Thanks a lot Marcus! Indeed I used it also like that once.

Cheers,
Roberto


> On 07 Jan 2015, at 18:13, Marcus Denker <[email protected]> wrote:
> 
> 
>> On 07 Jan 2015, at 14:06, Roberto Minelli <[email protected]> wrote:
>> 
>> Thank you, Clément!
>> 
>> We use instance var on class side is to implement singleton, for example.
>> I’ve never used a class var and I am wondering what is a the most common use 
>> of such a variable?
> 
> Singletons where you have a hierarchy of classes and you want to have just 
> one object for the whole
> hierarchy.
> 
> e.g. ThemeIcons, there the singleton was until recently a class instance 
> variable, leading to us
> having multiple instances of the singleton in the image, one per subclass.
> 
>       Marcus


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