In LINQ 2 SP we work with a data context. By default a data context has the property ObjectTrackingEnabled = true. This property is crucial for all other operations in CRUD except Read. I performed a mini experiment. I created 20 000 items in my task list. Every seventh item contains “pärla”. Allright, here is what I found out: 2857 / 20 000 items ObjectTrackingEnabled = true 07s.405ms ObjectTrackingEnabled = false

If some javascript code takes too much time to execute, you probably want to see what time your code or a part of the code takes to run. I found an idea in Dave Cranes Ajax in Action. The book is a little bit old and the code provided below has been changed and simplified: var stopwatch = {}; stopwatch.watches = \[\]; stopwatch.getWatch = function(id, startNow) { var watch = stopwatch.