In today’s fast-paced digital world, the ability to quickly and accurately capture data is paramount. Barcode scanning has emerged as a reliable and efficient solution for automating data entry across various applications. This tutorial explores webcam barcode reading on Windows, demonstrating how to build a powerful barcode detection application using...

SwiftUI is a robust UI framework designed for constructing native applications across all Apple platforms. This article will guide you through developing an iOS QR code scanner utilizing SwiftUI, Dynamsoft Camera Enhancer and Dynamsoft Barcode Reader on an M1 Mac mini. Prerequisites Before starting, ensure you have the following tools...

In my previous article, I demonstrated how to create a simple Android QR code scanner. Building on that foundation, I’m taking things a step further by integrating the YOLOv4 Tiny model that I trained specifically for QR code detection into the Android project. But how effective is YOLO Tiny for...

A QR code scanner application is fundamentally composed of two key components: the camera preview and the QR code scanning functionality. While there are numerous QR code scanner apps available for download on the Google Play Store, building your own can be a more rewarding and educational experience. This article...

If you’re aiming to develop a cross-platform GUI application using Python and Qt, your primary options are PyQt and PySide. Both offer Qt bindings for Python, but they differ mainly in licensing: PyQt5 requires either a GPL or a commercial license, while PySide6 is licensed under LGPL, making it more...

In my last article, I shared how to build WinRT component with Dynamsoft Barcode Reader C++ SDK. This article shows how to use the generated Dynamsoft.dll and Dynamsoft.winmd files in a Cordova plugin project for building Windows 10 apps. Installation Dynamsoft Barcode Reader SDK 6.4 Visual Studio 2017 Cordova My...

OpenCV is written in C++.  If you install OpenCV library on Windows, you will see OpenCV officially provides wrappers for Python and Java but not for C#. Fortunately, there are many .NET open source projects for wrapping OpenCV C++ APIs, and thus we don’t need to write a wrapper from...

When porting code from Python 2 to Python 3, it is not as easy as you imagined no matter whether the primary programming language is Python or C/C++. Re-compiling the Dynamsoft Barcode extension for Python 3 is a challenge because I only found a few of documentation and resources online....

Cordova is a mobile application development framework that enables developers to build Android, iOS and Windows Phone apps using HTML5, JavaScript, and CSS3. It uses web views to render UI elements instead of the platform’s native UI framework. Cordova can be extended to add more functionalities with plugins. There are...

I just finished reading the article - Native Extensions for the Standalone Dart VM. In this post, I will share my experience about how to build a Dart native extension from scratch with Dynamsoft C/C++ barcode SDK on Windows. Why Asynchronous Extension Dart is a single-threaded programming language, similar to...

A few months ago, Google announced a new operating system named Fuchsia. It was my first time to hear about Dart, which is the primary programming language for Fuchsia. Dart is a programming language designed by Google.  It is used to build the web (Dart webdev), mobile (Flutter) and server...

OpenCV officially provides both C++ and Python APIs for developers. Most of the time, developers just need to use one kind of programming languages to read, write and process images with hundreds of computer vision algorithms. However, if you want to use OpenCV Python APIs with an extended C/C++ library,...

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...

Last week, I shared how to build PHP extension on Linux, as well as how to make a simple PHP barcode reader with a few lines of PHP code. In this post, I will illustrate how to implement an online barcode reader with the custom PHP extension, and how to...

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...