imhuwq / console.save.js

Created March 12, 2020 04:24 — forked from raecoo/console.save.js

Save JSON object to file in Chrome Devtool

	// e.g. console.save({hello: 'world'})
	(function(console){
	console.save = function(data, filename){
	if(!data) {
	console.error('Console.save: No data')
	return;
	}
	if(!filename) filename = 'console.json'
	if(typeof data === "object"){
	data = JSON.stringify(data, undefined, 4)

imhuwq / install_nginx_macos_source.md

Created February 25, 2020 09:50 — forked from beatfactor/install_nginx_macos_source.md

Install Nginx on Mac OS from source (without brew)

Install Nginx on Mac OS from source

no Homebrew required

1. Download Nginx

$ cd /usr/local/src
$ curl -OL http://nginx.org/download/nginx-1.12.2.tar.gz
$ tar -xvzf nginx-1.12.2.tar.gz && rm nginx-1.12.2.tar.gz

imhuwq / build_ffmpeg.sh

Last active November 9, 2019 06:40

ubuntu 从源码编译 ffmpeg

	apt-get update
	# 一些常用工具包
	apt-get install -y --no-install-recommends lsb-core net-tools dnsutils iputils-ping iftop htop telnet sudo openssh-server curl wget git vim locate
	# 安装 ffmpeg 依赖
	apt-get install -y --no-install-recommends autoconf automake build-essential cmake git-core libass-dev libfreetype6-dev
	apt-get install -y --no-install-recommends libsdl2-dev libtool libva-dev libvdpau-dev libvorbis-dev libxcb1-dev libxcb-shm0-dev
	apt-get install -y --no-install-recommends libxcb-xfixes0-dev pkg-config texinfo wget zlib1g-dev
	apt-get install -y --no-install-recommends nasm yasm libx264-dev libx265-dev libnuma-dev libvpx-dev libfdk-aac-dev libmp3lame-dev libopus-dev
	# 编译 ffmpeg 4.2.1
	wget https://download-public-imhuwq.oss-cn-shenzhen.aliyuncs.com/ffmpeg/ffmpeg.4.2.1.tar.gz

imhuwq / Recursion to Iteration.cpp

Created May 29, 2019 12:05

手动压栈循环替代非固定递归的通用方法

	template<int resolve_order_, int num_child_stack_>
	struct StackFrame {
	typedef shared_ptr<StackFrame> StackFramePtr;
	typedef shared_ptr<const StackFrame> kStackFramePtr;

	// arguments
	long long min;
	long long max;
	TreeNode *node;

imhuwq / find_element_range_in_sorted_array.cpp

Created April 3, 2019 04:14

从一个有序 array 中找出目标的范围，要求 O(log(n)) 的时间复杂度。

	#include <iostream>
	#include <string>
	#include <vector>

	using namespace std;

	// 给定一个排好序的数组，以及一个数字，求该数字在数组里面的任意一个可能位置。时间复杂度要求O(log(n))
	int find_pos(const vector<int>& input_vec, int target, int lo, int hi) {
	if (lo > hi) return -1;

imhuwq / query_docker_images.py

Created April 2, 2019 06:52

查询 docker registry 里面都有哪些 docker 镜像

	import os
	import requests


	def parse_authenticate(authenticate):
	rv = dict()
	pairs = authenticate.split(" ", 1)[-1]
	pairs = pairs.split(",")
	for pair in pairs:
	name, value = pair.split("=")

imhuwq / compute_prime.cpp

Last active April 2, 2019 06:55

筛选法获取质数

	#include <malloc.h>
	#include <iostream>
	#include <vector>
	#include <chrono>

	using namespace std;

	uint8_t *generate_bit_map(size_t length) {
	size_t bytes_count = length / 8;
	if (length % 8 != 0) bytes_count += 1;

imhuwq / remove_linked_list_duplicated_elements.py

Created April 2, 2019 06:11

移除单向链表中的所有重复元素

imhuwq / show_bits.cpp

Created April 2, 2019 05:09

显示变量的二进制形式

	#include <stdio.h>
	#include <iostream>

	using namespace std;

	typedef unsigned char *byte_pointer;

	void show_bytes(byte_pointer start, size_t len) {
	for (size_t i = 0; i < len; i++) {
	printf(" %.2x", start[i]);

imhuwq / Renew_ultraEdit.sh

Last active April 2, 2019 05:09

Ubuntu 重新开始试用 UltraEdit