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spec: Cause the entire text of the request to be emailed to the sender of the command . She has had an opportunity to test those tiles first hand , as a four-time astronaut including a stint on the first shuttle mission to dock with the Russian Space Station Mir. Elijah McCoy , born in Ontario and educated in Scotland as a mechanical engineer , returned to Detroit and in 1872 invented a lubricator for steam engines . This week , as we celebrate the role of engineers in making the world a better place , Engineers Without Borders stands as a shining example of social responsibility , humanitarian outreach , and global good will . The PRIMARY KEY constraint should name a set of columns that is different from other sets of columns named by any UNIQUE constraint defined for the same table , since it will result in duplication of equivalent indexes and unproductive additional runtime overhead . This is a headline feed from the Orlando Sentinel 's Orlando Crime blog . Finally , the coupling of the emphasis on ownership and participation in the design of anti-poverty programmes with strict conditionalities for multilateral lending and debt relief considerably limits the freedom of action of recipient governments . Through education and global service projects , engineering students and professionals are improving lives and building a more sustainable world . Infected seeds have seed coats with purple blotches . Health officials confirmed today , Sept. 12 , that an American Crow found in Kingston has tested positive for West Nile virus . It 's rare that an equation becomes famous no matter how important it is , I think only F = ma is close . This time he ordered 1000 pairs of magenta shoelaces and since another kind is currently not available but he committed to buy some , he also prepared his database for pink ones . Do not let the title fool you , this is not a historical novel although it does involve a revolution . These classes can be modified by the user , and since Postgres bases its internal operation on these classes , this means that Postgres can be extended by users .