Provable - the state of the art oracle service. Designing the safest data-transport-layer for blockchain that you can possibly get.

Intro to oracle service. Contribute to johnhckuo/Oraclize-Tutorial development by creating an account on GitHub.

Oraclize provides a way to get outside data from any web API onto the blockchain. To use it, you'll This event will display the value returned from the API call. Using Oraclize Queries. Now is a good...

Welcome to this updated video on Oraclize. In this video I explain what Oraclize is and how to use it in Solidity. Sign up for our Smart Contract Course...

Using Oraclize, we'll see how your smart contracts can get data from outside the blockchain and execute any API To try and test how Oraclize works, we'll use the Remix interface they provide here.

I've looked at the source code for some contracts that use Oraclize. How can I be certain that the Oraclize portion is not tampered with?

What is Oraclize? blockchain oracle service. data provider. HTTP GET request. function oraclize_query(string datasource, string arg) oraclizeAPI internal returns (bytes32 id).

In this article I'm going to focus on Oraclize, mainly because it's extremely easy to get started with it In this tutorial we'll build a very simple raffle smart contract to show how to use Oraclize to generate a...

Ethereum Oraclize starter. Front-end is generated with vue-cli version 3.2.1. Basic Ethereum Oracle example including Oraclize, Truffle, Coinbase API, Web3.

oraclize_newRandomDSQuery (Oraclize) on testrpc. I have the following contract that i plan on Newest oraclize questions feed. To subscribe to this RSS feed, copy and paste this URL into your...

Oraclize. The EVM is deterministic by design. This means, for example, that there is no way to generate a random number because to reach consensus each miner has to get the same result after...

Oraclize allows for feeding smart contracts with all sorts of data. One of the available data sources is URL. If Oraclize can fetch the file within 20 seconds, you can expect an asynchronous request.

ethereum oracle ethereum-contract oraclize oraclize-tutorial. Add a description, image, and links to the oraclize topic page so that developers can more easily learn about it.

Oraclize.it is tracked by us since May, 2016. Over the time it has been ranked as high as 319 265 in the world, while most of its traffic comes from India, where it reached as high as 186 287 position.

What is Re-oraclize? Re-Oraclize is a necessary tool for launching and managing an ICO, smart contract or DApp, that need regular and cheap updating of ETH/USD data.

However, oraclize.it not only offers a service, but even more defines a protocol, so there will most likely be more than one oracle to choose from to offer redundancy in the future.

The following image describes the underlying mechanism of the Oraclize. It uses the TLSNotary to make its serivce trust-worthy, and pre-fetch the real world data for all the nodes within the network to...

I want to know how much is the fee oraclize is going to charge me before I send a transaction or For example I want to know How much Oraclize would charge me for "URL" with specific gasLimit and...

Oraclize é un servizio che permette di collegare transazioni Bitcoin a eventi del mondo reale. Reperisce le informazioni necessarie da motori computazionali di conoscenza (quali Wolfram Alpha) e utilizza i...

Oraclize - Beyond P2P Business Models Speaker: Thomas Bertani. Speaker: Thomas Bertani, CEO of Oraclize Ethereum smart contracts live like in a walled garden and they cannot fetch offchain ...