Tony Wasserman

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20 years ago, in 1979, a landmark community-wide process was launched to establish notional requirements for integrated software engineering environments. The resulting "Stoneman" document was published in February 1980. Bred of the software engineering research community and catalyzed by the Government Ada sponsor, this "integrated environment movement"(More)
This paper presents a novel method and algorithm to measure the size of an open source project's user base and the level of potential user interest that it generates. Previously unavailable download data at a daily resolution confirms hypothesized patterns related to release cycles. In short, regular users rapidly download the software after a new release(More)
Oracle Corporation, which bills itself as the world's largest enterprise software company, with $10 billion in revenues, some 40,000 employees, and operations in 60 countries, has ample opportunity to put distributed development to the test. Among those on the front lines of Oracle's distributed effort is Steve Hagan, the engineering vice president of the(More)
For many years, the vast majority of tools used by professional software developers came from commercial vendors. Over the past few years, the availability of open source and non-commercial development tools has greatly increased, giving software development organizations a much broader range of alternatives for development projects. While many of these(More)
This paper describes the recent evolution of business strategies used by companies offering products and services based on free and open source software (FOSS). The primary focus is on companies that develop and release products under an open source license. The paper compares their practices with traditional proprietary software companies and with(More)