Robby Findler
2c85b7a795
improved performance of the teaching languages
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svn: r14394
2009-04-01 00:15:20 +00:00
Mike Sperber
5efef6aa90
Back out rev rev 14072.
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This had broken printing of image snips in the REPL.
svn: r14346
2009-03-30 07:27:10 +00:00
Ryan Culpepper
cf87504e00
Fixed startup errors caused by tool dependencies (see PR 10125)
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removed htdp-lang dependency on debugger
removed deinprogramm dependency on stepper, debugger, and htdp-langs
both still depend on test-engine tool, but only for execution
Probably apply to release branch, but needs review.
svn: r14119
2009-03-16 06:25:31 +00:00
Robby Findler
67c68ef05a
always use write
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svn: r14072
2009-03-12 14:18:16 +00:00
Robby Findler
53af4d6a9a
moved tracing support from the htdp tool into drscheme proper
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svn: r14054
2009-03-11 17:42:04 +00:00
Mike Sperber
018521cbc3
Merge from mike/dmda branch.
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This adds the language levels, teachpacks, and documentation for the
textbook "Die Macht der Abstraktion".
svn: r14019
2009-03-09 07:51:09 +00:00
