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Currently, on all platforms except MSWin32, all system calls (e.g., us
+ing system() or back-ticks) made from threads use the environment var
+iable settings from the main thread. In other words, changes made to
+%ENV in a thread will not be visible in system calls made by that thr
system("FOO=$msg; echo \$FOO"); # Outputs 'hello' to STDOUT
On MSWin32, each thread maintains its own set of environment variables
There is no Extraterrestrial life
There aren't any suitably capable Extraterrestrials
Interstellar travel is too difficult
We're too uncool / not worth the trouble
What do you mean they haven't visited?
Results (469 votes). Check out past polls.