Re: Bash – $(( )) vs. $[]

[Steve Flynn]

On 5 December 2012 19:54, Gene Heskett <gheskett at wdtv.com> wrote:

> It may not be so 'user-friendly' but its the sharpest swiss army knife we
> have.  Much of the automation in mail handling is from bash scripts I
> wrote.

zsh for the win!

> Likewise, I am keeping a local repo for an legacy computer here, and as I
> code its handy to have a printer for hard copies of my assembly drivel.
>
> There are NO printers for sale today that a TRS-80 Color Computer can drive
> with its pure text listing output.  So I have a ser-usb on that port, send
> it up the cable to this machine, which then feeds it thru cups and back to
> a $110 B&W Brother laser printer on that machines desk in the basement.
>
> Its absolutely the best looking output that machine has ever had, and at 22
> pages a minute, easily 40x faster than its next best lashup, which was a
> xerox 1650-ro, a 40 cps daisy wheel I can't get one time ribbons for
> anymore, they are too old & shatter like glass on the first hammer strike.
>
> If I had to write all that in C and build it, I probably could, but bash
> gets the job done while I am writing an outline framework for the C
> version.  Maybe its slow, but slow is relative on a quad core phenom. :)
>
> The longest delay is the drum warmup in the printer, about 4 or 5 seconds.
> Whats not to like?

Eh? We're talking about shall A versus shell B. You're on about
printers. Is there some connection I've missed?

-- 
Steve

When one person suffers from a delusion it is insanity. When many
people suffer from a delusion it is called religion.