Tag: node
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Many open-source JavaScript libraries for reading barcodes and QR codes exist, yet few are suited for enterprise use due to a lack of long-term updates and maintenance roadmaps. Additionally, the performance of pure JavaScript often falls short. For those prioritizing performance, WebAssembly serves as a superior alternative to pure JavaScript...
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Node.js, Express, and Jade are technologies often used together to build web applications. Node.js runs the server, handling HTTP requests and responses. Express is used to simplify the routing and middleware setup, managing everything from routes to handling requests and views. Jade is used as the templating engine within Express....
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In the digital era, managing documents efficiently is crucial for businesses and individuals alike. With the rise of web technologies, scanning and uploading documents through web applications has become a sought-after feature. This article introduces a practical way to implement document scanning and uploading in a web application using Dynamic...
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In our previous article, we explained how to develop API endpoints for reading barcodes, recognizing MRZ, and rectifying document images in Node.js. In this article, we will integrate these REST API endpoints with the low-code platform Power Apps. This article is Part 2 in a 2-Part Series. Part 1 -...
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Two months ago, we published a repository demonstrating how to build a RESTful service with .NET and Dynamsoft Vision SDKs. In this tutorial, the server-side programming language is changed to Node.js. We will go through the steps of creating REST endpoints for scanning documents, decoding barcodes, detecting MRZ, and rectifying...
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A Node.js C++ addon is a module written in C++ that can be loaded into Node.js, used to extend Node.js capabilities by allowing developers to implement functionality in C++. This article will guide you through building a Node.js C++ addon for document edge detection and rectification. The addon relies on...
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Dynamsoft’s Web TWAIN SDK has long been a market leader in web-based document scanning, empowering numerous organizations to develop their own document management systems. The SDK consisted of two main components: a Dynamsoft service for scanner management and a JavaScript library for front-end development. Previously, this service could only be...
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Raspberry Pi is a versatile tool, especially in industrial settings. Imagine transforming it into a barcode scanner using just a camera. This guide is tailored for developers eager to craft Node.js barcode reader apps for IoT gadgets. Dive in to explore the power of Dynamsoft’s barcode SDK for ARM, and...
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Node-RED is a powerful flow-based programming tool built on Node.js that allows users to create applications by visually wiring together different nodes in a browser-based editor. In this article, you’ll learn how to create a custom barcode and QR code detection node using the Dynamsoft Barcode Reader, enhancing your Node-RED...
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This article aims to build a Node.js module to recognize MRZ from passport, ID card, and travel documents on Windows and Linux. The module is implemented based on Dynamsoft C++ OCR SDK. This article is Part 4 in a 8-Part Series. Part 1 - Building Desktop Passport Scanner with Qt...
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Electron, one of the most popular cross-platform desktop application frameworks, has been used in numerous famous apps. With web technology, developers could rapidly build a product for Windows, macOS, and Linux. In this article, we would use Electron to build a barcode decoding and scanning app with Dynamsoft Barcode Reader....
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A JavaScript barcode SDK can be built in C/C++ for high performance. We can compile C/C++ code to a Node.js addon or WebAssembly. Which one is superior? Let’s try Dynamsoft Barcode Reader SDK to find the answer. What You Should Know Node.js C++ Addon vs. WebAssembly Speed Performance is vital...
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libuv is a cross-platform C library for Node.js asynchronous I/O model. It implements Node.js event loop and uses a thread pool to avoid blocking the Node.js event loop with time-consuming I/O operations. The post shares how to use libuv to optimize Dynamsoft barcode addon for Node.js. Learning Resources Node.js C/C++ Addons...
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Building desktop applications is not as easy as developing web applications because it is platform-related. You may need to learn C# for Windows, C/C++ for Linux, and Swift for Mac. For Java developers, it is convenient to create universal desktop applications in Swing and JavaFX. What about web developers, who...
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If you want to get a Node.js application into a Docker container from scratch, it’s recommended to read the official guide – Dockerizing a Node.js web app. It is useful, but not enough for a complicated case. In this post, I’m going to share what problems I have encountered while...
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Previously, I shared an article How to Make Node Barcode Reader Addon on Linux, which illustrates how to create a node barcode addon by wrapping Dynamsoft Barcode Reader SDK on Linux. Since Node.js was born for developing network programs, let’s take a glimpse of how to create a Web barcode...
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As cloud computing market continues to skyrocket, more and more IT companies tend to release cloud APIs for developers. Most cloud APIs are exposed via REST (Representational state transfer) Web service. In this post, I will illustrate how to create a barcode reader with Node REST Framework Restify and Dynamsoft...