英語 での Crontab file の使用例とその 日本語 への翻訳
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R Deletes the current crontab file.
Open the crontab file running this:.
R Deletes the current crontab file.
R Deletes the current crontab file.
Each entry into the crontab file will consist of the following six fields separated by a space.
Crontab-r Remove your crontab file.
A crontab file contains instructions to the cron(8) daemon of the general form:‘‘run this command at this time on this date''.
The syntax of crontab file is as follows:.
Add the following line to the crontab file.
Unable to open crontab file for writing.
Each user can have their own crontab file.
The syntax of crontab file is as follows:.
Each user can have their own crontab file.
A crontab file contains instructions to the cron(8) daemon of the general form:''run this command at this time on this date''.
Each user can have a crontab file.
Note in particular that if you want a PATH other than"/usr/bin:/bin",you will need to set it in the crontab file.
Crontab-eThis will open the crontab file and let you edit it.
Each user can have their own crontab file.
The root user has their own crontab, but can also use the/etc/crontab file, or write additional crontab files in the/etc/cron. d directory.
This removes all entries in your crontab file.
Additionally, cron checks each minute to see if its spool directory's modtime(or the modtime on the/etc/crontab file) has changed, and if it has, cron will then examine the modtime on all crontabs files and reload those which have changed.
Thus cron need not be restarted whenever a crontab file is modified.
You must change the owner of any crontab files manually.
Thus cron need not be restarted whenever a crontab file is modified.
Each line has five time and date fields,followed by a user name if this is the system crontab file, followed by a command.