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How can I Debug a shell scripts and Perl scripting??
or How do you debug a shell scripting and perl scripting (
at the compile time error or run
time error) in Unix environment ?
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Answer Posted / manas
We can debug only by $? which contains the returned value
of last executed command.
If $? contains 0 value then command run successfully other
wise error occured while running command
| Is This Answer Correct ? | 3 Yes | 2 No |
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i have 2 tables 4 colums table 1 respective values a1 6, a2 8,a3 9,a4 14 & table 2 respective values a1 6, a2 8, a3 9, a4 12. if compare 2 tables 3 colums values same then 4th column values 1)Qes diff >5 then (5 * diff value ) 2)Qes diff <5 the 5 3)Qes diff 5 then 5 print respective values..
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