3. cron中的通配符 ,表示都触发; 两个及以上的时间点中间用了逗号合开,表示在这几个时间点中都执行,如5,8表示在第5分第8分都执行该定时任务 -表示在连续范围内都触发;如1-3 是 “时”这个域,表示1点到3点每小时都触发一次 *表示所有值,都,‘每’, 如在 ‘秒’ 这个域中表示每一秒触发一次 ?表示不...
# (put your own initials here)echo the date to the console every # 15minutes between 6pm and 6am 0,15,30,45 18-06 * * * /bin/echo ‘date’ > /dev/console 保存并退出。确信前面5个域用空格分隔。 在上面的例子中,系统将每隔1 5分钟向控制台输出一次当前时间。如果系统崩溃或挂起,从最后所...
1. Execute a cron job every 5 Minutes The first field is for Minutes. If you specify * in this field, it runs every minutes. If you specify */5 in the 1st field, it runs every 5 minutes as shown below. */5 * * * * /home/ramesh/backup.sh Note:In the same way, use */10 ...
Every cron job uses five fields. Here is an explanation of what each field does in this cron, which runs “every 3 minutes“: Field 1: (*/3) indicates that the task will be run every 3minutes. Field 2: (*) indicates that the task will be run everyhour. Field 3: (*) indicates ...
Each of the parts supports wildcards (*), ranges (2-5) and lists (2,5,6,11). Contributing All code contributions - including those of people having commit access - must go through a pull request and approved by a core developer before being merged. This is to ensure proper review of...
pop.put("mail.smtp.auth", "true");//注意value值不能不设置,并且不能是Boolean类型,应为字符串,...
To visually explain the different parts of this crontab, each “section” has been color coded: Red: Minute of the hour – Set to a number between 0-59 for the corresponding minute of the hour or * for every minute. Orange: Hour of the day – Set to a number between 0-23 for the...
List<String> res =newArrayList<>(size);for(inti=0; i < size; i++) { d = g.next(d); res.add(sdf.format(d)); } res.forEach(System.out::println); }
modules you want to have access to. This works well when you have one or more locales you know you need access to and want to minimize load time, particularly when sending down to a browser. The main cronstrue module is about 42k (minified) and each locale is about 4k (minified) in...
";CronSequenceGeneratorg=newCronSequenceGenerator(cron);Dated=newDate();SimpleDateFormatsdf=newSimpleDateFormat("yyyy-MM-dd HH:mm:ss");List<String>res=newArrayList<>(size);for(inti=0;i<size;i++){d=g.next(d);res.add(sdf.format(d));}res.forEach(System.out::println);}...