大约有 1,100 项符合查询结果(耗时:0.0092秒) [XML]

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构建高并发高可用的电商平台架构实践 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...利用局部性的原理将海量数据计算的问题分而治之。 MR模型是无共享的架构,数据集分布至各个节点。处理时,每个节点就近读取本地存储的数据处理(map),将处理后的数据进行合并(combine)、排序(shuffle and sort)后再分发(至reduce...
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AppInventor2 .keystore 证书文件 - App版本升级的奥秘 · App Inventor 2 中文网

... 各版本对比 App上架指南 入门必读 IoT专题 AI2拓展 Aia Store 关于 关于我们 发布日志 服务条款 搜索 ...
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OceanBase使用libeasy原理源码分析:服务器端 - 数据库(内核) - 清泛网 - ...

...务器端libeasy是个网络框架,这个网络框架基于事件驱动模型,libeasy可以有多个网络I O线程,每个网络I O线程一个event loop,事件驱动模型基于开源的libev实现。我认为,libeasy不同于 libeasy是个网络框架,这个网络框架基于事件...
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Excel RTD(Excel Real-Time Data)实时刷新数据技术 - C/C++ - 清泛网 - 专注C/C++及内核技术

...场景,比如说证券交易公司的交易系统,这些公司的某些模型会基于实时的行情或者指数进行计算,通过RTD获取这些基础数据的实时数据之后,在此基础上可以进行动态的建模和分析。 异步的,耗时的数据请求:传统的UDF函数...
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What is the best Battleship AI?

... Here is my entry! (The most naive solution possible) "Random 1.1" namespace Battleship { using System; using System.Collections.ObjectModel; using System.Drawing; public class RandomOpponent : IBattleshipOpponent { public s...
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AI2 Keep Awake

...r the CPU to be constantly active. Instead, an alarm can be used (see UrsAI2Alarm ). Motivation For some projects it is necessary to prevent the associated app from being deactivated by the operating system. A typical example would be that sensor data should be sent regularly to an MQTT bro...
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Why do we check up to the square root of a prime number to determine if it is prime?

...es this might be useful, but this all heavily depends on implementation details (programming language, hardware, data types, libraries), none of which are known in this general consideration. – Sven Marnach Aug 3 at 9:38 ...
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How to change the CHARACTER SET (and COLLATION) throughout a database?

...TER DATABASE <database_name> CHARACTER SET utf8 COLLATE utf8mb4_0900_ai_ci; change table collation: ALTER TABLE <table_name> CONVERT TO CHARACTER SET utf8 COLLATE utf8mb4_0900_ai_ci; change column collation: ALTER TABLE <table_name> MODIFY <column_name> VARCHAR(255) CHARACT...
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Store query result in a variable using in PL/pgSQL

...on't leave out the table name prefix on test_table.name or you'll get complaints about an ambiguous reference. share | improve this answer | follow | ...
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内存调试技巧:C 语言最大难点揭秘 - C/C++ - 清泛网 - 专注C/C++及内核技术

... C 语言的 struct 或 C++ 的类,C 和 C++ 中内存管理和引用的模型在原理上都是相同的。以下内容绝大部分是“纯 C”语言,对于扩展到 C++ 主要留作练习使用。 内存泄漏 在分配资源时会发生内存泄漏,但是它从不回收。下面是一...