Ron Jacobs' presentation explains the anti-patterns and patterns for SOA with practical examples.
His powerpoint chart is available from:
Array's pointers are reset when the original array is logically copied and thus has 2+ reference counts internally. This doesn't h...
Great demonstrations of powerful combination of recent deep neural networks applications - stacked hourglass networks for human pose estima...
Here is a fairly nice summary of recent PHP compilation technolgoies. PHP compilers shootout