usability and efficiency of tasks.

You can even use Python to expedite tedious tasks in the JavaScript-based game, “Minecraft”, for instance. 

Try Out Upload.js Today 

Your search for the ideal JavaScript file upload library ends here! You can add Upload.js to your website in just sixty seconds, and reap the many benefits, including its easy setup and very comprehensive documentation. 

Upload.js is lightweight and robust, with a great, high-speed content delivery network, making it the perfect choice for your web application.

This will be popular with users of your app and will make the development and management side of things easier and more efficient for you.

You can transform images and videos instantly and with ease using Upload.js’s URL-based transformation technology.

Compressing, cropping, and optimizing images has never been easier. Moreover, with Upload.js’s access-protected URLs, you as the developer will have full control over file access.

Upload.js is loved and trusted by web app developers worldwide and is the fastest way to add a file upload function to your project. What are you waiting for?

Add Upload.js to your website today and enjoy the easy-to-use and reliable JavaScript file upload library with all of its perks.

And don’t forget that you can use both JavaScript and Python Programming together to make the most out of your project and build a user-friendly, interactive, and easy-to-navigate dynamic web application.

Stand out against your competitors and peers, and use these innovative new technologies to become the best developer you can be.

Have any thoughts on this? Let us know down below in the comments or carry the discussion over to our Twitter or Facebook.

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