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全部文章（共105篇）

题解 | #格式化输出（一）#

import sys def introduce(b:str): a=b print("I am {} and I am studying Python in Nowcoder!".format(a)) c=introduce(input())

2023-11-09

0 191

题解 | #读入整数数字#

import sys a=int(input()) print("{}\n{}".format(a,type(a)))

2023-11-09

0 216

题解 | #ps分析-统计VSZ,RSS各自总和#

#!/bin/bash echo "MEM TOTAL" echo "VSZ_SUM:`cat nowcoder.txt | awk '{print $5,$6}' | awk 'BEGIN{sum=0;sum1=0;}{sum=sum+$1;sum1=sum1+$2}...

2023-11-08

2 317

题解 | #业务分析-提取值#

#!/bin/bash echo "serverVersion:`cat nowcoder.txt | awk '{print $6,$7,$8,$9}' | tr ',' '\n' | grep -i "server version" | awk -F "...

2023-11-08

0 205

题解 | #netstat练习4-输出和3306端口建立连接

#!/bin/bash a=`cat nowcoder.txt | grep 3306 | awk '{print $5}' | awk -F ':' '{print $1}' | sort | uniq -c | awk 'BEGIN{sum=0;}{sum=sum+$1;}END{print ...

2023-11-08

0 238

题解 | #netstat练习3-输出每个IP的连接数#

#!/bin/bash cat nowcoder.txt | grep -i 'tcp' | awk '{print $5}' | awk -F ':' '{print $1}' | sort | uniq -c | sort -nrk 1 | awk '{print $2,$1}'

2023-11-08

0 209

题解 | netstat练习2-查看和3306端口建立的连接

#!/bin/bash cat nowcoder.txt | grep -i -e '3306' | grep -i 'established' | grep -E -i '[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}' | awk '{print...

2023-11-08

0 201

题解 | #netstat练习1-查看各个状态的连接数#

#!/bin/bash cat nowcoder.txt | grep -i 'tcp' | awk '{print $6}' | sort | uniq -c | sort -nrk 1 | awk '{print $2,$1}'

2023-11-08

0 221

题解 | #Nginx日志分析6-统计每分钟的请求数#

#!/bin/bash cat nowcoder.txt | awk '{print $4}' | awk -F ":" '{print $2":"$3}' | sort | uniq -c | sort -nrk1 | awk '{print $1,$2}'

2023-11-08

0 189

题解 | #nginx日志分析5-统计爬虫抓取404的次数#

#!/bin/bash cat nowcoder.txt | grep -i "baidu" | awk '{print $9}' | wc -l

2023-11-08

0 247