Translate

Image of Linux Kernel Development (3rd Edition)
Image of Beginning Google Maps API 3
Image of XSLT 2.0 and XPath 2.0 Programmer's Reference (Programmer to Programmer)
Image of Operating System Concepts

OpenSSL DES APIs

This post examines what support is provided by OpenSSL v1.0 for the Data Encryption Standard (DES) and provides simple examples of how to used the provided application programming interfaces. A brief overview of DES and the algorithmic implementation of DES known as Data Encryption Algorithm (DEA) is also provided.

HTML5 Canvas To PPM Serializer

This post demonstrates how to save the contents of a HTML5 canvas object to a Portable Pixel Map (PPM) encoded image file. It also discusses various gamma transfer functions including sRGB, radiance and luminance.