不幸的是，这种经常性地关机行为会为Linux系统带来问题，因为Linux使用称为Cron的实用工具在后台运行日常的维护作业。
Unfortunately, such periods of computer inactivity cause problems for Linux, which USES a utility called Cron to run routine maintenance tasks in the background.
域created _ on和updated _ on是不需要的，不过，如果您使用了它们，那么Rails会自动地“在后台”维护它们；在大部分情况下使用这些时间戳没有什么不好。
The fields created_on and updated_on are not required, but if you do include them, Rails maintains them automatically "behind the scenes"; in most cases there is no harm in using these timestamps.
它可以通过Internet随时随地访问任何在“云”中的资源，无需担心后台维护。
It can access any of the resources that live in the "cloud" at any time and from anywhere across the Internet and not worry about maintenance behind the scenes.
其开发主要包括后台数据库的建立和相关的维护以及前端应用程序的开发两个主要方面。
Its development includes primarily the backstage database establishes with mutually of pass maintenance and heads apply development two main aspects of the procedure.
本系统主要由前台客户操作子系统、运行监控子系统、后台维护管理子系统三部分构成。
This system consists mainly of three subsystems, as follows: foreground operating subsystem for client, system operation monitoring subsystem, and background maintenance and administration subsystem.
HYDAC后台刷新过滤器是设计用于连续和维护水过滤所有的行业免费过滤。
HYDAC back-flush filters are designed for continuous and maintenance free filtration in all sectors of industry for water filtration.
其开发内容主要包括后台数据库的建立和维护以及前端应用程序的开发两个方面。
Its development mainly to the establishment and maintenance of databases including background and the development of two front-end applications.
本系统的开发主要包括后台数据库的建立和维护以及前台应用程序的开发两方面。
The development of this system mostly includes establishment and maintenance of background database and development of front applications.
你还需要在物料主数据中的MRP视图，或需求管理的后台定制作业中维护消耗的期间。
You also need to maintain the consumption period in the MRP screen or in Customizing for Demand Management.
你需要在物料主记录的MR P视图中维护物料的消耗模式，或在需求管理的后台定制中维护。
You must maintain the consumption mode in the Material Master Record (MRP) screen or in Customizing for Demand Management.
计划策略维护在需求管理的后台定制作业中。
The planning strategies are maintained in Customizing for Demand Management.
如何使服务器前端的维护页面，当你重新启动后台服务？
How to enable a maintenance page on the frontend server while you are restarting the backend service?
方便快捷的后台商品维护、统计报表和用户定单管理。
Convenience quick backstage commodity maintenance, statistical report form and user order form management.
本指令指定LDBM后台数据库实例维护的内存缓存中条目数。
This directive specifies the size in entries of the in-memory cache maintained by the LDBM backend database instance.
图书管管理系统是典型的信息管理系统(MIS)，其开发主要包括后台数据库的建立和维护以及前端应用程序的开发两个方面。
Library management system is typical of MIS, the development of which includes the establishment and maintenance of database in backstage, and the development of application program in front-end.
对于后台数据库的建立和维护要求建立起数据一致性和完整性强、数据安全性好的库。
Establish the data uniformity and the integrity regarding the backstage database establishment and the maintenance request strong, the data security good storehouse.
该网站由展示前台和管理后台两部分组成，具有较强的交互性和维护功能。
With basic content, the website consists of foreground display and back management, which shows good interaction and maintainability.
美术管理系统是典型的信息管理系统(MIS)，其开发主要包括后台数据库的建立和维护以及前端应用程序的开发两个方面。
The Art Manage System is a typical MIS. The development concludes the background database established and maintained, also conclude the development of front-end process.
由SQL 2000作为后台数据库进行管理维护。
By the SQL 2000 as database management and maintenance background.
其开发主要包括后台数据库的建立和维护以及前台应用程序的开发两方面。
It mainly includes the Back-stage database that should to safeguard and support and the front stage of applied procedure.
系统的开发包括了后台数据库的建立和维护，以及前台的应用程序等。
The development of the system includes the establishment and maintenance of the backstage database, also includes the application procedure of forestage etc.
管理员管理系统，是系统的后台管理，可以对产品进行更新维护等操作。
The managing person manages the system, is the backstage of the system management, can carry on renewing the maintenance etc. to the product operation.
后台维护可以添加明星专辑、编号、歌曲名、音乐路径等常规项；前台点歌可以按明星检索数据，快速找到歌曲。
Background maintenance can add a star album, number, song name, music paths and other conventional items foreground star song can be to retrieve data, quickly find songs.
高校先生宿舍管理系统的开发次要包括后台数据库的树立和维护以及前端使用顺序的开发两个方面。
College student hostel management system including the background of the establishment and maintenance of database and application development front-end aspects.
对于后台数据库的建立和维护要求建立起数据一致性和完整性强、数据安全性好的库。
Establish the data uniformity and the integrity regarding the backstage database's establishment and the maintenance request are strong, data security good storehouse.
系统的开发过程主要包括后台数据库的建立和维护以及前端应用程序的开发两个方面。
The system performance history mainly includes the backstage database the establishment and the maintenance as well as front ends the application procedure development two aspects.
本系统是由JSP开发工具编写的。由SQL 2000作为后台数据库进行管理维护。
This system is by the JSP development kit compilation. 2000 carry on the management maintenance by SQLSEVER 2000 as the backstage database.
其中后台系统是针对系统管理员的，主要实现对网站信息的维护。
Which back-office systems for system administrators, mainly to achieve the maintenance of information on the site.
具有后台更新功能，维护更加简洁方便。
With back-update feature, more simple and convenient maintenance.
具有后台更新功能，维护更加简洁方便。
With back-update feature, more simple and convenient maintenance.
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