Course3739
Course Introduction：There are two main purposes for studying this course: 1. Visual panel layout adapts to the screen 2. Use ECharts to realize histogram display Core Technology: -Based on flexible.js + rem smart large screen adaptation - VScode cssrem plug-in - Flex layout - Less to use - Based on ECharts data visualization display - ECharts histogram data settings - ECharts map introduction
Course4525
Course Introduction：This course is a very comprehensive set of courses. The video knowledge covers the basics, advanced, operation and maintenance of MySQL and many other aspects. The course content is comprehensive and in-depth, which can fully meet our daily development, operation and maintenance, interviews, and self-improvement. It also uses a variety of methods during the explanation process to help students understand the key and difficult content in the course more clearly.
Course19661
Course Introduction：Use PDO mode (PHP data object) to connect and select databases (unified operation of various databases), execute SQL statements and process result sets
Course1750
Course Introduction：Python visualization video series using matplotlib, seaborn, pyecharts, combined with real data sets; this video is reproduced from Bilibili: BV1gz411v7F5
How to list data in a section by ID using while loop in PHP?
2023-11-17 20:03:03 0 1 290
How to make table cell values hyperlinked in Dash? (Using Plotly, Dash, Pandas, etc.)
2023-11-17 18:47:10 0 1 283
Best way to preload route data before accessing the route.
2023-11-17 14:54:42 0 2 379
New title: New script does not correctly display strange character encoding of stored data
2023-11-17 10:51:01 0 2 273
Nuxt.js SSG (Static Site Generator) Get API Data
2023-11-16 21:36:07 0 1 176
Course Introduction：Big data refers to a collection of data that cannot be captured, managed and processed within a certain time range using conventional software tools. It is a massive, high-growth and high-volume data set that requires new processing models to have stronger decision-making power, insight discovery and process optimization capabilities. Diverse information assets. Characteristics of big data: 1. Huge amount of data; 2. Diverse data forms and wide range of data sources determine the diversity of big data forms; 3. High speed, that is, rapid data growth and fast processing; 4. Low value density ; 5. High commercial value.
2020-12-29 comment 040943
Course Introduction：Big data can be described according to data type, and is divided into text big data, audio big data, video big data, etc.; big data can also be described according to industry or application field, and is divided into public safety big data, e-commerce big data, and e-commerce big data. , medical big data, etc.
2022-02-14 comment 010248
Course Introduction：Big data in the book "Big Data Era" refers to "all data or all data", also known as "huge data", which refers to the amount of data involved that is so large that it cannot be processed by current mainstream software tools within a reasonable time. It can achieve the purpose of capturing, managing, processing, and organizing information to help enterprises make more positive business decisions.
2022-02-14 comment 011791
Course Introduction：Oracle database size depends on data volume, table structure, indexes, and temporary space. Influencing factors include: Data volume: The largest factor affecting database size. Table structure: Tables with complex structures will be larger. Indexes: Indexes can significantly increase database size. Temporary tables and temporary space: storing temporary data will also increase the size.
2024-05-10 comment 0934
Course Introduction：Methods to learn big data: 1. Master a computer programming language, such as java. When learning java, you also need to learn JDBC and database, java web technology, SpringMVC, etc. 2. Learn big data, including introduction to big data technology, advanced analysis language for massive data, etc.
2020-05-11 comment 03872