Mapper 's Delight.Let us first take the Mapper and Reducer interfaces. Mapper 可能把一个输入map为0个,1个或100个输出。A mapper may map one input into zero, one, or one hundred outputs. An interior view of the Mapper office in San Francisco. 这也是为什么Django的ORM里面是没有一个"identitymapper "的。 This is why Django's ORM does not have an identity mapper .
主要为了减少mapper 和reducer之间的数据传输。 This requires moving data between mappers and reducers. Portmapper 是一个独立的进程,通常是在系统启动时启动。 The port mapper is a separate process that is usually started at system boot time. 能帮助减少mapper 和reducer之间的数据传输量. This will help to cut down the amount of data shuffled between the mappers and the reducers. FredMapper 正在考虑在路易斯安那州购买一些土地来建他自己的房子。 Fred Mapper is considering purchasing some land in Louisiana to build his house on. 在MapReduce模型中,数据的处理原语被称为mapper 和reducer. Under the MapReduce model, the data processing primitives are called mappers and reducers. 我们非常尊敬Mapper 的专家,他们表现出了极大的创造力和足智多谋。 We have great respect for the experts at Mapper , who have shown great creativity and resourcefulness. 荷兰电子束光刻公司Mapper 破产后,我们收购了知识产权资产。 Following the bankruptcy of Dutch-based electron-beam lithography company Mapper , we acquired the IP assets. 问题描述:FredMapper 正在考虑在路易斯安那州购买一些土地来建他自己的房子。 Problem Description Fred Mapper is considering purchasing some land in Louisiana to build his house on. 在某些情况下,返回的值可能与给定的对象相同,例如Mapper 对象已传递。 The returned value in some cases may be the same object as the one given, such as if a Mapper object is passed. GlobalMapper (V.11)三维分析软件用于数据处理使图像具有可比性。 Global Mapper (v.11) software for three-dimensional analysis was used for data processing to make imagery comparable. MapReduce程序有着两个组件:一个实现了mapper ,另一个实现了reducer。 A MapReduce program has two components: one that implements the mapper , and another that implements the reducer. 安装之后,Mapper 应用会将司机引导到预定的路线上,并提示司机行驶速度。 After installation, the Mapper app directs the driver to a predetermined route and tells him or her how quickly to go. Type(即类)-ORM将检查给定类的映射-如果是,则Mapper 因为该类被返回。 Type(i.e. a class)- a class given will be checked by the ORM for a mapping- if so, a Mapper for that class is returned. 与今天的GlobalMapper 相比,1997年6月发布的dlgv32,至少可以说是光秃秃的。 Compared to today's Global Mapper , dlgv32, which was released in June of 1997, was bare-bones, to say the least. 当客户有特定需求时,他们可以将自己的数据发送给Mapper ,后者可以将其覆盖在其基础地图之上。 When customers have specific needs they can send their own data to Mapper , which can layer it on top of its base map. 每个map任务被分为以下阶段:recordreader,mapper ,combiner,partitioner。 Each map task in Hadoop is broken into the following phases: record reader, mapper , combiner, and partitioner. 此外,如果不想从应用中获取指示,司机可以自行离开系统,而Mapper 将从他们所处的任何地方收集数据。 In addition, when not taking directions from the app, drivers can leave the system on, and Mapper will collect the data from wherever they wander. 有了这种方式,使用ButtonMapper 应用程序重新映射MotionSense手势有一些巨大的优势。 With that out of the way, there are some huge advantages to using the Button Mapper app to remap Motion Sense gestures. 同时,ASML的官方声明中还写到,将为Mapper 在研发和产品装配方面的高技能员工提供合适的职位。 Furthermore, ASML intends to offer suitable positions to Mapper 's highly skilled employees working in Research& Development and product assembly. 此外,ASML还打算为Mapper 在研发和产品组装方面的员工提供合适的职位。 Furthermore, ASML intends to offer suitable positions to Mapper 's highly skilled employees working in Research& Development and product assembly. MEB12项目参与者包括全球唯一一家商用MEBDW光刻设备制造商--来自荷兰的Mapper LithographyB.V. The MEB12 program participants include the world's only commercial MEBDW lithography equipment manufacturer, Mapper Lithography B.V., from the Netherlands and U. S. 有些非AI手机应用(比如MoleMapper )已经允许人们追踪可疑的痣,并随着时间推移对其变化进行记录。 Some non-AI cellphone apps, like Mole Mapper , already allow people to track suspicious moles and record any changes over time. 像UrbanEngines和CityMapper 之类的公司,正在研发能够有效利用多重交通体系的应用软件。 There are companies like Urban Engines, City Mapper , these are developing apps that allow you to efficiently use multiple transportation systems. 要实现这一点,用户可以手动调用Mapper 合约的mapAddress方法,或是用到为此目的开发的、特殊的钱包应用程序。 To do so the user can manually call the mapAddress method of the Mapper contract or use a special wallet app developed for this purpose. SQLAlchemy是PythonSQL工具包和ObjectRelationalMapper ,它为应用程序开发人员提供了SQL的全部功能和灵活性。 SQLAlchemy is the Python SQL toolkit and Object Relational Mapper that gives application developers the full power and flexibility of SQL.
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