A program execution data trace is created by instrumenting a program to record value sets during execution and an instruction trace. In particular, the compositions provide water soluble bioactive agents, organic ions and polymers where the bioactive agent is efficiently released over time with minimal degradation products. The casing is adapted to amplify the deformation of the ultrasonic transducer in a bending mode and transfer the bending moment to the housing. The offset information specifies offset control for a plurality of pictures constituting a GOP. The coated article includes a coating supported by a substrate, the coating including a thin metal or metal nitride contact layer located directly between and contacting an infrared reflecting layer and an oxide barrier layer. The method then identifies a subset of the plurality of computer files, wherein each file of the subset comprises the same file name but a different version number, and wherein the subset comprises a maximum count of version numbers, and wherein the subset comprises a portion of the plurality of computer files.