Re: [OFF TOPIC] Algorithms (was: Re: Too fine design granularity leads to numerous macro/function/command existed in Emacs.)

[Emanuel Berg]

2QdxY4RzWzUUiLuE wrote:

>> #! /bin/zsh
>> longest-line () {
>>     local f=$1
>>     awk '{ print length($0) " " $0; }' $f | sort -n | tail -1
>
> Don't sort unless you have to.
>
> Don't send all that data through two pipes.
>
>     awk '{if(length($0) > length(x)) {x = $0} END {print x}'
>
> For small files, you won't notice the difference. For large
> files, you will. Definitions of "small" and "large" depend
> on a lot of things.

*thumbs down*

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