JF

Software developer and technical writer. In charge of fixing the coffee machine at Crypto.BI

JF has published a total of 16 Posts

Latest Posts by JF

Building Daedalus Cardano wallet without nix by JF
This is a 2 part tutorial showing how you can create your own sovereign cryptocurrency using existing Cardano software. Part I explains how to set up a genesis block and get yo...
Create your own cryptocurrency using Cardano technology by JF
This is a 2 part tutorial showing how you can create your own sovereign cryptocurrency using existing Cardano software. Part I (this post) explains how to set up a genesis blo...
Building the Haskell cardano-node on Linux by JF
tl;dr; Jump straight to the build instructions The Details Looking forward to the Haskell mainnet, the next step in the Cardano project, I've begun exploring the cardano-...
consensus/merkle.cpp – Commented Bitcoin Source Code by JF
In this article we take a look at one of the most important components of block validation and overall blockchain integrity: the Merkle Root derivation process. While it's one o...
uint256.cpp – Commented Bitcoin Core source code by JF
If you've developed systems in C or C++ before then you're probably familiar with the stdint.h (cstdint for C++) typedefs. Since there'a lot of variation between platforms, stdint....
optional.h – Commented Bitcoin source code by JF
optional.h is a stub that'll likely get removed from Bitcoin Core at a future date when C++ 17 gets formally adopted for the entire project. By reading the Bitcoin Core sources ...
noui.cpp – Commented Bitcoin Core source code by JF
We began our exploration of the Bitcoin Core source code from the Qt graphical user interface on down. We saw how the Qt signals and slots mechanism was used to handle signals f...
dummywallet.cpp – Commented Bitcoin Core source code by JF
We mentioned in a previous Bitcoin Core source code article that bitcoind can be compiled without wallet support. Why would anyone do that? Historically there were 2 main fun...
base58.cpp – Commented Bitcoin Source Code by JF
Base58 encoding is responsible for the most visible part of Bitcoin Core since it's the most significant part of the algorithm that generates the addresses we use to send and recei...
chainparams.cpp – Commented Bitcoin Source Code by JF
In this article we'll take a look at one of the better known Bitcoin Core source files. Why is chainparams.* known to so many crypto developers? Because since 2011 or so, bas...