jsrimr

def count_complete_tree():
        h = dict()  
                       
        def backtrack(node): #-> return node 의 높이. 밑에 몇개 있냐.  
            if not node.left and not node.right:
                h[node.val] = 0
                return h[node.val]
            
            left = backtrack(node.left) +1 if node.left else 0
            right = backtrack(node.right) + 1 if node.right else 0

jsrimr

import pymysql
from datetime import datetime, timedelta

conn = pymysql.connect(host='', user='logger', password='', db='')
c = conn.cursor()

def insert_summary(instance_id, last ):

    today = datetime.today()
    yesterday = datetime.today() - timedelta(days=1)

jsrimr

apiVersion: v1
kind: Pod
metadata:
  name: pod-1
spec:
  containers:
  - name: container1
    image: kubetm/p8000
    ports:
    - containerPort: 8000

jsrimr

# visudo 먼저하기. sudo visudo
# jeffrey ALL=(ALL) NOPASSWD:ALL

sudo yum install -y zsh git
curl -L https://raw.github.com/robbyrussell/oh-my-zsh/master/tools/install.sh | sh

#syntax highlighting
git clone https://github.com/zsh-users/zsh-syntax-highlighting.git ${ZSH_CUSTOM:-~/.oh-my-zsh/custom}/plugins/zsh-syntax-highlighting
# autojump
git clone git://github.com/wting/autojump.git

jsrimr

# visudo 먼저하기. sudo visudo
# jeffrey ALL=(ALL) NOPASSWD:ALL

sudo apt-get install -y zsh git
curl -L https://raw.github.com/robbyrussell/oh-my-zsh/master/tools/install.sh | sh

#syntax highlighting
git clone https://github.com/zsh-users/zsh-syntax-highlighting.git ${ZSH_CUSTOM:-~/.oh-my-zsh/custom}/plugins/zsh-syntax-highlighting
# autojump
git clone git://github.com/wting/autojump.git

jsrimr

sudo yum install -y make gcc wget
wget http://download.redis.io/releases/redis-5.0.7.tar.gz
tar xzf redis-5.0.7.tar.gz
cd redis-5.0.7
cd deps
make hiredis jemalloc linenoise lua geohash-int
cd ..
make

jsrimr

select * from Salaries limit 10;

select yearID from Salaries limit 20 order by salary;

create table mytable (id integer, name varchar(255), debut DATE);

insert into mytable (id, name, debut) values ('1','jeffrey',CURRENT_DATE);

update mytable set debut = '2010-09-01' where id=1

jsrimr

while read input && [ "$input" != "quit" ]
do
    echo "$input 이 들어왔습니다"
done

jsrimr

#!/bin/bash

password=1234
for username in eric jeff jesse bella jaeho
do
    useradd $username -m -s /bin/bash
    echo -e "$password\n$password" |passwd "$username"
done

jsrimr

// Please review the configuration for your run. Pay careful attention to the runtime environment.
// See http://aka.ms/amlrunconfig for further details.

{
    "script": "mnist-vscode-docs-sample/train.py",
    "framework": "Python",
    "communicator": "None",
    "target": "local",
    "environment": {
        "python": {