Announcing History Solution for Serum DEX Instructions
With DeFi growing more thanks to Project Serum on Solana, we've begun working on API solutions to enhance both the developer and end user experience. Today, we roll out our history solution for Serum DEX instructions. See all of your past transactions since the beginning! This GraphQL endpoint is ... Read More >
Getting From the Mempool to the Chain: Streaming Transactions With Speculative Execution for Ethereum
Bridging the gap between the mempool and actual transaction execution has always been a challenge for Ethereum developers. dfuse’s recently released Speculative Execution endpoint for Ethereum provides developers with powerful capabilities to track transactions and their effects, and thanks to the incredible feedback and excitement we’ve received ... Read More >
Announcing Speculative Execution for Ethereum
Sending a transaction on Ethereum is not exactly like doing an INSERT statement in an RDBMS -- things can fail in multiple ways, and often minutes later, when you're not watching any more. You get certainty only when your transaction is mined; and with potential forks, you ... Read More >
dfuse Announces New Migration Tools for EOSIO chains
It is part of the culture of the EOSIO ecosystem to spin up new chains when new needs arise, when different governance structures are required, or when different resource models are proposed. This is in line with the broader vision of letting a thousand chains bloom, gathering ... Read More >
Announcing Solana Library for Go
Following our previous partnership announcement with Solana, our teams have been working hard to bring our powerful APIs to Solana. As a first building block, we are releasing today our Solana library for Go to interface with Solana nodes's JSON-RPC interface, Solana's SPL tokens and the Project ... Read More >
Announcing dfuse Account History for EOSIO
Blockchain data has many facets, one of which is history. But history can mean many different things and your product might need access to historical data in different ways. … Read More >
BSN International selects dfuse Platform for massively scalable data access on EOSIO and Ethereum
Today, the International Blockchain-based Service Network (BSN International) announced that it has partnered with dfuse to make the massively scalable dfuse data access APIs (dfuse Search, dfuse Lifecycle, and dfuse State) available to BSN International’s customers deploying EOSIO and Ethereum blockchains, advancing BSN’s mission of reducing the ... Read More >
Breaking Change: Hosted EOS Mainnet History
We are announcing today some important changes to our hosted EOS Mainnet dfuse Search, following our previous announcement regarding the dfuse Community Edition. Effective September 1st 2020, dfuse Search will be replaced by a strictly free and temporary service available until the ... Read More >
dfuse Selects Block.one’s EOSIO Testnet as Its Preferred Testnet, Leveraging the Platform’s Full Capabilities
Developers who write smart contracts, or seek to integrate EOSIO blockchain data into their application, require a testing ground in which to deploy, iterate and debug. Recently, dfuse began supporting developers who were seeking to utilize Block.one’s official EOSIO Testnet, and now we are excited to endorse ... Read More >
pitreos — dfuse for EOSIO Architecture Series
Ever since the release of our open source single binary “dfuse for EOSIO”, we have received many requests to explain the foundational architecture that it encompasses. In this video, Alex explains the genesis, the features, and the power of pitreos, our open-source backup and recovery tool for ... Read More >
bstream Part 2 — dfuse for EOSIO Architecture Series
Ever since the release of our open source single binary “dfuse for EOSIO”, we have received many requests to explain the foundational architecture that it encompasses. In this video, Alex continues his review of bstream – the block stream which is the low-level component of dfuse where ... Read More >
How a Private Testnet Will Improve Your Blockchain Development Process
Getting your application to a production-ready stage is no easy feat. It takes many rounds of iteration, improvements, and bug fixes. For this, a private testnet is a blockchain developer’s best friend. We wanted to touch upon some of the reasons that a dfuse-enabled testnet is the ... Read More >
dfuse for EOSIO release v0.1.0-beta4
As more developers begin to incorporate dfuse for EOSIO into their development stack, we’ve received great feedback on improvements and additional features. Here’s a brief overview of some of things that can be found in the latest release, with a full technical detailing found here in the ... Read More >
How Is Vote Strength Calculated on an EOSIO Blockchain?
EOSIO blockchains utilize Delegated Proof of Stake (DPoS) to determine who the network’s validators will be at any given moment. To understand how the votes cast by the user base are calculated over time, we are going to look at the algorithms that underpin how vote strength ... Read More >
Tips and Tricks – Ethereum API: Searching and Filtering Internal Transactions
Often, calling a smart contract will cause it to call one or more methods within other smart contracts, creating internal transactions. While Ethereum is inherently structured this way, its native API doesn’t expose this information in an easy-to-consume way. However, dfuse indexes these internal transactions, making them ... Read More >
Everything You Need to Know About Microforks on an EOSIO Blockchain
Different factors can lead to a microfork, and it’s important to ensure that your application can handle these chain reorganizations as they happen. Alex explains what a microfork is, as well as when and why one would occur. Developers who utilize dfuse can have updates about microforks ... Read More >
bstream Part 1 — dfuse for EOSIO Architecture Series
Ever since the release of our open source single binary “dfuse for EOSIO”, we have received many requests to explain the foundational architecture that it encompasses. In this video, Alex reviews bstream – the block stream which is the low-level component of dfuse where all information passes ... Read More >
Tips and Tricks – Ethereum API: Lifecycle Tutorial in Real Time
Between a transaction being pushed to the Ethereum blockchain, and then being considered “trustworthy”, there are many different transitions that it can pass through. Dennis Liu demonstrates how subscribing to dfuse’s Ethereum Lifecycle-enabled endpoints can greatly empower the user experience that your application can deliver. ... Read More >
Replacing EOSIO’s v1/history With dfuse
Block.one has developed a highly performant blockchain platform, capable of handling a high number of write operations per second for a distributed system. With all of this data, there was a need for an equally performant method to read this data. This is where we focused our ... Read More >
manageos and mindreader — dfuse for EOSIO Architecture Series
Ever since the release of our open source single binary “dfuse for EOSIO”, we have received many requests to explain the foundational architecture that it encompasses. In this video, Alex reviews manageos – the dfuse node manager – which wraps nodeos and adds functionality through many additional ... Read More >