[erlang-questions] Access to process dictionary

[Loïc Hoguin]

It's you. :-)

On 23/12/2018 11:15, Pierre Fenoll wrote:
> Hi list.
> Am I the only one not seeing the first email of most threads? Or is it 
> my gmail mobile client that does its thing?
> Thanks & be well
> 
> On Sun 23 Dec 2018 at 10:13, Eric Pailleau <eric.pailleau@REDACTED 
> <mailto:eric.pailleau@REDACTED>> wrote:
> 
>     You should however avoid to use process dictionaries if possible.
> 
>     It is handy to store things, but generally a sign that your code is
>     missing something.
> 
> 
>     For instance if you face some processes crashes, your process
>     dictionary will be lost, while using states in OTP libs will be
>     shown in crash report. Easier for debugging.
> 
> 
>     Regards
> 
> 
>     Envoyé depuis mon mobile
> 
> 
> 
>     ---- Donald Steven a écrit ----
> 
>     Merci Eric!
> 
>     On 12/22/2018 8.56 AM, Eric Pailleau wrote:
>>
>>     Hi,
>>
>>     Process dictionary is a dictionary for a process.
>>
>>     If you call each functions from different processes, they are
>>     independents.
>>
>>     From a single process two functions cannot be called at same time.
>>
>>
>>     Envoyé depuis mon mobile
>>
>>
>>
>>     ---- Donald Steven a écrit ----
>>
>>     Do two function calls with the same name but one parameter different
>>
>>     (see below) share access to the same process dictionary or does each
>>
>>     have a distinct instance?
>>
>>
>>
>>
>>
>>     Example:
>>
>>
>>
>>
>>
>>     funA(param1, param2) -> do something.
>>
>>
>>
>>     funA(param1, differentparam2) -> do something different.
>>
>>
>>
>>
>>
>>     ===
>>
>>
>>
>>
>>
>>     I could just use an if statement within one function call, but I'd
>>     like
>>
>>     to know if they share the same process dictionary. Thanks.
>>
>>
>>
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>>
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>>
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>>
> 
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> -- 
> 
> Cheers,
> -- 
> Pierre Fenoll
> 
> 
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-- 
Loïc Hoguin
https://ninenines.eu