So why CSS Sprites?

Use of CSS sprites is an advanced HTML technique that can be a little controversial – at least in terms of questioning whether any potential performance benefits merits the effort…

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Use cases for phpBB

Any performance tuning analysis is best grounded in a hard target system to provide the instrumentation data.  In the case of a product such as phpBB, the best we can…

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Performance Collapse in Systems

Introduction This paper describes a macroscopic characteristic of complex systems that can result in performance collapse in seemingly random and undiagnosable ways. In recent months I have had to troubleshoot…

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