Course Intermediate 5595
Course Introduction:The three most important core technologies in JavaScript are: functions, objects and closures. It can be seen that functions always occupy the core position and are first-class citizens in JavaScript. It can be said that everything in JavaScript comes from functions. .
Course Intermediate 16300
Course Introduction:"Comprehensive Analysis of Java Annotations" is an important online Java tutorial. In project development, annotations are used everywhere. The use of annotations simplifies the code and reduces the programmer's workload. This course leads students to have a comprehensive understanding of Java annotations, including why annotations are used, common annotations in Java, classification of annotations and how to customize annotations. Finally, a practical case is used to demonstrate the application of annotations in actual projects.
Course Elementary 14542
Course Introduction:Parcel is a web application bundler that is different from the bundlers used by developers in the past. It leverages multi-core processing to deliver blazingly fast performance, and you don’t need to configure anything.
Course Elementary 2849
Course Introduction:The course content includes understanding the application of NPM, installing npm and using npm tools to manage packages, understanding package.json files and package.json file parsing, as well as basic application of modules, comparison and migration of npm and yarn.
javascript - Closures, closures, closures, still don't understand closures
2017-05-19 10:14:40 0 5 592
java - How tomcat deploys the jar packages required by the war package
2017-06-30 09:54:46 0 5 1120
2018-11-11 18:44:45 0 1 1002
Course Introduction:Bitcoin wallet and wallet address: Bitcoin wallets store private keys and are used to manage and trade Bitcoins. A wallet address is a unique identifier associated with a wallet and is used to receive and send Bitcoin. The wallet contains a private key, and the wallet address is generated from the private key. Bitcoin wallets are available through desktop wallets, mobile wallets, hardware wallets, or custodial wallets. The wallet address is generated from the private key via a cryptographic hash function. Wallet addresses contain no personal information, but a leak of the private key could lead to the theft of Bitcoins.
2024-04-03 comment 0 619
Course Introduction:Binance Wallet provides a secure USDT wallet address, which can be obtained through the following steps: Log in to your Binance account, click "Wallet" to find "USDT", click "Recharge" and view the USDT wallet address in "Wallet Address".
2024-04-09 comment 0 730
Course Introduction:Importing your BTC wallet address into a new wallet ensures the security and accessibility of your funds. Steps include: Select and create a new wallet Import the BTC address in the new wallet Confirm the transaction Complete the import Be careful to enter the address correctly, store keys securely, and back up your wallet
2024-04-07 comment 0 620
Course Introduction:The difference between cold wallets and hot wallets: Security: cold wallets are stored offline and have high security; hot wallets are stored online and have low security. Convenience: Cold wallets are inconvenient to use and require a device to be connected; hot wallets are convenient and can be accessed at any time. Cost: Cold wallets need to be purchased and are expensive; hot wallets are generally free. Private key control: Cold wallets are controlled by users, hot wallets are controlled by custodians. Backup: Cold wallets need to be backed up manually, hot wallets are backed up automatically. Insurance: Provided for cold wallets, not available for hot wallets. Choose according to personal needs: choose a cold wallet for safety, choose a hot wallet for convenience.
2024-07-15 comment 0 661