Ethereum

The Brave browser and what you missed

Google Chrome needs no introduction and most people who visited an internet page within the last 5 years likely used Chrome or one of the Chromium based browsers. Figure 1. Chrome Market Share since 2013 Chrome is the browser developed and maintained by Google and it is a great browser. Chrome brought speed to the internet, a fast and slick interface, themes, extensions, excellent Javascript support, great tools for developers.

theCyber — 2019 Update

A glance at the past Back in 2018, I introduced theCyber with this first article. A second article provided more detailled information about the contracts and what needs to be solved in order to enter the small circle of people who made their way in. After the introduction of the GateKeeperTwo detailled in this article, the readers were left with the challenge to try hacking the contract and save one of the 127 spots available.

theCyber — The new GateKeeperTwo

Introduction In the first article of this series about theCyber, we discovered about this new exclusive on-chain club. The second article of the series focused on analysing how to enter theCyber. Shortly after the information being published, a flaw in theCyberGateKeeper has been raised on reddit, window=_blank. As a result, a new version of the GateKeeper smart contract has been written and deployed by 0age. Figure 1. Smart Contracts cannot be modified once deployed In this article, we take a look at the new smart contract: GateKeeperTwo.

ethup

In order to interact with the Ethereum Blockchain and the best levels of security, one need to first have a running node that is fully synchronised. With the increasing traffic on Ethereum, this is becoming more and more difficult for regular users to stay in sync. This article introduces ethup, a simple tool that aims at doing just that. Figure 1. Console output while synchronising the Ethereum Blockchain using parity ethup can be found on github at: https://github.

theCyber — Facing the closed door of theCyberGatekeeper contract

Introduction In a previous article, we discovered this recent Ethereum puzzle/club called theCyber. So far, we did not discuss any solution yet and I have no plan on providing any kind of the solution in this new article. That does not mean we cannot have a look and think together. In the previous article, the only tool that we used was an internet browser. If you seriously want to make your way in, you will likely need a bit more than this.

theCyber — A secret society on the Ethereum blockchain?

The Mysterious Invitation Around march 23rd, some active members of the Ethereum community started receiving mysterious PGP encrypted email containing invitations to a “decentralized club on the Ethereum Blockchain”. Are we seeing the birth of the first (not so) secret on-chain society? Figure 1. The Skull and Bones (1947) Warning NON SPOILER ALERT: In this article, no information will be published that is not public yet.

Solidity Snippets

EthereumSoliditySnippets is a set of SublimeText snippets for the Ethereum Solidity contract language. Use Control Package to install. This package requires the great package from davidhq: https://github.com/davidhq/SublimeEthereum to recognize solidity code. To get started, create a .sol file. SublimeText will then recognize your file as an Ethereum Solidity file and activate the syntax coloriring as well as the snippets. To see the list of available snippets, open the Panel (Shift+Command+P) and type 'solidity'.

Generator EthApp

Getting Started What is this generator about? {proj} is all about getting started quickly. Running this generator will build a simple dapp for Ethereum. Better than just a boilerplate, the generated file is already tuned with your name, etc…​ Read on a give a try. What is Yeoman? Trick question. It’s not a thing. It’s this guy: Basically, he wears a top hat, lives in your computer, and waits for you to tell him what kind of application you wish to create.

Ethereum Chocolatey

Chocolatey package for Ethereum. This allows (un)installing the client on windows as you would with homebrew or apt-get. You can visit the project page on GitHub. The Github project for AlethZero is located at here. You can find the list of available packages on chocolatey.org or read more about chocolatey. Warning The latest version changes very often. The package downloads the latest. It means that unlike the chocolatey package may suggest, you are not installing THE version x.