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Explore Stack InternalSed is not made for arithmetics. You could try clumsy workarounds, but Awk is better in that regard:
awk '!/^[#@]/{printf("%.1f\n",$2*10)}' file With GNU Awk, add -i inplace to edit the file inplace. If you don't have GNU Awk, you can use sponge
awk '!/^[#@]/{printf("%.1f\n",$2*10)}' file | sponge file or use the good old overwriting (it's what happens under the hood anyway...)
awk '!/^[#@]/{printf("%.1f\n",$2*10)}' file > newfile && mv newfile file Sed is not made for arithmetics. You could try clumsy workarounds, but Awk is better in that regard:
awk '!/^[#@]/{printf("%.1f\n",$2*10)}' file With GNU Awk, add -i inplace to edit the file inplace. If you don't have GNU Awk, you can use sponge
awk '!/^[#@]/{printf("%.1f\n",$2*10)}' file | sponge file or use the good old overwriting (it's what happens under the hood anyway...)
awk '!/^[#@]/{printf("%.1f\n",$2*10)}' file > newfile mv newfile file Sed is not made for arithmetics. You could try clumsy workarounds, but Awk is better in that regard:
awk '!/^[#@]/{printf("%.1f\n",$2*10)}' file With GNU Awk, add -i inplace to edit the file inplace. If you don't have GNU Awk, you can use sponge
awk '!/^[#@]/{printf("%.1f\n",$2*10)}' file | sponge file or use the good old overwriting (it's what happens under the hood anyway...)
awk '!/^[#@]/{printf("%.1f\n",$2*10)}' file > newfile && mv newfile file Sed is not made for arithmetics. You could try clumsy workarounds, but Awk is better in that regard:
awk '!/^[#@]/{printf("%.1f\n",$2*10)}' file With GNU awkAwk, add -i inplace to edit the file inplace. If you don't have GNU Awk, you can use sponge
awk '!/^[#@]/{printf("%.1f\n",$2*10)}' file | sponge file or use the good old overwriting (it's what happens under the hood anyway...)
awk '!/^[#@]/{printf("%.1f\n",$2*10)}' file > newfile mv newfile file Sed is not made for arithmetics. You could try clumsy workarounds, but Awk is better in that regard:
awk '!/^[#@]/{printf("%.1f\n",$2*10)}' file With GNU awk, add -i inplace to edit the file inplace.
Sed is not made for arithmetics. You could try clumsy workarounds, but Awk is better in that regard:
awk '!/^[#@]/{printf("%.1f\n",$2*10)}' file With GNU Awk, add -i inplace to edit the file inplace. If you don't have GNU Awk, you can use sponge
awk '!/^[#@]/{printf("%.1f\n",$2*10)}' file | sponge file or use the good old overwriting (it's what happens under the hood anyway...)
awk '!/^[#@]/{printf("%.1f\n",$2*10)}' file > newfile mv newfile file