I recently purchased a Ledger Nano S which is a great little hardware wallet that caters for both Bitcoin and Ether. Prior to purchasing my hardware wallet I had a lot of Ether in Ethereum wallet files on disk, which isn't a sustainable strategy for storing any cryptocurrency. Using the web3j command line tools with … Continue reading
I spoke this evening at the Sydney JVM Meetup about Ethereum and web3j. The slides from the talk are available below. Thanks to Pivotal Labs for sponsoring the event and Mitch for filming the talks, which are available here.
After announcing the 1.0 milestone of web3j, it was clear that there was demand for an Android port of web3j. As of the latest release - 1.0.5 of web3j, I am publishing Java 1.6 (i.e. Android) compatible releases. The first Android release is available here, and the artefacts are available on JFrog's Bintray and Maven's … Continue reading
One of the challenges for developers working with libraries, is that they often end up writing utility tools to utilise certain library functionality from the command line. Not wanting this to be an issue for users of web3j, I am now releasing a stand-alone (fat-jar in Java speak) web3j command line tools with each web3j … Continue reading
Today web3j has hit the milestone 1.0 release, providing a number of key pieces of functionality for integrating Java applications with Ethereum: Complete implementation of Ethereum's JSON-RPC client API Ethereum wallet support Auto-generation of Java smart contract wrappers to create, deploy, transact with and call smart contracts from native Java code Support for Parity's Personal, … Continue reading