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#!/bin/bash

dir=$1
count=0
for file in $(ls $dir)
do
    count=$((count + 1))
done
echo "ÎļþÊýĿΪ£º$count"

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#!/usr/bin/env python

import sys
import os
import socket

host = sys.argv[1]
port = 80
timeout = 5

try:
    socket.setdefaulttimeout(timeout)
    s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
    s.connect((host, port))
    print(f"Ö÷»ú {host} ¿É´ï")
except Exception as e:
    print(f"Ö÷»ú {host} ²»¿É´ï£¬¹ýʧÐÅÏ¢£º{str(e)}")
finally:
    s.close()

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#!/bin/bash

src_dir=$1
dst_dir=$2

if [ ! -d $dst_dir ]; then
    mkdir -p $dst_dir
fi

for file in $(ls $src_dir)
do
    cp $src_dir/$file $dst_dir
done

echo "±¸·ÝÍê³É"

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1.¡¶Äñ¸çµÄLinux˽·¿²Ë¡·£¨µÚËİ棩£¬×÷ÕߣºÄñ¸ç

2.https://www.redhat.com/en/services/certification/rhce

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