You can combine one or more debug flags using comma delimiter while starting the cron daemon as shown below. # crond -x proc,ext Syntax and Options /usr/sbin/crond [-n] [-p] [-s] [-i] [-m ] [-x [ext,sch,proc,pars,load,misc,test,bit]] Explain the option of the crond command. e.g. of chmod shown below. Related Commands crontab
root@ubuntu-virtual-machine:/home/ubuntu# gcc-g3.c-o test2//这里-o表示把3.c指定编译指定输出生成test2root@ubuntu-virtual-machine:/home/ubuntu# ls2.c3.c4.c a.out cc examples.desktop gdb hello hello1.c helloc.c server.c test test.c tst vmware-tools-distrib 模板 图片 下载 桌面1.c2.t...
More sed examples:Advanced Sed Substitution Examples 6. awk command examples Remove duplicate lines using awk $ awk '!($0 in array) { array[$0]; print }' temp Print all lines from /etc/passwd that has the same uid and gid $awk -F ':' '$3==$4' passwd.txt Print only specific fie...
运行 handy@ubuntu:~$ ls -l total 44 drwxr-xr-x 2 handy handy 4096 Aug 29 06:45 Desktop drwxr-xr-x 2 handy handy 4096 Aug 29 06:45 Documents drwxr-xr-x 2 handy handy 4096 Aug 29 06:45 Downloads -rw-r--r-- 1 handy handy 8980 Aug 29 06:39 examples.desktop drwxr-xr-x 2 ...
dd if=/dev/zero of=/data/test bs=4k count=100k 这会将零数据写入/data/test文件中，测试写入...
3 chmod examples Syntax and Options Related Commands What is chmod? chmod stands for change mode, which changes the file or directory mode bits. To put it simply, use chmod command to change the file or directory permissions. Following is a sample of ls -l command output. In this, the ...
./testdir exists ./tmp exists ./results exists make[2]: Leaving directory `/home/xurongzhong/byte-unixbench/UnixBench' make programs make[2]: Entering directory `/home/xurongzhong/byte-unixbench/UnixBench'make[2]: Nothing to bedonefor`programs'. ...
This tutorial explains basic Linux networking commands in detail through practical examples. Learn the essential Linux networking commands used for network test
In this tutorial, we will explain all about the cURL command, including its installation and syntax. You will also learn several cURL command examples for real-world usage. What is the cURL command? The cURL utility lets you connect to a server and exchange data directly from your system’s...
14. cd command examples Use “cd -” to toggle between the last two directories Use “shopt -s cdspell” to automatically correct mistyped directory names on cd More cd examples: 6 Awesome Linux cd command Hacks 15. gzip command examples To create a *.gz compressed file: $ gzip test.tx...