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News, tutorials & tools for Big Data/Analytics developers

  • Milvus aims to achieve efficient similarity search and analytics for massive-scale vectors. A standalone Milvus instance can easily handle vector search for... More

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  • It’s no secret that Big Data offerings have become one of the largest marketing bastions the world has ever seen. In a fast-paced and ever-changing era, industries... More

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Moving data from one system to another can be a complex process. In this post, we have broken down how to approach data migration in 3 stages: Before you migrate Ready to migrate Once...

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Apache Zeppelin 0.9 comes with a redesigned interpreter for Apache Flink that allows developers and data engineers to use Flink directly on Zeppelin notebooks for interactive data...

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Publications

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Learn design patterns quickly with Jason McDonald's outstanding tutorial on the original 23 Gang of Four design patterns, including class diagrams, explanations, usage info, and real world examples.
243.5k 851.2k
Gives you an overview of key aspects of the Java language and references on the core library, commonly used tools, and Java 8 features.
153.2k 471.8k
Today, Git is effectively the de-facto standard for software version control, and it is truly an expected tool in every developer’s toolbox. This quick overview demonstrates what a rich and deep DVCS Git truly is, while still being approachable for the newcomer to this collaborative approach to source code and version control. Download this Refcard to learn about the essentials of getting started with Git like cloning existing projects, pushing Git commits to subversion, branching and merging, and more.
160.3k 409k
The Representational State Transfer (REST) architectural style is a worldview that elevates information into a first-class element of architectures. REST allows us to achieve the architectural properties of performance, scalability, generality, simplicity, modifiability, and extensibility. This newly updated Refcard explains main HTTP verbs, describes response codes, and lists libraries and frameworks. It also gives additional resources to further explore each topic.
137.1k 309k
Introduces Ajax, a group interrelated techniques used in client-side web development for creating asynchronous web applications.
105.7k 241k
Scrum is a framework that allows people to productively and creatively deliver products of the highest possible value. With over 70% of Agile teams using Scrum or Scrum hybrid, learn more about its benefits in managing complex product development. This newly updated Refcard explores the details of Scrum, including theory, values, roles, and events. It also includes a sample of a popular approach to deliver Integrated Increments in a scaled environment.
107.6k 309.7k
This Refcard will help Java developers working with multi-threaded programs to understand core concurrency concepts and how to apply them. Overview the key aspects of the Java language and get references on the core library.
116.2k 299k
Catalogs the XML elements available as of Spring 2.5 and highlights those most commonly used: a handy resource for Spring context configuration.
110.3k 319k
Covers Core principles of CSS that will expand and strengthen your professional ability to work with CSS. Part one of three.
95.5k 227k
Introduces jQuery Selectors, which allow you to select and manipulate HTML elements as a group or as a single element in jQuery.
97.1k 387.8k
Eclipse IDE is a cross-platform, multi-purpose, open-source Integrated Development Environment. It is widely used to develop projects in Java, JavaScript, PHP, C++, Scala, and many others. This newly updated Refcard breaks down installing, setting up, and getting started with Eclipse. It also covers productivity tips, creating new projects and files, accessing Source Control Managers, and debugging configurations.
87.2k 255.9k
Covers Core principles of CSS that will expand and strengthen your professional ability to work with CSS. Part two of three.
77.8k 160.2k
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