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When I was trying to run a barcode reader app compiled by MinGW GCC on Windows 10, I got an error message “The procedure entry point _ZNSt18condition_variable10notify_oneEv could not be located in the dynamic link library”. In this article, I will share my experience of how to solve the issue...
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Previously, I wrote an article showing how to build a DotCode reader in Java. I also updated my C# barcode demo to make it support DotCode decoding recently. In this article, I will share a new webcam scanner sample implemented in C++. Reading DotCode with Dynamsoft Barcode SDK Download Dynamsoft...
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When you want to release a proprietary tool or SDK, which is not open source, to Linux platforms, it is a nightmare. You have to make multiple packages and do more tests to guarantee compatibility for different Linux distributions. Is it possible to only create one pre-built package? We can...
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A dot code is a 2D barcode symbology composed of disconnected dots. It is widely used in the tobacco industry. Recently, Dynamsoft rolled out barcode reader SDK v7.4, which added DotCode support. In this post, I will share a command-line app and a GUI app, demonstrating how to build Java DotCode...
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While using laptops, sometimes you may want to disable the built-in webcam for some reasons, such as security or debugging webcam related programs. Not like a USB webcam, the built-in camera is unpluggable. Therefore, a general way is to open the device manager, find the camera, and disable it. To...
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In Dynamsoft Barcode Reader SDK, there is a fancy webcam barcode sample called BarcodeReaderDemo that supports reading barcodes from disk files, TWAIN-compatible hardware scanners, and USB webcams. However, one thing you have to know is the functionality of acquiring images from peripheral devices relies on Dynamic .NET TWAIN, which is...
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Dynamsoft recently added a new panorama module to barcode SDK, aiming to provide a brand-new solution for warehouse and inventory management. In this article, I will try my best to guide you through the usage of Dynamsoft Panorama version 1.0, though the first version is not stable and optimized yet....
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Previously, I shared an article demonstrating how to use Tesseract Python OCR to recognize the accompanying text of a 1D barcode. In this article, I will change the programming language to JavaScript, creating a JavaScript barcode scan app integrated with Tesseract JavaScript OCR. How to Use JavaScript OCR to Recognize...
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When creating a barcode reader app with a free barcode SDK, you may come up with ZXing instantly. ZXing is an open-source barcode reading and decoding library implemented in Java. There are some third-party projects, either ports or bindings, available for other programming languages. So if you want to create...
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When I was using CPython to create the Python barcode extension with Dynamsoft Barcode Reader, I had to take concern for the compatibility of Python versions. However, I’m reluctant to install all Python versions in my operating system. To test the compatibility of my Python barcode app in Windows, I...