Chapter 12. Text File Processing
Several years ago, Dan, an old high school friend, arrived at my house with two photocopied binders and a CD-ROM. “You've got to try this,” he said. “This is version 0.9 of a free operating system called Linux.”
We loaded Linux onto a spare 386 computer. The distribution didn't show the current directory in the command prompt. After several minutes of searching and experimenting, Dan deleted his temporary files with rm -f *. After several seconds, he interrupted the command with a control-c and looked worried. “That was taking way too long. I think I was in the wrong directory.”
“How bad could the damage be?” I asked, typing ls. The shell responded with "command not found". He had been removing files in the /bin ...
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