Course 4180
Course Introduction:At this stage, the front-end industry is developing rapidly, and front-end technology is also iterating at a high speed. The ES6-ES11 specification adds many new JavaScript features. The new features of ES have become the development trend of front-end technology, with concise syntax, rich functions, and some features have improved performance. This set of courses starts with ECMA-related concepts and covers the new features of ES6-ES11. Each new feature has a corresponding code. Some features also include special cases. The courses are easy to understand and easy to understand. After learning, there will be Big technical improvements.
Course 1432
Course Introduction:This course mainly focuses on the vue3.0 Composition API. Compared with the vue2.0 version (Option API), the Composition API (Composition API) is one of the major changes in 3.0. The purpose of using the Composition API is to use a set of low-intrusive, Functional API allows us to "combine" component logic more flexibly.
Course 66130
Course Introduction:PHP7 is a brand new version of the PHP programming language, which has been greatly improved mainly in terms of performance. Official documents show that PHP7 can achieve twice the performance of PHP5.x version. At the same time, the syntax of PHP is sorted out, and many popular syntax formats in other languages are provided. The commendable thing is that after making such a big change, the compatibility of PHP7 is still very good. For the vast majority of applications, you can migrate to the PHP7 version without making any modifications.
Course 14611
Course Introduction:Comparison between PHP7 and PHP8, from syntax to performance; What has changed in PHP8?; Frameworks on the market that already support or are compatible with PHP8; Can PHP8 lead the PHP language to the top? Tools required for the course: 1.phpStudio integrated environment: //m.sbmmt.com/xiazai/gongju/1532 (supports php8, dedicated to php Chinese network learning) 2.phpstudy DIY php8 environment: //m.sbmmt.com/phpstudy-471337.html
Course 11159
Course Introduction:"CSS3 3D Special Effects Video Tutorial" uses the transition attribute, perspective attribute, and transform attribute in CSS3 to create real and usable three-dimensional effects.
Composite full-text index in MySQL
2023-11-07 18:44:49 0 2 185
How can I set the height of an outer div to always be equal to the height of a specific inner div?
2023-11-07 13:59:30 0 2 314
MySQL syntax for updating specific key/value pairs in JSON array
2023-11-06 14:50:43 0 1 269
Alternative to copy or download generated QR (vue-qrcode) code using VueJs
2023-11-06 00:01:12 0 1 301
Sequelize CLI migration error: Cannot access property of undefined (specifically 'details')
2023-11-04 23:07:03 0 2 245
Course Introduction:Tesla admitted to buying Bitcoin and made $8 million. Tesla recently announced that it had subscribed to Bitcoin, investing a total of $150 million. In the past month, they have made over $8 million in revenue. This investment brought huge returns to Tesla, making it the first company to invest in Bitcoin on a large scale. Tesla CEO Musk believes that Bitcoin is a promising investment tool. He believes that it is a safe investment method that can resist inflation and help Tesla realize the value concept of a sustainable financial system. Tesla’s Bitcoin investment is an important milestone, showing that major companies are beginning to accept Bitcoin and view it as a reliable investment tool. In addition, Tesla’s investment will also drive up the price of Bitcoin, providing investors with
2024-02-04 comment 0 655
Course Introduction:Litecoin is a fast and cheap cryptocurrency created by Charlie Lee to be an alternative to Bitcoin. It has the following characteristics: 1. Fast transactions (block generation time is about 2.5 minutes); 2. Low handling fees; 3. Easy to use; 4. Widely accepted; 5. Decentralized. Litecoin: A lightweight digital currency In the world of digital currencies, Litecoin (LTC) is a popular cryptocurrency known for its fast transactions, low fees, and ease of use. What is Litecoin? Litecoin was created in 2011 by former Google engineer Charlie Lee and aimed to be a lightweight alternative to Bitcoin. Like Bitcoin, Litecoin is a decentralized, peer-to-peer digital currency, but it uses a different technical architecture that makes it unique
2024-04-10 comment 914
Course Introduction:In machine learning, features refer to measurable and quantifiable properties or characteristics of an object, person, or phenomenon. Features can be roughly divided into two categories: sparse features and dense features. Sparse Features Sparse features are those features that occur discontinuously in a dataset and have most values equal to zero. Examples of sparse features include the presence or absence of specific words in a text document or the occurrence of specific items in a transaction dataset. They are called sparse features because they have few non-zero values in the data set and most of the values are zero. Sparse features are common in natural language processing (NLP) and recommender systems, where data are often represented as sparse matrices. Working with sparse features can be more challenging because they often have many zero or near-zero values, which makes them computationally
2023-04-21 comment 0 1322
Course Introduction:Bitcoin SV (BSV) is a cryptocurrency that inherits the vision of Bitcoin's original white paper to be an electronic cash system. Features include: following the original Bitcoin white paper, supporting large blocks, focusing on scalability, supporting complex scripting languages, and focusing on stability. The BSV community believes that it will become an efficient, scalable and secure cryptocurrency suitable for large-scale payment and commercial applications. Bitcoin SV: A Continuation of Satosi’s Vision Bitcoin SV (BSV) is a cryptocurrency that aims to follow the vision of Bitcoin’s original white paper, which was to become an electronic cash and payments system. It forked from Bitcoin (BTC) in November 2018, retaining the original protocol and rules of the Bitcoin blockchain. Features: Follow the original Bitcoin white paper:
2024-04-10 comment 553
Course Introduction:A Bitcoin address is a string of alphanumeric characters that identifies a recipient or sender on the Bitcoin blockchain. A Bitcoin wallet is a software or hardware device used to store, send, and receive Bitcoins and includes one or more Bitcoin addresses. Bitcoin addresses are generated by Bitcoin wallets, Bitcoin wallets contain Bitcoin addresses, and Bitcoin transfers are made through Bitcoin addresses.
2024-04-10 comment