luojiyin1987

if [[ $create_soft_link == "" ]]; then
  cur_dir=$( pwd )
  printf "$cur_dir/setup.sh\n"
  ln -s  "$cur_dir"/setup.sh /usr/local/bin/setup  || printf "${red} create setup link fail${plain}\n"
else
  printf "${yellow}Not create setup.sh soft link ${plain}\n"
fi

luojiyin1987

find /path/with/files -type f -name "*txt*" -exec ln -s {} . ';'

luojiyin1987

function couldSendSMS(mobile) {
 	SMSLog.model.find()
        .where('mobile', mobile)
        .sort({ expiredate: -1 })
        .limit(1)
        .exec( function (err, smsLogs) {
            console.log("find ok");
            return  (smsLogs[0].expiredate < Date.now());
         });
}

luojiyin1987

let syncFn = x => {
    console.log("x is " + x);
    if (x < 10) {
        syncFn(x + 1);
        console.log("x is " + x);
    }
}
console.log('=== start sync ===');
syncFn(2);
console.log('=== end sync ===');

luojiyin1987

let anotherTickFn = x => {
    console.log('async', x);
    if (x < 10){
        process.nextTick(() => {
            anotherTickFn(x + 1);
        });
    }
}

console.log('=== start async ===');

luojiyin1987

let cleanRoom = function() {
    return new Promise(function(resolve, reject){
        resolve(' Cleaned The Room');
    });
};

let removeGarbage = function(message) {
    return new Promise(function(resolve, reject){
        resolve(message + ' remove Garbage');
    });

luojiyin1987

// 代码
const keystone = require('keystone');
const SMSLog = keystone.list('SMS_log');
const user = keystone.list('User');
const Wallet = keystone.list('Wallet');

exports = module.exports = function (req, res) {
    console.log(req.query.id);
    const id = req.query.id;

luojiyin1987

class Solution:
    def isValid(self, s):
        """
        :type s: str
        :rtype: bool
        """
        stack, lookup = [], {"(": ")", "{": "}", "[": "]"}
        for par in s:
            if par in lookup:
                stack.append(par)

luojiyin1987

type stack []rune

func (s *stack) push(b rune) {
	*s = append(*s, b)
}

func (s *stack) pop() (rune, bool) {
	if len(*s) > 0 {
		res := (*s)[len(*s)-1]
		*s = (*s)[:len(*s)-1]

luojiyin1987

func isValid(s string) bool {
    stack := []rune{}
    for _, b := range s {
        switch b {
            case '(', '[', '{':
            stack = append([]rune{b}, stack...)
            default:
            if len(stack) > 0 {
                c := stack[0]; stack = stack[1:]
                switch c {