The above command would produce a file with namea.out 2. Show each component as invoked using -### This option makes the cc compiler to invoke all the compilation stages but doesn’t actually compile the code. Its more like a test simulation. cc -### helloworld.c After executing the a...
1. tar command examples Create a new tar archive. $ tar cvf archive_name.tar dirname/ Extract from an existing tar archive. $ tar xvf archive_name.tar View an existing tar archive. $ tar tvf archive_name.tar More tar examples: The Ultimate Tar Command Tutorial with 10 Practical ...
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 9...
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...
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...
更多示例:Get a Grip on the Grep! – 15 Practical Grep Command Examples 3. find 查找指定文件名的文件(不区分大小写) $ find -iname"MyProgram.c" 对找到的文件执行某个命令 $ find -iname"MyProgram.c" -exec md5sum {} \; 查找home目录下的所有空文件 ...
5. sed command examples When you copy a DOS file to Unix, you could find \r\n in the end of each line. This example converts the DOS file format to Unix file format using sed command. $sed 's/.$//' filename Print file content in reverse order ...
example@localhost~/test ls-lrt chmod_examples-rw--w--w-1example Domain Users0Jul1511:42chmod_examples chmod命令实例3: 对所有的类型成员(文件拥有者+所在组+其他)拥有的权限进行修改 在上一个unix的chmod命令例子中我们知 道如何逐个为 文件拥有者、所在组及其他类型成员改变权限,但是有的时候会需要对所有...
/ftptest/samplereport.html /ftptest/usage.html 更多示例:FTP and SFTP Beginners Guide with 10 Examples 20. crontab 查看某个用户的crontab入口 $ crontab -u john -l 设置一个每十分钟执行一次的计划任务 */10 * * * * /home/ramesh/check-disk-space ...
The division operator (/) does not work as you might expect it to since 5 / 2 = 2.5. Bash doesinteger division, which means that the result of dividing one number by another is always rounded down to the nearest integer. Let’s take a look at a few examples on the command line: ...