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Questions - bc

How to make `bc` output a desired number of base-2 binary digits

This outputs 101110 echo "obase=2; 46" | bc How can I make it output 8 digits, like this? : 00101110 I learned the above usage of bc here: Bash shell Decimal to Binary base 2 conversion See...
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Gabriel Staples

bash

bc

zero-padding

Votes: 0

Answers: 3

Latest Answer

The simple solution is to use the output of bc within a command substitution providing input to printf using the "%08d" conversion specifier, e.g. $ printf "%08d\n" $(echo "ob...
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David C. Rankin

awk not getting correct comparison result on data bash

I have a file file.txt, ch.qos.logback:logback-classic 1.2.0 ch.qos.logback:logback-core 1.2.0 com.fasterxml.jackson.core:jackson-databind 2.10.0 com.fasterxml.jackson.core:jackson-databind 2.6.7 com....
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Shubham Saroj

bash

shell

awk

bc

Votes: 0

Answers: 2

Latest Answer

The main problem with your script was $2 > a[$1] is doing a string (i.e. alphabetic, character by character) comparison instead of a version (i.e. numeric, dot-separated number by dot-separated num...
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Ed Morton

(standard_in) 1: syntax error in my bash script - bc error

I'm trying to create a calculator that makes basic math operations on shell script but it keeps returning me this syntax error (standard_in) 1: syntax error when I try to multiply two numbers, I trie...
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Lucas Ludicsa

linux

bash

shell

bc

Votes: 0

Answers: 1

Latest Answer

Put a back slash before the "*", i.e. 3)result=`echo $numA \* $numB | bc`;;
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puravidaso

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