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Technical Articles

Web Front-end

Despite the Market Rewards Speed, Every Coin Eventually Meets Pressure It Can't Ignore

In a market that rewards speed and punishes hesitation, every coin eventually meets pressure it can't ignore.

Apr 09, 2025 am 10:26 AM

Qubetics (TICS) Has Raised Over $15.9M in Its Presale, Here Are 5 Cryptos to Buy the Dip

This article dives into some of the best cryptos to buy today, including a rising star that is quickly grabbing attention for its unique approach.

Apr 09, 2025 am 10:18 AM

The Nintendo Switch 2's game prices may single-handedly ruin gaming, and we need to stop it before it's too late

In 2020, during the introduction of the 'next-gen' PS5 and Xbox Series X and S consoles at the time, we saw a controversial price hike on games. The usual $60/50 (mostly for triple-A titles) suddenly went to $70, supposedly due to "games costing

Apr 09, 2025 am 09:51 AM

Build a Node.js Tool to Record and Compare Google Lighthouse Reports

In this tutorial, I’ll show you step by step how to create a simple tool in Node.js to run Google Lighthouse audits via the command line, save the reports

Apr 09, 2025 am 09:18 AM

Types of AI Agents For (2025)

What if machines could think, problem-solve, and adapt like humans? That's the promise of AI agents – intelligent systems designed to understand their surroundings, process data, and act independently to achieve goals. From virtual assistants like

Apr 08, 2025 am 10:43 AM

React Suspense in Practice

This post is about understanding how Suspense works, what it does, and seeing how it can integrate into a real web app. We'll look at how to integrate routing

Apr 08, 2025 am 10:42 AM

4 Coins That Promise to Revolutionize the World of Cryptocurrency As We Approach 2025

The world of cryptocurrency is evolving fast, with new opportunities arising in the blockchain space. As we approach 2025, there are several exciting projects

Apr 08, 2025 am 10:34 AM

Qubetics, Aptos, and XRP: The Best Cryptos to Join in 2025

Cryptocurrency continues to capture the imagination of millions worldwide, with new projects and innovations constantly emerging. As 2025 kicks off

Apr 08, 2025 am 10:32 AM

How to asynchronous function for vue

There are three ways to deal with asynchronous operations in Vue: write asynchronous functions using async/await, allowing you to write synchronous code in the function and wait for the asynchronous operations to complete. Writing asynchronous functions using then/catch allows processing of the results of asynchronous operations and executing code when completed or failed. In Vuex, actions are used to perform asynchronous operations, actions are functions that dispatch asynchronous requests before submitting mutations.

Apr 08, 2025 am 08:42 AM

vue

How to use vue function function

Functional functions provided by Vue.js include: $mount: Mount Vue instances into DOM elements; $destroy: destroy Vue instances and free memory; $nextTick: perform operations after DOM updates; $on: listen for custom events; $emit: trigger custom events; $watch: listen for data and trigger callbacks; $set: modify data attributes; $delete: delete data attributes; $refs: contains references to mounted elements; $router (available only when using Vue Router): allows access and manipulation of routes.

Apr 08, 2025 am 08:09 AM

vue

Vue and Element-UI implement dynamic cascading drop-down boxes

When using the el-cascader component of Element-UI to implement dynamic cascading drop-down boxes, you need to pay attention to the following key steps: Ensure that the data structure complies with the tree structure required by the el-cascader. In the handleChange method, the next level option data is loaded asynchronously based on the selected superior option and updated the options attribute. Use nextTick or $forceUpdate to force update the view to reflect data updates. Consider using recursion or other advanced data processing methods to handle infinite cascades. Pay attention to performance optimization and best practices such as data caching, lazy loading, and code readability.

Apr 07, 2025 pm 09:03 PM

vue cad ai 解决方法异步加载代码可读性

How to achieve secondary linkage between Vue and Element-UI

To realize the secondary linkage between Vue and Element-UI, pay attention to data-driven: organize data, clarify the relationship between province and city (data structure) and dynamic updates are implemented through Vue's responsive data (data-driven view), process asynchronous data, display load status and error information (asynchronous operations and error handling), consider performance optimization, and adopt technologies such as virtual scrolling (performance optimization and best practices)

Apr 07, 2025 pm 08:42 PM

vue ai 为什么

FAQs on Vue and Element-UI Cascaded Pull-down Boxes

The main problems with the Vue and Element-UI cascaded drop-down boxes are caused by data structure errors, improper asynchronous loading and value update issues. First, the cascading selector requires a tree-like data structure, the data contains label and children attributes. Secondly, when loading data asynchronously, you must use Promise and use functions on the options attribute. Finally, double check the correctness of v-model binding and @change event handling.

Apr 07, 2025 pm 08:09 PM

vue cad 异步加载

Vue and Element-UI cascade drop-down box v-model binding

Vue and Element-UI cascaded drop-down boxes v-model binding common pit points: v-model binds an array representing the selected values at each level of the cascaded selection box, not a string; the initial value of selectedOptions must be an empty array, not null or undefined; dynamic loading of data requires the use of asynchronous programming skills to handle data updates in asynchronously; for huge data sets, performance optimization techniques such as virtual scrolling and lazy loading should be considered.

Apr 07, 2025 pm 08:06 PM

vue cad ai