How to Call Ethereum Smart Contract Functions

Some deployed Solidity smart contracts have functions. In this guide we'll show you how to call those functions and talk to the blockchain.

IPFS – Did We Just Take the Internet Back?

What is IPFS and what can we use it for? Why is it revolutionary and in which way? Can it help us get back control of the internet? Find out here!

Conquer Ethereum with Capture the Ether, an Ethereum Hacking Game!

Capture the Ether is a Solidity game in which you go through challenges to learn about coding and hacking Solidity, as well as how to avoid common pitfalls

SegWit2x Fork – What Is It about, What Can We Expect, and Who’s behind...

What is this SegWit2x fork everyone keeps talking about? Why is it happening, when, and how? What effect will it have on price?

Developing for Ethereum: Getting Started with Ganache

How to start developing for Ethereum safely and quickly? What is Ganache and how can it help? How do we set up virtual blockchains and connect tools to it?

Ethereum Gas and Transaction Fees Explained!

What is Ethereum gas? How do we set transaction fees in Ethereum and what defines how much we'll pay? Is there a way to pay more or less?

EthQL: Exploring the Ethereum Blockchain through GraphQL

GraphQL is a powerful relationship-focused database often used by social networks like Facebook. What if we could search Ethereum like that, too? We can!

What Is an Ethereum Testnet and How Is It Used?

What is an Ethereum testnet? How do we use Ropsten, Kovan, or Rinkeby and what for? What's a private blockchain good for and what is Testrpc?

Lisk Vulnerability: How to Steal Millions in 2^64 Operations

Lisk has a critical vulnerability which lets you steal millions - if you have millions

Explaining Ethereum Tools: What Are Geth and Mist?

Let's explain some Ethereum tools necessary for proper participation in the network: Geth and Mist. One is a node, the other connects to it, but what for?