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--- a/src/script/interpreter.cpp
+++ b/src/script/interpreter.cpp
@@ -504,6 +504,14 @@ bool EvalScript(std::vector<std::vector<unsigned char> >& stack, const CScript&
return set_error(serror, SCRIPT_ERR_MINIMALDATA);
}
stack.push_back(vchPushValue);
+ if ((flags & SCRIPT_VERIFY_DISCOURAGE_UPGRADABLE_NOPS) && opcode == OP_FALSE) {
+ auto pc_tmp = pc;
+ opcodetype next_opcode;
+ valtype dummy_data;
@lvngd
lvngd / rectCollide.js
Created February 3, 2021 19:20
Rectangular collision detection in D3 force layouts. Blog post: https://lvngd.com/blog/rectangular-collision-detection-d3-force-layouts
function rectCollide() {
var nodes,sizes,masses;
var strength = 1;
var iterations = 1;
var nodeCenterX;
var nodeMass;
var nodeCenterY;
function force() {
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@tplooker
tplooker / did-github-proof.jsonld
Created November 21, 2020 10:02
DID to Github Account Linkage Proof
{
"@context": [
"https://www.w3.org/2018/credentials/v1",
{
"sameAs": "https://www.w3.org/TR/owl-ref/#sameAs-def"
}
],
"issuer": "did:key:z6MkkWRMquVJsLaqsD45TYzhhDRJWJGDBx8jUkFGt6zvLc3R",
"issuanceDate": "2020-11-21T10:02:39.501Z",
"type": [
@TheLoneRonin
TheLoneRonin / ARWEAVE.GQL.MD
Last active December 11, 2023 13:18
Arweave Query Guide

Arweave GraphQL Guide

Retrieving Data

In order to retrieve data from Arweave, you can use the following example query to retrieve the entire transaction output.

query {
    transactions {
        cursor
@peterVG
peterVG / ipfs-on-raspberry-pi.md
Last active April 3, 2024 16:07
Put IPFS decentralized storage on your Raspberry Pi with USB storage

I put IPFS on a Raspberry Pi and so should you!

Total cost of joining the decentralized storage revolution with your own lo-fi node: $124 USD

raspberry-ipfs

@andelf
andelf / main.rs
Created May 14, 2020 10:31
Embed Deno in Rust
use deno_core::Op;
use deno_core::ZeroCopyBuf;
use deno_core::{CoreIsolate, StartupData};
use std::str;
fn main() {
println!("v8 version: {}", deno_core::v8_version());
let mut isolate = CoreIsolate::new(StartupData::None, false);
@AnalyzePlatypus
AnalyzePlatypus / lambda-gmail-compose.md
Created May 13, 2020 08:11
Use serverless function to send low-volume emails without 3rd party mail services.

Sending email with serverless functions

You can deploy this function on any of the serverless platforms - AWS Lambda, Google Cloud Functions, Azure Functions, Netlify, Cloudflare Workers, etc.

  1. Create a new function and paste in the following code.
  2. You will need to add nodemailer to your package.json (npm i nodemailer), and follow your platform's instructions on bundling dependencies.
  3. Obtain Gmail API credentials for your account. You will need clientID, clientSecret, and refreshToken. Follow this YouTube tutorial
  4. Expose these credentials as the follwing environment variables:
GMAIL_EMAIL_ADDRESS
@andrewosh
andrewosh / README.md
Created May 11, 2020 02:44
A smal,l end-to-end example of using Hyperdrive/Hyperswarm to replicate a drive

Note: To keep this even smaller, we're using a small helper module called the hyperswarm replicator, which wraps a few Hyperswarm setup details.

#define _GNU_SOURCE
#include <errno.h>
#include <sched.h>
#include <signal.h>
#include <stdio.h>
#include <stdlib.h>
#include <sys/mount.h>
#include <sys/stat.h>
#include <sys/syscall.h>
#include <sys/types.h>