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System Issues

This set of articles covers a issues to do with software systems and how they react with the testing activities.

Data Compression

This set of six articles covers the principles to do with lossless and lossy data compression:

  • Data Compression is an overview of the two main data compression techniques of lossy and lossless with their comparative advantages and disadvantages.
  • Simple Lossless Compression describes the basics for understanding data compression including finding patterns and creating dictionaries using a text based example.
  • Complex Lossless Compression part 1 and part 2 covers how to create smaller lossless files, again using the same text example.
  • Lossy Compression part 1 and part 2 deals with creating smaller files using the lossy technique resulting in some alterations in the file.


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