sunary

FROM node:7.6.0
ADD package.json /tmp/package.json

RUN mkdir -p /usr/src/app

WORKDIR /usr/src/app
ADD . /usr/src/app

RUN npm rebuild node-sass

sunary

sudo vi /etc/systemd/system/name.service
  `
    [Unit]
    Description = ...
    After = network.target
    [Service]
    WorkingDirectory = /home/sunary/dir
    ExecStart = /usr/bin/python /home/sunary/dir/run.py
    User = sunary
    Restart = always

sunary

disable builtin keyboard:

sudo kextunload /System/Library/Extensions/AppleUSBTopCase.kext/Contents/PlugIns/AppleUSBTCKeyboard.kext

enable builtin keyboard:

sudo kextload /System/Library/Extensions/AppleUSBTopCase.kext/Contents/PlugIns/AppleUSBTCKeyboard.kext

sunary

export function NeedAuthorization() {
  return (target, key, descriptor) => {
    if (descriptor === undefined) {
      descriptor = Object.getOwnPropertyDescriptor(target, key);
    }
    const originalMethod = descriptor.value;
    descriptor.value = function(...args) {
      if (args.length >= 3) {
        const context = args[2];
        if (!context || !context.user) {

sunary

PATH: ws://ws.pusherapp.com:80/app/APP_KEY?client=js&version=2.2&protocol=5

subscribe:
send{"event":"pusher:subscribe","data":{"channel": "CHANNEL"}}

send PONG after got PING

read more:
https://github.com/pusher/pusher-socket-protocol/blob/master/protocol.adoc

sunary

# source https://play.golang.org/p/jwdtDXVHJk

package main

import (
	"fmt"
	"time"
)

func producer(iters int) <-chan int {

sunary

def read_from_tokens(tokens):
	token = tokens.pop(0)
	if token == '(':
		L = []
		while tokens[0] != ')':
			L.append(read_from_tokens(tokens))
		tokens.pop(0)
		return L
	elif token == ')':
		raise SyntaxError('unexpected )')

sunary

// same https://play.golang.org/p/3vGkbJ8OiNC

package main

const C = 12345678

func power(x, y int64) int64 {
	a := int64(1)
	for ; ; {
		if (y & 1) != 0 {

sunary

search string

• https://en.wikipedia.org/wiki/Rabin–Karp_algorithm
• https://en.wikipedia.org/wiki/Aho–Corasick_algorithm
• https://en.wikipedia.org/wiki/Knuth–Morris–Pratt_algorithm

data structure

• https://en.wikipedia.org/wiki/Trie
• https://en.wikipedia.org/wiki/Rope_(data_structure)

sunary

Decompile android

• Download apktool from https://ibotpeaches.github.io/Apktool/
• Unpack apk file: java -jar apktool.jar d app.apk
• Modify AndroidManifest.xml by adding android:networkSecurityConfig="@xml/network_security_config" attribute to application element.
• Create file /res/xml/network_security_config.xml with following content:

<?xml version="1.0" encoding="utf-8"?>
<network-security-config>