by Angel Leon. March 17, 2015;
Last update on December 14, 2023
Updated on February 27, 2023
Updated August 29, 2019.
(function (exports) { | |
/** | |
* Dependencies | |
* - jsbn.js | |
* - jsbn2.js | |
* - prng4.js | |
* - ec.js | |
* - sec.js | |
* - rng.js |
/***************************************** | |
/* DOM touch support module | |
/*****************************************/ | |
if (!window.CustomEvent) { | |
window.CustomEvent = function (event, params) { | |
params = params || { bubbles: false, cancelable: false, detail: undefined }; | |
var evt = document.createEvent('CustomEvent'); | |
evt.initCustomEvent(event, params.bubbles, params.cancelable, params.detail); | |
return evt; | |
}; |
This guide assumes that you recently run brew upgrade postgresql
and discovered to your dismay that you accidentally bumped from one major version to another: say 9.3.x to 9.4.x. Yes, that is a major version bump in PG land.
First let's check something.
brew info postgresql
The top of what gets printed as a result is the most important:
ZigZag-Encoding | |
--------------- | |
Maps negative values to positive values while going back and | |
forth (0 = 0, -1 = 1, 1 = 2, -2 = 3, 2 = 4, -3 = 5, 3 = 6 ...) | |
(i >> bitlength-1) ^ (i << 1) | |
with "i" being the number to be encoded, "^" being | |
XOR-operation and ">>" would be arithemtic shifting-operation |
#![feature(asm)] | |
#![feature(lang_items)] | |
#![crate_type = "staticlib"] | |
#![no_std] | |
const GPIO_BASE: u32 = 0x3F200000; // base address for Pi 2 and Pi 3 | |
fn sleep(value: u32){ | |
for _ in 1..value { | |
unsafe { asm!("");} |
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import React, { useReducer, useEffect, useRef } from 'react'; | |
import firebase from 'firebase/app'; | |
import equal from 'deep-equal'; | |
function filterKeys(raw, allowed) { | |
if (!raw) { | |
return raw; | |
} | |
let s = new Set(allowed); | |
return Object.keys(raw) |