command 暂时退出vi并执行shell指令,执行完毕后再回到vi。 :sh 暂时退出vi到系统下,结束时按Ctrl + d则回到vi。 加数据指令 i 在关标位置开始插入字符,结束时候按ESC键。 I 在光标所在行的最前面开始加字,结束时按ESC键。 a 在光标位置后开始加字,结束时按ESC键。 A 在光标所在行的最后面开始加字,结束时按ESC键。 o
vi file1 file2... 现在退出所处的 vi 会话，并创建一个用于编辑的新文件。 输入:wq来退出 vi...
Usage: orapwd file=<fname> password=<sys password> entries=<users> force=<y/n> ignorecase=<y/n> nosysdba =<y/n> where file - name of password file (required), password - password for SYS will be prompted if not specified at command line, entries - maximum number of distinct DBA (...
This command will prompt you to confirm if there is already a file with the name newfilename. mv (move files) This command allows you to rename a file as in: mvoldfilenamenewfilename Or to move a file to a new directory: mv filename directoryname/ As with cp, it is a good idea...
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 ...
rename filename: mv file newfile 8, directory create dir: mkdir sampledir copy file to dir: cp file sampledir move file to dir: mv file sampledir remove empty directory: rmdir sampledir remove non-empty directory: rm -r sampledir
The command exportEDITOR=vispecifies an editor to open a crontab file. Some of the most common crontab commands are the following: crontab -e UserName.It enables the user to edit the crontab file or create a new file. When editing is complete, the file gets copied into the crontab director...
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...
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In Windows, the CreateProcess function enables the parent process to create an operating environment for a new process. The environment includes the working directory, window attributes, environment variables, execution priority and command line arguments. A handle is returned by the CreateProcess functi...