June 2018
Beginner to intermediate
170 pages
3h 46m
English
Content preview from Truffle Quick Start Guide
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Common migration pitfalls
A common mistake is to have a misconfigured truffle.js file. Ensure that for each network you plan to deploy to, there should be a corresponding entry in the networks object, stating the following information:
networks: { network_name: { network_id: <number> host: <string>, port: <number>, gas: <number> }}
How do we know what is the correct gas limit? Well, you have to play with this a little.
Every transaction you make has a gas cost. A migration is a transaction, too, and thus has a gas cost. When attemmpting to migrate your contract, you may run into this error:
exceeds block gas limit
Every transaction you send has a gas limit. Try to decrease the amount of gas specified.
Another error you may encounter is the ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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