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@pinceladasdaweb
pinceladasdaweb / gist:6662290
Created September 22, 2013 18:04
Get Youtube Video Thumbnail with JavaScript.
var Youtube = (function () {
'use strict';
var video, results;
var getThumb = function (url, size) {
if (url === null) {
return '';
}
size = (size === null) ? 'big' : size;
@panzi
panzi / mandelbrot.c
Created November 10, 2013 04:40
gcc -lm -Wall -Werror -Wextra -pedantic -std=c99 -O3 -o mandelbrot mandelbrot.c original: http://preshing.com/20110926/high-resolution-mandelbrot-in-obfuscated-python/
#include <stdio.h>
#include <complex.h>
#define dc double complex
dc
Y(dc
V,
dc B,dc c){
return
(cabs (V)<6)?(c?Y(V *V+
B,B,c-1):c):(2+c-4*cpow
@revolunet
revolunet / backup.py
Last active October 14, 2022 22:12
download your google drive files with python
# -*- encoding: UTF-8 -*-
import os
import httplib2
# pip install --upgrade google-api-python-client
from oauth2client.file import Storage
from apiclient.discovery import build
from oauth2client.client import OAuth2WebServerFlow
@liabru
liabru / json-limit-precision.js
Last active May 3, 2023 07:45
Limit precision of floating point numbers in a JSON string in JavaScript
var testObject = {
pi: Math.PI,
e: Math.E,
one: 1,
x: 1.5,
str: "1.2345"
};
var places = 2,
json = JSON.stringify(testObject, function(key, value) {
@cowdinosaur
cowdinosaur / pygame_template.py
Last active March 13, 2017 00:23
Pygame barebones template
import pygame, sys
from pygame.locals import *
pygame.init()
DISPLAYSURF = pygame.display.set_mode((400, 300))
pygame.display.set_caption('Hello World!')
while True: # main game loop
for event in pygame.event.get():
if event.type == QUIT:
@ongardie
ongardie / raft-single-server-changes-safety
Last active July 6, 2023 01:42
Safety of Raft single-server membership changes
This is an attempt to show that Raft's safety is
preserved with single-server membership changes as
described in the dissertation plus the patch that a
leader may not append a new configuration entry to
its log until it's committed an entry from its
current term.
This extends the safety argument in the
paper/dissertation. The only part that's different
(as far as I can tell) for membership changes is Step
@guumaster
guumaster / 00-README.md
Last active January 23, 2023 15:48
How to upload a file with $.ajax to AWS S3 with a pre-signed url

Upload a file with $.ajax to AWS S3 with a pre-signed url

When you read about how to create and consume a pre-signed url on this guide, everything is really easy. You get your Postman and it works like a charm in the first run.

Then you open your browser, try your usual $.ajax() and send your PUT operation, and you hit the cold iced wall of AWS error message, a simple <Code>SignatureDoesNotMatch</Code> that will steal hours from your productivity.

So here I come to save you and give you a free working example of how to upload a file directly to AWS S3 from your browser. You are wellcome :).

@stewartpark
stewartpark / xor.py
Created October 12, 2015 08:17
Simple XOR learning with keras
from keras.models import Sequential
from keras.layers.core import Dense, Dropout, Activation
from keras.optimizers import SGD
import numpy as np
X = np.array([[0,0],[0,1],[1,0],[1,1]])
y = np.array([[0],[1],[1],[0]])
model = Sequential()
model.add(Dense(8, input_dim=2))
@Rich-Harris
Rich-Harris / service-workers.md
Last active July 10, 2024 17:04
Stuff I wish I'd known sooner about service workers

Stuff I wish I'd known sooner about service workers

I recently had several days of extremely frustrating experiences with service workers. Here are a few things I've since learned which would have made my life much easier but which isn't particularly obvious from most of the blog posts and videos I've seen.

I'll add to this list over time – suggested additions welcome in the comments or via twitter.com/rich_harris.

Use Canary for development instead of Chrome stable

Chrome 51 has some pretty wild behaviour related to console.log in service workers. Canary doesn't, and it has a load of really good service worker related stuff in devtools.

@jkullick
jkullick / block-tor-exit-nodes-iptables.md
Last active March 29, 2024 08:05
Block Tor Exit Nodes with IPTables
  1. Install ipset:
apt-get install ipset
  1. Create new ipset:
ipset create tor iphash