How do you display the length of the first line

Assignment Help Computer Engineering

Reference no: EM131875192

Problem

1. How do you display the length of the first line of shortlist in a message used with the echo statement?

2. A program, a.out, continuously writes to a file. How do you run the program so that you can monitor the growth of this file from the same terminal?

3. Explain why this command won't work: cut -d: -c1 -f2 foo.

Reference no: EM131875192

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