Web3.js Documentation and examples

The web3.js library is a collection of modules which contain specific functionality for the ethereum ecosystem. The web3-eth is for the ethereum blockchain and smart contracts The web3-shh is for the whisper protocol to communicate p2p and broadcast The web3-bzz is for the swarm protocol, the decentralized file storage The web3-utils contains useful helper functions for Dapp developers. Here the full documentation. Here…

Read More

Using IOTA with Javascript

IOTA is a transaction system for the Internet of Things. It isn’t another Blockchain, it’s a new generation system, it uses Tangle (a revolutionary network of transaction strings). Bosch and Cisco are supporting this project. Value transfer without any fees (like the project Raiblocks, another big one). We can start developing Javascript Dapps using these…

Read More

Smart-Contracts with Qtum

Qtum is another Chinese Ethereum like NEO ( we talked about NEO in the previous post: NeoLink: The MetaMask for NEO ) Qtum specifications are: Anonymity and robust security like Z-Cash Smart-Contracts development like Ethereum Integrates Segwit and Decentralized Governance Protocol. Uses UTXO model like Bitcoin, more efficient than Ethereum…. Staking Qtum in your wallet for a time…

Read More

How to call methods of Ethereum Smart-Contracts from WordPress with MetaMask, Web3 and Javascript

First you must create and deploy a SMART-CONTRACT in the Ethereum Test Net, you can follow these instructions: Creating my first Ethereum Smart-Contract in Test net Creating MrAddon token in Ethereum This post is based in the information of the previous post: Javascript development to interact with Ethereum Smart-Contracts To start, we have hosted a…

Read More

Confluence trick to create pages from blueprint templates

You can easily create a HTML Link or ACTION BUTTON to create faster a page from Blueprint Template. PUT THIS URL in the LINK: https://jira.XXX.XXX/wiki/pages/createpage-entervariables.action?templateId=XXXXXX&spaceKey=YYYYY&title&newSpaceKey=YYYYYY&fromPageId=ZZZZ Replace the XXXXX variable by the ID of the Blueprint Template Replace the YYYYY variable by the ID of the Space Replace the ZZZZZ variable by the ID of the…

Read More

Create a new Add-on or Plugin in JIRA to show more options in the Main Menu /General Menu

Creating our first JIRA plugin “Hello World”: enter in C:\atlastutorial atlas-create-jira-plugin Enter 1 for JIRA 5 groupId: com.atlassian.tutorial artifactId: helloworld version: 1.0-SNAPSHOT package: com.atlassian.tutorial.helloworld Press Y to continue Add a module to the plugin: enter in C:\atlastutorial atlas-create-jira-plugin-module Select the 30 Web Section item by entering 30. Answer each question as follows: Question Value Description…

Read More