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find . -type f -name '*.php' -exec awk 'END {print NR}' '{}' + 2>/dev/null | awk '{ total+=$1 }END{print total}'

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Keybase proof

I hereby claim:

• I am bitjson on github.
• I am jasondreyzehner (https://keybase.io/jasondreyzehner) on keybase.
• I have a public key whose fingerprint is 308F 3EAD EB11 CF09 06A1 F2AB 412D 8152 9D88 6082

To claim this, I am signing this object:

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Verifying that +jasondreyzehner is my Bitcoin username. You can send me #bitcoin here: https://onename.io/jasondreyzehner

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{
  "A" : "4",
  "B" : "Ƀ",
  "C" : "C",
  "D" : "D",
  "E" : "3",
  "F" : "F",
  "G" : "G",
  "H" : "H",
  "I" : "1",

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General

Hard Drive Encryption

Encrypt your hard drive by activating FileVault in System Preferences > Security & Privacy. A recovery key will be generated which will allow access to your encrypted hard drive in the case of a forgotten password. Store this key securely (do not select the option to store your key with Apple).

Dev Environment

1. Install Homebrew:

ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"

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{
	"description": "Definition file for Bitcoin Script Templates",
	"$schema": "http://json-schema.org/draft-07/schema#",
	"$id": "http://p2sh.cash/bst.schema.json",
	"title": "Bitcoin Script Template (BST) JSON Schema",
	"type": "object",
	"properties": {
		"v":{
			"description": "BST schema version",
			"type": "integer",

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Single Signature (P2PKH) Wallet

This is an example of a Gist designed for importing into BitAuth IDE.

To import the below template into the IDE, open this URL:

https://ide.bitauth.com/import-gist/a055ad6ba863a4472767bb5e441a3437

Format a Gist for Import

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CashChannels

Noncustodial, Privacy-Preserving, Flexibly-Denominated Recurring Payments for Bitcoin Cash

Read the blog post: CashChannels: Recurring Payments for Bitcoin Cash.

Review the authentication template in Bitauth IDE:

https://ide.bitauth.com/import-gist/ca13abf369b5ecace6437cb86afa331f

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import { instantiateSecp256k1, hexToBin, instantiateRipemd160, encodeCashAddress, CashAddressType, instantiateSha256, encodeCashAddressFormat, attemptCashAddressFormatErrorCorrection, decodeCashAddress, decodeCashAddressFormat, stringify } from 'bitcoin-ts';

(async () => {
  const secp256k1 = await instantiateSecp256k1();
  const sha256 = await instantiateSha256();
  const ripemd160 = await instantiateRipemd160();

  // Create an address from a private key
  const privateKey = hexToBin('f85d4bd8a03ca106c9deb47b791803dac7f0333809e3f1dd04d182e0aba6e553');
  const publicKey = secp256k1.derivePublicKeyCompressed(privateKey);

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Update 2022-2-22:

This was an early demo of the ideas behind the CashTokens CHIP.

For an introduction to the latest iteration of CashTokens, see:

CashTokens (v2): Token Primitives for Bitcoin Cash →

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