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Gaode map API official website: Gaode open platform | Gaode map API . Since the blogger is developed based on the front-end Vue framework, the map JavaScript API * * * * is introduced in combination with Vue. 1, Case effect 2, Development preparation It should be noted that if you want to use JS API, you must register an account and ...

?? Author home page: Li Yangyong? ?? Introduction: high quality creator in Java field Java Li Yangyong, author's resume template, learning materials, interview question bank, technical assistance [pay attention to me and give it to you] ?? Welcome to like?? Collect messages?? Video demonstration: get the contact information of the ...

[HTML of reconstructing front-end knowledge system] changes brought by HTML5 to web page audio introduction I believe everyone is familiar with music playback, but long before the previous music playback, your browser will ask you whether to download the flash plug-in. Now, however, it is estimated that some young developers don't need to kno ...

In recent work, you need to optimize the previous web side code editor. As a back-end developer, although I'm not professional, I can only bite the bullet. After consulting a lot of materials, I still optimized some contents. Let's share them here. If there is something wrong, please forgive me. After all, it's very tired to play with pure hand ...

Catalog title web3.js introductionweb3 module loading Asynchronous callbackCallback Promise event (v1.0.0) Common API - basic information query View web3 versionView the version of the node to which web3 is connected (clientVersion)Basic information query Get network idGet the Ethereum protocol version of the node Network status que ...

vue.config.js configuration item After the vue-cli3 scaffold is erected, there is no Vue in the project directory config. JS file, which needs to be created manually Create Vue config. js vue. config. JS (equivalent to the previous webpack.config.js) is an optional configuration file. If this file exists in the root directory of the projec ...

When learning becomes a habit, knowledge becomes common sense. Thank you for your attention, likes, collections and comments.The new video and articles will be sent to WeChat official account for the first time. Li YongningThe article has been included in github warehouse liyongning/blog , welcome to Watch and Star.Special instructionsDue to th ...

Look at the effect first (the source code is at the end): The video effect is as follows, with sound effect Station B: A fan shared this effect with me. I thought it was very interesting, and then studied it. The specific implementation is as follows (there may be many codes, but they are relatively simple. Come on): Implementation process ...

Generally, the form page needs to fill in the mobile phone number. To verify whether the mobile phone number entered by the user is correct, we need to use the regular expression to match the mobile phone number segment. If it is in the operator number segment, the number is correct. Therefore, it is necessary to know the latest segment number ...

Life is meaningless if you don't write code to pretend. It's all 2020. If you're doing front-end development and you don't even use canvas, what do you want to do? Following the author, let's see what canvas is, what it can be used for, and which products are made by canvas. Introduction to Canvas 1.canvas is a new tag for html5, which is a ...