[erlang-questions] Beginner questions

Bob Matthews <>
Mon Dec 24 10:32:23 CET 2012


Hi Ivan

Thank you for your advice....I will try and sort this out now!

My interest is the forex market and neural networks....................

I know a little about the former but am learning about the latter, and 
of course, I am also trying to learn erlang

Thank's for helping

Bob

New Zealand

On 24/12/2012 8:49 p.m., Ivan Uemlianin wrote:
> Dear Bob
>
> This line should be part of the function population_monitor:init/1 
> (that's file population_monitor, function init, which takes one 
> argument).
>
> The error it complains of is {badrecord,state}, so perhaps the record 
> S has been badly set up.
>
> Are you learning erlang through neuroevolution :) ?  Do you have other 
> reference resources?
>
> Nadolig Llawen
>
> Ivan
>
>
> --
> festina lente
>
>
> On 24 Dec 2012, at 07:24, Bob Matthews < 
> <mailto:>> wrote:
>
>> Thank you Ivan
>>
>> line 82: Population_Id = S#state.population_id,
>>
>> Merry Xmas to you too :)
>>
>> Bob
>> Dunedin
>> New Zealand
>>
>> On 24/12/2012 8:14 p.m., Ivan Uemlianin wrote:
>>> I dont have my computer with me but the error is at line 82 of the 
>>> file population_monitor.erl.
>>>
>>> Best wishes
>>>
>>> Ivan
>>>
>>> --
>>> festina lente
>>>
>>>
>>> On 24 Dec 2012, at 01:32, Bob Matthews < 
>>> <mailto:>> wrote:
>>>
>>>> The code that I am looking at is DXNN2 copyrighted to Gene Sher.
>>>>
>>>> The error message I got which I am having difficulty interpreting 
>>>> is as follows....................
>>>>
>>>> 4> population_monitor:start().
>>>> {error,{{badrecord,state},
>>>>         [{population_monitor,init,1,
>>>> [{file,"population_monitor.erl"},{line,82}]},
>>>> {gen_server,init_it,6,[{file,"gen_server.erl"},{line,304}]},
>>>>          {proc_lib,init_p_do_apply,3,
>>>> [{file,"proc_lib.erl"},{line,227}]}]}}
>>>>
>>>> I am using the latest versionR15B03
>>>>
>>>> Thank you for you help
>>>>
>>>> Bob
>>>> Dunedin New Zealand
>>>>
>>>> On 24/12/2012 11:58 a.m., Matti Oinas wrote:
>>>>> Hi,
>>>>>
>>>>> My first proposal is to change the editor to something more usable 
>>>>> like emacs or if you prefer something different then notepad++, 
>>>>> sublime text or eclipse + erlIDE. Everyone of these are able to 
>>>>> show you the line numbers and offer syntax highlight features.
>>>>>
>>>>> It would help a lot if you tell us which code you are looking at. 
>>>>> Server callbacks probably mean gen_server callbacks so it doesn't 
>>>>> matter if you are using windows or linux.
>>>>>
>>>>> Matti
>>>>>
>>>>> On 12/24/2012 12:08 AM, Bob Matthews wrote:
>>>>>> Hi
>>>>>>
>>>>>> I have just started to learn Erlang............
>>>>>> I am using Windows 7 on a PC
>>>>>>
>>>>>> *Question 1*) when I get an error message, what is the easiest 
>>>>>> way for me to find the exact line number?
>>>>>> I use ms Word as an editor.
>>>>>>
>>>>>> *Question 2*) the code I am looking at was run on Unix, on a server.
>>>>>> Part of the code talks about server call-backs etc.
>>>>>> It is unclear how I translate that to a windows PC
>>>>>>
>>>>>> Many thanks
>>>>>>
>>>>>> Bob
>>>>>>
>>>>>>
>>>>>> _______________________________________________
>>>>>> erlang-questions mailing list
>>>>>> 
>>>>>> http://erlang.org/mailman/listinfo/erlang-questions
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