crazygit’s gists

crazygit / ajax_get.js

Last active December 26, 2015 20:39

an example of send an ajax request

	nocache = "&nocache=" + Math.random() * 1000000
	request = new ajaxRequest()
	request.open("GET", "urlget.php?url=oreilly.com" + nocache, true)
	// 与post相比， get 请求不需要设置header

	request.onreadystatechange = function()
	{
	if (this.readyState == 4)
	{
	if (this.status == 200)

crazygit / js_boolean.js

Last active August 29, 2015 13:57

javascript学习笔记

	// javascrpt布尔值的类型转换

	console.log(Boolean(NaN)); // flase
	console.log(Boolean(null)); // false
	console.log(Boolean(undefined)); // false
	console.log(Boolean(0)); // false
	console.log(Boolean([])); // true 注意这里与python不同
	console.log(Boolean({})); // true 注意这里与python不同

crazygit / nginx

Last active August 29, 2015 14:14 — forked from vdel26/nginx

	#!/bin/bash
	#
	# chkconfig: 2345 55 25
	# Description: Nginx init.d script, put in /etc/init.d, chmod +x /etc/init.d/nginx
	# For Debian, run: update-rc.d -f nginx defaults
	# For CentOS, run: chkconfig --add nginx
	#
	### BEGIN INIT INFO
	# Provides: nginx
	# Required-Start: $all

crazygit / save_docker_images

Last active April 6, 2016 13:14

Save all docker images to tar files for copy to another machine

	#!/usr/bin/env bash

	####################################################################
	# Usage:
	# Save all docker images to tar files for copy to another machine
	####################################################################

	images=$(docker images \| awk 'NR>1 && $1 != "<none>" {printf("%s:%s\n", $1, $2)}')
	for image in $images
	do

crazygit / install_go_tools.sh

Last active July 2, 2021 03:16

免翻墙安装Go tools

	#!/usr/bin/env bash
	# 免翻墙安装Go tools
	branch="release-branch.go1.4"
	mkdir -p $GOPATH/src/golang.org/x

	git clone -b $branch [email protected]:golang/tools.git $GOPATH/src/golang.org/x/tools
	git clone [email protected]:golang/net.git $GOPATH/src/golang.org/x/net

	cd $GOPATH
	go install golang.org/x/tools/cmd/goimports

crazygit / get_autosaling_name.sh

Created April 14, 2017 06:54

get aws ec2 autoscaling group name

	# get current ec2 AutoScaling group name
	# note: change region option as yours
	aws autoscaling describe-auto-scaling-instances --region us-east-1 --output text --query=AutoScalingInstances[].AutoScalingGroupName --instance-ids=$(curl -s http://169.254.169.254/latest/meta-data/instance-id)

crazygit / diff_of_scrapy_Compose_and_MapCompse.py

Last active March 13, 2023 15:33

The difference of scrapy built in loader processor Compose and MapComose

	from scrapy.loader.processors import Compose, MapCompose
	proc = Compose(lambda v: v[0], str.upper)
	proc(['hello', 'world']) # HELLO
	mproc = MapCompose(lambda v: v[0], str.upper)
	mproc(['hello', 'world']) # ['H', 'W']

crazygit / install_gnu_utilities.sh

Last active September 14, 2021 13:43

Use GNU Command Line Tools on macOS/OS X

	# Refer: https://www.topbug.net/blog/2013/04/14/install-and-use-gnu-command-line-tools-in-mac-os-x/
	brew install coreutils
	brew tap homebrew/dupes
	brew install binutils
	brew install diffutils
	brew install ed --with-default-names
	brew install findutils --with-default-names
	brew install gawk
	brew install gnu-indent --with-default-names
	brew install gnu-sed --with-default-names

crazygit / test_put_data_to_aws_firehose.py

Last active May 17, 2017 09:24

Test put data to AWS firehose

	import boto3
	import json
	from datetime import datetime

	# 本脚本只适用于适用特定的用户操作Firehose, 模拟角色可以参考
	# http://boto3.readthedocs.io/en/latest/reference/services/sts.html#STS.Client.assume_role
	# https://gist.github.com/gene1wood/938ff578fbe57cf894a105b4107702de

	def list_delivery_streams(client):
	response = client.list_delivery_streams(

crazygit / screen-stuff.md

Created August 12, 2017 06:00 — forked from gesellix/screen-stuff.md

screen and Docker for Mac

screen ~/Library/Containers/com.docker.docker/Data/com.docker.driver.amd64-linux/tty



screen -AmdS docker ~/Library/Containers/com.docker.docker/Data/com.docker.driver.amd64-linux/tty
screen -r docker
# enter, then disconnect with Ctrl-a d
screen -S docker -p 0 -X stuff $(printf root\\r\\n)
screen -r docker

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