hyounggyu

import yaml

data = {}

yaml.safe_dump(
    data,
    sys.stdout,
    default_flow_style=False,
    default_style='"',
    sort_keys=True,

hyounggyu

hyounggyu

import org.apache.spark.ml.classification.LogisticRegression
import org.apache.spark.ml.feature.VectorAssembler
import org.apache.spark.sql.SparkSession

object LogiReg extends App {
  val spark = SparkSession
    .builder()
    .master("local[*]")
    .appName("LogiReg")
    .getOrCreate()

hyounggyu

#!/bin/bash
# https://techoverflow.net/2013/10/22/docker-remove-all-images-and-containers/
# Delete all containers
docker rm $(docker ps -a -q)
# Delete all images
docker rmi $(docker images -q)

hyounggyu

import os
import time

start_time = time.time()
total_size = 0
for dirpath, _, _ in os.walk("."):
    with os.scandir(dirpath) as it:
        for entry in it:
            if entry.is_file(follow_symlinks=False):
                total_size += entry.stat().st_size

hyounggyu

package main

import (
    "fmt"
    "os"
    "path/filepath"
    "log"
)

func main() {

hyounggyu

import time

import psutil

tstamp = int(time.time())
d = {
    "cpu_percent": psutil.cpu_percent(interval=1),
    "disk_root_percent": psutil.disk_usage('/').percent,
    "vmem_percent": psutil.virtual_memory().percent,
    "swap_percent": psutil.swap_memory().percent,

hyounggyu

import json

import zmq
import psutil

context = zmq.Context()
socket = context.socket(zmq.PUB)
socket.bind("tcp://*:5556")

while True:

hyounggyu

import json

import zmq
import psutil

context = zmq.Context()
socket = context.socket(zmq.PUB)
socket.bind("tcp://*:5556")

while True:

hyounggyu

#include <stdio.h>
#include <unistd.h>
#include <string.h>
#include <stdlib.h>
#include <errno.h>
#include <modbus.h>

const int START_REG = 36;

int main(int argc, char *argv[])