D books - 3 eBooks, videos, and courses for $25 right now

[Mark via Digitalmars-d-announce]

On Thursday, 3 August 2017 at 15:49:06 UTC, Martin Tschierschke 
wrote:
> On Thursday, 27 July 2017 at 08:29:14 UTC, Martin Tschierschke 
> wrote:
>> On Friday, 16 December 2016 at 05:43:02 UTC, Kai Nacke wrote:
>>> Hi all,
>>>
>>> Packt Publishing offers eBooks for $5 for a limited time. If 
>>> your collection of D eBooks is still incomplete then this is 
>>> a great chance for you. :-)
>>>
>>> D Cookbook by Adam D. Ruppe 
>>> (https://www.packtpub.com/application-development/d-cookbook)
>>> Learning D by Michael Parker 
>>> (https://www.packtpub.com/application-development/learning-d)
>>> D Web Development by myself 
>>> (https://www.packtpub.com/web-development/d-web-development)
>>>
>>> Regards,
>>> Kai
>> 3 eBooks, videos, and courses for $25 right now
>>
>> Not as cheap as in December but a good opportunity to take 
>> them all...
> And now as well, for $10 each.

Do you know if the books are up to date with the language's MO? I 
don't think the language has changed much since the books were 
published, but maybe the idioms did...