PSConfEU talk that shows Profiler and how to use Trace-Script to learn which lines of your code are taking the most time to run. It shows 5 examples of optimizations that I did on real life code, and that improved the performance by 100%.
PSConfEU talk that shows Profiler and how to use Trace-Script to learn which lines of your code are taking the most time to run. It shows 5 examples of optimizations that I did on real life code, and that improved the performance by 100%.