grep -r "\"isOutput\":\"Y\"" shellcomponent.txt > aaa.txt---找出包含输出参数为Y的任务id grep -r "\"...
grep -r "\"isOutput\":\"Y\"" shellcomponent.txt > aaa.txt---找出包含输出参数为Y的任务id grep -r "\"...
for i in {0..49} do printf "cp csv2drds-TF_B_PAYLOG_D.json x%02d.json\n " $i|sh fil...
1. sed -i '/preSql/d' a.txt ---删除匹配到preSql的行 2.sed -i '1d' a.txt ---删除第一行 3. sed -i '3...
1. sed -i 's/CANCEL_TIME/CANCEL_RECV_TIME/g' csv2drds-TF_B_PAYLOG_D.json ---指定文件替换,将文件中...
1. split -b 10k date.file 2.split -b 10k date.file -d -a 3 3. split -b 10k date.file -d...
1.已知mysql服务的端口3326 sudo find / -name my.cnf | xargs sudo grep "3326" 2.已知oracle服务的端口152...
1.编写MR程序;[用find命令找到hadoop官方自带的WordCount.java] 2.编译xx.java源文件【javac WordCount.java】 3.打包...