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第四章：线程安全问题
学习目标 1. 什么是线程安全 1.1 线程安全的定义 1.2 线程安全的重要性 2. 共享资源访问的竞态条件 2.1 什么是竞态条件 2.2 竞态条件示例 2.3 竞态条件的类型 读-改-写竞态条件 检查再执行竞态条件 3. 线程安全问题的表现形式 3.1 原子性问题 3.2 可见性问题 3.3 有序性问题 4. 实战案例：商品... -
Kubeflow
Kubeflow 综述 创建任务 任务样例 首先介绍一些DS通用参数 Kubeflow组件独有的参数 环境配置 Kubeflow 综述 Kubeflow 任务类型，用于在Kubeflow上创建任务。 后台主要使用 kubectl 命令来创建kubeflow任务, 并持续Kubeflow上资源状态直至任务完成。 目前主要支持通过使用ya... -
Feishu
Support Those Engines Key Features Description Data Type Mapping Sink Options Task Example Simple: Changelog 2.2.0-beta 2022-09-26 Feishu sink connector Support Thos... -
Writes
Spark Writes To use Iceberg in Spark, first configure Spark catalogs . Some plans are only available when using Iceberg SQL extensions in Spark 3. Iceberg uses Apache Spark’s D... -
Object States
Detecting Object State Persisting an object Updating an object Deleting an object Possible state transitions JDO manages the lifecycle of an object, from creation (Transient ... -
Relation
countBy difference differenceWith unionWith union gt gte intersection lt lte max min propEq sortBy pathEq maxBy minBy equals identical eqBy clamp sortWith inn... -
Flink Queries
Flink Queries Iceberg support streaming and batch read With Apache Flink ‘s DataStream API and Table API. Reading with SQL Iceberg support both streaming and batch read in Flink... -
第六章：volatile关键字
学习目标 1 内存可见性问题 1.1 什么是内存可见性 1.2 内存可见性问题的原因 2 volatile的作用与使用场景 2.1 volatile关键字介绍 2.2 volatile的内存语义 2.3 volatile的适用场景 2.4 volatile不能解决的问题 3 volatile与synchronized的区别 3.1 可见性与... -
Google Webmaster
Introduction Implementation Summary Entities Work Flow Configuration Introduction The Google Search Console data ingestion project is to download query and analytics data f... -
3.5 R Markdown Notebooks
As mentioned in Section 2.2 of the R Markdown Definitive Guide (Xie, Allaire, and Grolemund 2018 ), there are several ways to compile an Rmd document. One of them is to use R Mar...
