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Archive for the 'WolframAlpha' Category

Twitter Profile QR Code Generator

I’ve built a new widget at WolframAlpha intended to generate a QR Code linked to a twitter profile. I created a new page here on my blog hosting the widget, you can find it here

DefaultSoftware QR

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Barcode Generator Widget

Published January 12, 2013 Opensource , Widgets , WolframAlpha 2 Comments
Tags: Barcode, Barcode generator, Barcode Widget, Code 128, Code 39, Code 93

I created another widget at WolframAlpha This widget can be used to convert numbers/text input into barcodes. The formats supported are Code 39, Code 93 and Code 128. I created a new page on this blog to host the widget, try it out here

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Convert to Roman Numerals Widget

Published January 12, 2013 Opensource , Widgets , WolframAlpha Leave a Comment
Tags: Convert Roman Numerals, Widgets, WolframAlpha, Wordpress Widgets

I’ve created a new WolframAlpha widget! This is my first widget created from scratch. It’s amazing how quick/easy it is to develop widgets from scratch using WolframAlpha’s developer tools. This widget is nothing complicated, but still usefull. Use this widget to convert regular numbers to roman numerals. You can try it out here

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Dewald Esterhuizen

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C# How to Articles

C# How to: Bitmap Colour Substitution implementing thresholds
C# How to: Blending Bitmap images using colour filters
C# How to: Boolean Edge Detection
C# How to: Calculating Gaussian Kernels
C# How to: Changing a File’s read only attribute
C# How to: Check if a Tcp Port is in use
C# How to: Compass Edge Detection
C# How to: Decoding/Converting Base64 strings to Bitmap images
C# How to: Deep copy objects using Binary Serialization
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C# How to: Drawing in GDI with Opacity/Alpha components
C# How to: Encoding Base64 Thumbnails
C# How to: Encoding Bitmaps to Base64 strings
C# How to: Generate a Web Service from WSDL
C# How to: Generating Icons from Images
C# How to: Gradient Based Edge Detection
C# How to: Image Blur
C# How to: Image Cartoon Effect
C# How to: Image filtering by directly manipulating Pixel ARGB values
C# How to: Image filtering implemented using a ColorMatrix
C# How to: Image Transform Rotate
C# How to: Image Transform Shear
C# How to: Implementing Generic Xml Deserialization by extending the string class
C# How to: Implementing Xml Serialization through a generic extension method
C# How to: Oil Painting and Cartoon Filter
C# How to: Stained Glass Image Filter
C# How to: Swapping Bitmap ARGB Colour Channels
C# How to: Using Microsoft Kinect with Windows Forms
Extending ConfigurationManager – Get values by type
Morphological Edge Detection