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@cloudwu
cloudwu / dh.c
Last active June 19, 2022 15:38
Diffie-Hellman Key Exchange
// The biggest 64bit prime
#define P 0xffffffffffffffc5ull
#define G 5
#include <stdio.h>
#include <stdint.h>
#include <assert.h>
#include <stdlib.h>
// calc a * b % p , avoid 64bit overflow
@chaosong
chaosong / auth_callback.lua
Last active February 10, 2022 12:44
sso in nginx (by openresty)
local cjson = require('cjson')
local util = require('login_util')
if ngx.var.request_method ~= 'POST' then
ngx.log(ngx.WARN, 'request method is not post')
ngx.exit(400)
end
ngx.req.read_body()
local args = ngx.req.get_post_args()
@amorgner
amorgner / fast-firefox
Last active February 27, 2025 01:25
Some config options to make Firefox faster (updated)
Over time, I collected some options to make Firefox really fast.
WARNING! NO WARRANTY, use on your own risk!
If you know what you're doing, go to 'about:config' and edit the listed values accordingly.
Hint: Double-click boolean values to toggle true/false.
###########################
If mouse-wheel scrolling is slow, try
@elaberge
elaberge / MiniJSON.cs
Last active October 3, 2022 11:09 — forked from darktable/MiniJSON.cs
Updated to work correctly with non-English locales.
/*
* Copyright (c) 2013 Calvin Rien
*
* Based on the JSON parser by Patrick van Bergen
* http://techblog.procurios.nl/k/618/news/view/14605/14863/How-do-I-write-my-own-parser-for-JSON.html
*
* Simplified it so that it doesn't throw exceptions
* and can be used in Unity iPhone with maximum code stripping.
*
* Permission is hereby granted, free of charge, to any person obtaining
@Elemecca
Elemecca / hex_dump.lua
Created August 28, 2013 03:37
Lua function which creates a hex dump of a binary string.
function hex_dump (str)
local len = string.len( str )
local dump = ""
local hex = ""
local asc = ""
for i = 1, len do
if 1 == i % 8 then
dump = dump .. hex .. asc .. "\n"
hex = string.format( "%04x: ", i - 1 )
@jimfleming
jimfleming / UnityDiffuseLightmap.shader
Last active June 21, 2023 00:44
Example depicting applying Unity lightmapping data to a simple diffuse shader.
Shader "Diffuse Lightmap" {
Properties {
_MainTex ("Texture 1", 2D) = "white" {}
}
SubShader {
Tags { "RenderType" = "Opaque" }
Pass {
@brolewis
brolewis / schedulers.py
Last active March 6, 2022 22:53
A distributed job scheduler for Celery using ZooKeeper (via kazoo) to manage the locking.
'''Zookeeper-based Scheduler'''
## Standard Library
import cPickle # Store dictionary in ZooKeeper
import datetime # Time delta
import socket # Hostname
## Third Party
import celery # Current app
import celery.beat # Scheduler
import celery.utils.log # Get logger
import kazoo.client # ZooKeeper Client Library
@hasenj
hasenj / timeout_demo.py
Created April 10, 2013 07:42
setTimeout for python. Requires the package `apscheduler` (install via pip).
from apscheduler.scheduler import Scheduler
import datetime as dt
sched = Scheduler()
sched.start()
def timeout(job_fn, *fn_args, **delta_args):
"""Like setTimeout in javascript; returns a job object
First argument is the function to be called.
@mstevenson
mstevenson / ConfigurableJointExtensions.cs
Last active April 22, 2025 13:06
Unity extension methods for computing a ConfigurableJoint.TargetRotation value from a given local or world rotation.
using UnityEngine;
public static class ConfigurableJointExtensions {
/// <summary>
/// Sets a joint's targetRotation to match a given local rotation.
/// The joint transform's local rotation must be cached on Start and passed into this method.
/// </summary>
public static void SetTargetRotationLocal (this ConfigurableJoint joint, Quaternion targetLocalRotation, Quaternion startLocalRotation)
{
if (joint.configuredInWorldSpace) {
@jpsarda
jpsarda / FDrawingSprite.cs
Last active December 11, 2023 04:17
A class to draw lines with Futile, 2D engine for Unity3D. API inspired from Flash AS3 drawing API. Works with transparent colors. Cap styles : NONE, ROUND, SQUARE, TRIANGLE, ARROW Joint styles : MITER, ROUND, BEVEL Experimental (but working for most usages) support of borders (so far only supported with styles NONE / BEVEL).
using UnityEngine;
using System.Collections;
using System.Collections.Generic;
/* Author @jpsarda
* A drawing class.
*
* Examples :
*