what is auto backup

to the sustainable development of the Internet and long-term. At present, the Internet organization has decided to set up two specialized working groups to develop corresponding international standards. IPv6 FAQ 1. What is IP? What is IPV4? What

Original link: http://www.sqlservercentral.com/articles/Editorial/160538/by Ben Kubicek, 2017/09/05What's your definition of DBA? by Ben Kubicek , 2017/09/05 I know the simple answer to this question is the database administrator, but what role does he play? What would you describe if you had to describe him to someone who didn't know anything about technology?

first, what is the role of DOCTYPE? second, how to distinguish between strict mode and promiscuous mode? What does it mean? Strict mode:Also known as the standard mode, refers to the browser in accordance with the standards of code parsing.Promiscuous mode:Also known as the quirks mode or compatibility mode, refers to the browser in its own way to parse the code.

What is the essence of @property.@property = Ivar + getter + setter;The following explanation:The property has two major concepts: Ivar (instance variable), access method (access methods = getter + setter).property as an attribute of objective-c, the main function is to encapsulate the data in the object. The Objective-c object usually saves the data it needs as

the function of @Resource is equivalent to @autowired, but @autowired is injected automatically by Bytype, and @resource is automatically injected by default. @Resource There are two attributes that are important, the name and type,spring the Name property of the @resource annotation to the bean's name, and the type attribute to the Bean's. So if you use the Name

For_each statement above can also be a class object. The purpose of this is simply to elicit the following topic: What is the nature of lambda expression?In fact, in C + +, lambda expressions are translated by the compiler into an unnamed object of a class that is not named. The lambda expression above

Turn: What is the difference between MySQL and Oracle? 1. Oracle is a large database, while Mysql is a small and medium-sized database. The market share of Oracle is 40%. Mysql is only about 20%. At the same time, Mysql

What is the OneThinkoneThink background plugin adding step, onethink background. What is the OneThinkoneThink background plugin adding step, onethink background OneThink with its convenient site establishment, rich expansion, flexible secondary development, and cloud service support, add plug-in steps for the OneThink

　 What is the Aliyun server 　 advantage? Cloud Server ECS has the advantage of not having traditional servers and virtual hosts: Stability: Service availability up to 99.95%, data reliability up to 99.99%. Support for downtime migration, data snapshot backup and rollback, and system performance alerting. Disaster Recovery

From http://www.yifeiyang.net/development-of-the-iphone-simply-1/ At the beginning of the new year, Vientiane was updated. From the beginning of the new year, let's take a closer look at the iPhone development. First, let's take a look at arc. What is arc? ARC is a new feature launched by iOS 5, which is called Auto

What is configuration? In short, the use of industry-based application software (monitoring configuration and control configuration), the requirements of the project, software and hardware configurations, so that they meet the needs of users.In the use of industrial control software, we often refer to the word configuration, the configuration of English is "confi

What is configuration? In short, the use of industry-based application software (monitoring configuration and control configuration), the requirements of the project, software and hardware configurations, so that they meet the needs of users. in the use of industrial control software, we often refer to the word configuration, the configuration of English is "conf

What is a dynamic link library?What is a dynamic link library? I. Concept of Dynamic Link LibraryDynamic link library (DLL) is a program module that can be shared by other applications. It encapsulates some routines and resources that can be shared. The file extension of th

What is the Svchost.exe process? Svchost.exe is a system program that belongs to Microsoft's Windows operating system, and Microsoft's official explanation is that Svchost.exe is the generic host process name for a service running from a dynamic-link library (DLL). This pro

more than 2G of large capacity.SDXC CardSDXC (SD eXtended capacity) is the new standard released last 09, supporting a maximum size capacity of 2TB.SDXC is the abbreviation of SD eXtended capacity, is the new standard, in addition to the capacity can be upgraded to a maximum of 2T, mainly can support 300m/s transmission speed, that

? Where did it go? There are two products available to meet this requirement, currently on the market siem products are mainly hp Arcsight (background hang oracle Library", IBM Security QRadar SIEM and ossim USM siem solution, in open source software ossim to be the best choice. ossim just integrate some open source tools into a single platform, in ossim otx AlienVault divided into open source Ossim and Commercial Editions USM two, through this integrated mo

Database Administrator (DBA. This position has different meanings for different people. A small software development studio has broader responsibilities than a large company with a highly detailed division of labor. A company, whether it is developing its own application software or purchasing third-party application software, only needs to involve databases (how many applications that do not involve databases? Databases are the soul and brain of busi

arc is a new feature of iOS 5, called arc (Automatic Reference counting). Simply put, it is the code that automatically joins the Retain/release, and the code that originally needed to manually add a reference count to handle memory management can be automatically completed by the compiler. What is arc? Change

1. Get rid of irrelevant options In Windows XP, click Folder Options in Control Panel, click the View tab, and then scroll the mouse pointer to the bottom of the window to see an "Auto Search for network folders and printers" entry, which is selected by default, where we can click Cancel. In this way, when we print, Windows XP does not take the liberty of looking for printers on the local area network and

returnWhat is UIApplication class ? We don't tangle, what you need to know is that uiapplication objects are symbols of an application, so each application has its own uiapplication object, and is a singleton (that is, there is o