percussion "USER_FILE:PLACEHOLDER"

Was getting this issue in Rhythmyx/Percussion 6.7. Take that snippet, put it in a new folder, then delete the folder. Problem solved.

Concurrent Users

Loadimpact.com has a great article on estimating concurrent users based on google analytics' data.

January 15, 2009

Chesley_Sullenberger

Ukraine Drone

Drone flying over Kiev.

Randomized Testing

randomizedtesting has some interesting options similar to StochUnit, however I like how it exposes the rand seed used to start the test for reproducability - I used to think about capturing the properties would be how I would like to preserve previous instances (what if the 2nd result was based on a random prior result?) Anyhow, looks like this has been there since 2012: https://web.archive.org/web/20120308222008/http://labs.carrotsearch.com/randomizedtesting.html Here is the presentation (live version).

Great summary of the Analytic Element Method (AEM)

PDF here

Percussion macro for slot size

Used for CSS

#macro (slotsize $slotname)##
#* *##initslot($slotname "")##
#* *##* *#$sys.currentslot.relresults.size()##
#* *##endslot($slotname)##
#end