Re: rewriting history

[Daniel J S. <dan...@ie...>]

On 11/19/2013 01:03 AM, pl...@pi... wrote:
> On 11/19/13 07:05, Daniel J Sebald wrote:
>> On 11/18/2013 02:58 PM, pl...@pi... wrote:
>>> Hi,
>>>
>>> is there was way to stop gnuplot compacting history?
>>
>> Do you mean that the current command is not repeated in history if it
>> matches the previous most recent command in the history buffer?
>>
>> My history looks pretty lengthy, but I do seem to recall a limit. Also,
>> given it isn't recent history I can't look through it and conclude that
>> it is complete.
>
> yes, it's a feature that dupes are eliminated. Just try repeating your
> last plot command a few times. Only the last occurrence will appear in
> history.
>
> I've been pulling my hair trying to work out why a fit command is
> producing different results. Having an accurate record of my command
> history would be an immense help.
>
> I'm currently having to cut and paste every command into a text file as
> I go along which is a serious PITA.

That's sort of my modus operandi, except I edit in a file and either 
select and copy with the center mouse button or save and load the file. 
  History is nice for tweaking commands and trial-and-error, but 
anything more than five commands deep is tough to edit.  Nonetheless, 
history modifications might be worthwhile.

Dan


>
> Peter.
>
>
>
>>
>>
>>> While I realise this is done to save storage space somewhere, this is a
>>> constant annoyance.
>>>
>>> I have an annoying problem where something keeps changing and I need to
>>> track exactly what is happening.
>>>
>>> In a shell I would use the history command to see _exactly_ what I did
>>> and in what order to see what I have changed. I can see a true record of
>>> my commands and repeat various parts of it until I reproduce and
>>> understand the error.
>>>
>>> with gnuplot this does not seem possible because history is forever
>>> being revised and compacted and no longer retains a useful record. In
>>> fact "history" does not provide the command history. It's more like
>>> recent favourites, that often saves some typing but it is not the
>>> command history.
>>>
>>> I'm not that tight for space that I need to economise a few K. I'd much
>>> rather save the few hours it's going to take me to find this problem
>>> without a proper record of the commands I've issued to make the problem
>>> repeatable.
>>>
>>> Is there a means of preventing gnuplot from compacting the command
>>> history be removing dupes?
>>
>> I recall some years ago writing a history patch that allowed it to be
>> configured in a couple ways: one being complete history, one being more
>> condensed. I might still have that around if you are interested, but
>> I'd have to search for it and I'm sure it has conflicting hunks by now.
>>
>> Dan
>>
>
>

-- 

Dan Sebald
email: daniel(DOT)sebald(AT)ieee(DOT)org
URL: http://www(DOT)dansebald(DOT)com