Instantly share code, notes, and snippets.

View useful.sh
# open all files named package.json within a directory
find . -name package.json -exec code {} +
# don't open or jump anywhere
<a href="#!">
# get an object from console
> store as a global variable
JSON.stringify(temp1)
View disassembly
000000 121a JP 0x21a
000002 434f SNE V3, 0x4f
000004 4e4e SNE Ve, 0x4e
000006 4543 SNE V5, 0x43
000008 5434 DW 0x5434
00000a 2062 CALL 0x62
00000c 7920 ADD V9, 0x20
00000e 4461 SNE V4, 0x61
000010 7669 ADD V6, 0x69
000012 6420 LD V4, 0x20
View sort.js
function compareProperty(a, b) {
return a || b ? (!a ? 1 : !b ? -1 : a.localeCompare(b)) : 0
}
function myComparer(a, b) {
return compareProperty(a.jewelerName, b.jewelerName) || compareProperty(a.name, b.name)
}
// Flatten array
const flattened = [].concat.apply([], tableAssignmentsLookup)
View INSTRUCTION_SET.js
// 0nnn - SYS addr
// 00E0 - CLS
// 00EE - RET
// 1nnn - JP addr
// 2nnn - CALL addr
// 3xkk - SE Vx, byte
const INSTRUCTION_SET = [
{
name: 'SYS',
View RomBuffer.js
class RomBuffer {
constructor(filename) {
// 16-bit big endian values
this.data = []
let buffer = fs.readFileSync(filename)
if (buffer.length % 2 !== 0) throw new Error('Epic ROM Fail')
for (let i = 0; i < buffer.length; i += 2) {
this.data.push((buffer[i] << 8) | (buffer[i + 1] << 0))
View hex16.js
// echo -en "\x01\x02\x03\x04\x05\x06hello world\x07\x08\x09\x10goodbye world\x11\x12\x13\x14\x15" > data
let fs = require('fs')
let file = process.argv.slice(2)[0]
function hexdump(file) {
let buffer = fs.readFileSync(file)
let lines = []
for (let i = 0; i < buffer.length; i += 16) {
View 16.js
// echo -en "\x01\x02\x03\x04\x05\x06hello world\x07\x08\x09\x10goodbye world\x11\x12\x13\x14\x15" > data
let fs = require('fs')
let file = process.argv.slice(2)[0]
let buffer = fs.readFileSync(file)
let lines = []
for (let i = 0; i < buffer.length; i += 16) {
let block = buffer.slice(i, i + 16)
View hexdump.js
const fs = require('fs')
const filename = process.argv.slice(2)[0]
function hexdump(filename) {
let buffer = fs.readFileSync(filename)
let lines = []
for (let i = 0; i < buffer.length; i += 16) {
let address = i.toString(16).padStart(8, '0') // address
let block = buffer.slice(i, i + 16) // cut buffer into blocks of 16
View read.js
// echo -en "\x01\x02\x03hello" > data
// node read.js data
let fs = require('fs')
let file = process.argv.slice(2)[0]
let buffer = fs.readFileSync(file)
for (let value of buffer) {
let decimal = value
let hex = value.toString(16)
View keybase.md

Keybase proof

I hereby claim:

  • I am taniarascia on github.
  • I am taniarascia (https://keybase.io/taniarascia) on keybase.
  • I have a public key whose fingerprint is 2389 41F6 BA1D 7BE2 119E 973D 8345 A0A6 86E5 7E04

To claim this, I am signing this object: