ERROR

Kami ingin memohon maaf - walaupun kami melakukan yang terbaik: Ralat berlaku
Typedatabase
MessageYou have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near "AND SUBSTRING(categories_id,4,1) != "0") AS cat4, (SELECT categorie..." at line 5
QuerySELECT (SELECT categories_id FROM categories_description WHERE language_id = 19 AND categories_id = 000) AS cat1, (SELECT categories_id FROM categories_description WHERE language_id = 19 AND categories_id = 00 AND SUBSTRING(categories_id,2,1) != "0") AS cat2, (SELECT categories_id FROM categories_description WHERE language_id = 19 AND categories_id = 0 AND SUBSTRING(categories_id,3,1) != "0") AS cat3, (SELECT categories_id FROM categories_description WHERE language_id = 19 AND categories_id = AND SUBSTRING(categories_id,4,1) != "0") AS cat4, (SELECT categories_name FROM categories_description WHERE language_id = 19 AND categories_id = 000) AS cat1name, (SELECT categories_name FROM categories_description WHERE language_id = 19 AND categories_id = 00 AND SUBSTRING(categories_id,2,1) != "0") AS cat2name, (SELECT categories_name FROM categories_description WHERE language_id = 19 AND categories_id = 0 AND SUBSTRING(categories_id,3,1) != "0") AS cat3name, (SELECT categories_name FROM categories_description WHERE language_id = 19 AND categories_id = AND SUBSTRING(categories_id,4,1) != "0") AS cat4name, (SELECT url_text FROM commerce_seo_url_without_language WHERE categories_id = 000) AS cat1url, (SELECT url_text FROM commerce_seo_url_without_language WHERE categories_id = 00 AND SUBSTRING(categories_id,2,1) != "0") AS cat2url, (SELECT url_text FROM commerce_seo_url_without_language WHERE categories_id = 0 AND SUBSTRING(categories_id,3,1) != "0") AS cat3url, (SELECT url_text FROM commerce_seo_url_without_language WHERE categories_id = AND SUBSTRING(categories_id,4,1) != "0") AS cat4url, (SELECT wod_count_products FROM categories WHERE categories_id = 000) AS cat1cnt, (SELECT wod_count_products FROM categories WHERE categories_id = 00 AND SUBSTRING(categories_id,2,1) != "0") AS cat2cnt, (SELECT wod_count_products FROM categories WHERE categories_id = 0 AND SUBSTRING(categories_id,3,1) != "0") AS cat3cnt, (SELECT wod_count_products FROM categories WHERE categories_id = AND SUBSTRING(categories_id,4,1) != "0") AS cat4cnt

Paul Dylan-Ennis 
Absolute Essentials of Ethereum [EPUB ebook] 

Support

Absolute Essentials of Ethereum is a concise textbook which guides the reader through the fascinating world of the emerging Ethereum ecosystem, from the basics of how its blockchain works to cutting-edge applications.Written by an experienced educator, each chapter is designed to progress potential students from class to class. Technical concepts are clearly explained for those new to the topic and readers are supported with definitions and summaries in each chapter. Real-life case studies situate the overviews in a contemporary context. Topics covered include the Ethereum Execution and Consensus layers, Ethereum governance and community, Decentralised Autonomous Organisations (DAOs), Decentralised Finance (De Fi), Non-Fungible Tokens (NFTs) and Layer 2.This book is the ideal text to support undergraduate and postgraduate courses on blockchain technologies, cryptocurrencies, Web3 and fintech, as well as for those who want to know how Ethereum really works.

€25.51
méthodes de payement
Achetez cet ebook et obtenez-en 1 de plus GRATUITEMENT !
Langue Anglais ● Format EPUB ● Pages 108 ● ISBN 9781040009703 ● Maison d’édition Taylor & Francis ● Publié 2024 ● Téléchargeable 3 fois ● Devise EUR ● ID 9323196 ● Protection contre la copie Adobe DRM
Nécessite un lecteur de livre électronique compatible DRM

Plus d’ebooks du même auteur(s) / Éditeur

90 365 Ebooks dans cette catégorie