php scheduled task without cron

From: http://blog.chinaunix.net/u3/111961/showart_2359262.html   Cron is a Linux scheduled execution tool that can run jobs without human intervention. 1. About crontab In ubuntu server 9.10, cron is installed and started by default. The/etc/crontab

Cron is a Linux scheduled execution tool that can run jobs without human intervention. Since cron is a built-in service in Linux, but it does not automatically get up, you can use the following methods to start and close this service: 　

Understand cron concepts The cron daemon is a small subsystem composed of utilities and configuration files. cron of a certain style can be found in almost all UNIX-like systems. CronComponents include the daemon itself, a set of system-wide

For PHP itself there is no set of solutions to perform timed tasks, but it is done with the sleep function. Such a party is to do some configuration in advance, such as the implementation process:Ignore_user_abort();//turn off the browser and the

The efficiency of the PHP dead loop to handle timed tasks is very low. It is recommended that you use the Linux built-in timer Task crontab command to invoke the PHP script to implement. This article is mainly to share with you the PHP combined with

Three methods for executing periodic tasks (scheduled tasks) IN ruby: ruby periodic 1. Preface Whether using ruby for system management or using rails for web development, periodic tasks may occur. They are scheduled to take a certain period of time

Regular tasks have always been a problem for many friends in PHP, but they are encountered in many places.For example:In game development programs, send troops to players every 10 minutesIn the SNS community, check if someone sends me a message

Php scheduled task instance tutorial Let's take a look at how to set scheduled tasks in uchome: 1. store all scheduled tasks in database 2 and execute a scheduled task in sequence each time you perform operations or open the page. that is,

Use crontab to deploy scheduled tasks in Ubuntu Using php to build a website, one of which can be used regularly every week. I want to see what methods I used to look at other people's things. There are generally two methods: one is a timing task

Ignore_user_abort (); Turn off the browser and the PHP script will continue to execute. Set_time_limit (0); Set_time_limit (0) allows the program to be implemented without restrictions The code is as follows: 1