Wildog Wildog

Frontend Development

Attention: the list was moved to

https://github.com/dypsilon/frontend-dev-bookmarks

This page is not maintained anymore, please update your bookmarks.

Latency numbers every programmer should know

L1 cache reference ......................... 0.5 ns
Branch mispredict ............................ 5 ns
L2 cache reference ........................... 7 ns
Mutex lock/unlock ........................... 25 ns
Main memory reference ...................... 100 ns             
Compress 1K bytes with Zippy ............. 3,000 ns  =   3 µs
Send 2K bytes over 1 Gbps network ....... 20,000 ns  =  20 µs
SSD random read ........................ 150,000 ns  = 150 µs

Read 1 MB sequentially from memory ..... 250,000 ns = 250 µs

tmux cheatsheet

As configured in my dotfiles.

start new:

tmux

start new with session name:

替换上你的 API Token，域名ID，记录ID等参数，就可以运行了。会在后台一直运行，每隔30秒检查一遍IP，如果修改了就更新IP。

获取 API Token 的方式

获得 domain_id 可以用 curl

curl -k https://dnsapi.cn/Domain.List -d "login_token=TOKEN"`

Gist Clients

Want to create a Gist from your editor, the command line, or the Services menu? Here's how.

	let styles: [UIFont.TextStyle] = [
	// iOS 17
	.extraLargeTitle, .extraLargeTitle2,
	// iOS 11
	.largeTitle,
	// iOS 9
	.title1, .title2, .title3, .callout,
	// iOS 7
	.headline, .subheadline, .body, .footnote, .caption1, .caption2,
	]

	<?xml version="1.0" encoding="UTF-8"?>
	<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
	<plist version="1.0">
	<dict>
	<key>0</key>
	<dict>
	<key>emoji</key>
	<array>
	<string>0⃣️</string>
	</array>

	#!/usr/bin/env python
	# coding: utf-8

	'''
	中国联不通每月通话时间统计
	用法：

	1. 去 http://iservice.10010.com/ 下载通话详单（Excel 格式），导出为 CSV
	2. ./sumup.py *.csv
	'''

	# -- coding: utf-8 --
	from bs4 import BeautifulSoup
	import requests

	username = '' ###账号###
	password = '' ###密码###
	login_url = 'http://v2ex.com/signin' ###如V2EX设置了使用 SSL,必须改 https###
	index_url = 'http://v2ex.com' ###同上###
	mission_url = 'http://www.v2ex.com/mission/daily' ###同上###
	UA = "Mozilla/5.0 (Windows NT 5.1) AppleWebKit/537.36 (KHTML, like Gecko) \

	-- Two dashes start a one-line comment.

	--[[
	Adding two ['s and ]'s makes it a
	multi-line comment.
	--]]

	----------------------------------------------------
	-- 1. Variables and flow control.
	----------------------------------------------------

Wildog Wildog

Frontend Development

Latency numbers every programmer should know

tmux cheatsheet

Gist Clients

Editor Support