Mini Program uses canvas to draw pictures and developer tools to edit them, but it is not possible to upload them online. Why? ` canvas global configuration var context = null; use wx.createContext to get drawing context context var isButtonDown...
1. It is known that opengid uses open-data to get the group name, but that is automatically generated. 2. How do I get the string of the group name? ...
The width of is normal with rpx, but after adding border or padding, rpx will not be able to adapt to various screens. It is not good to use rpx highly. Is it that I use it in the wrong way, or is it that rpx really doesn t work? such as the followin...
according to the official text, once the backend gets the formid,0 available within 7 days, it will be invalidated when it expires. my question is, what do I do if I send it on the third day after I get the formid? Use a timer? ...
when using wxcharts, an error is displayed when all y-axis values are 0 columnChart = new WXCharts({ canvasId: columnCanvas , type: column , categories: this.workHours.categories, series: [{ data: this.workHours.data, ...
will Mini Program accelerate hardware even if he starts css for 3D? ...
API: api users return: data: [{id: "1 ", title: "Xiaoming ", img: "xxx.com 1.jpg "}, {id: "2 ", title: "Xiaoming 2 ", img: "xxx.com 1.jpg "}, {id: "3 ", title: "Xiaoming 3 ", img: "xxx.com 3.jpg "}] data is about 18, but I only typed 3 ...
will there be any problems with WeChat Mini Programs using promise, on the real machine now? Android, in particular, uses a lot of promise encapsulation because it uses Mini Program for the first time, and some of them will have problems on the real mach...
when downloading certificates in API security at merchant backend, which link is used? ...
how does scroll-view remove springback? I want scroll-view to stop pulling down when it comes to the end, and I don t want to leak my bottom when I pull up. ...
https: apis.map.qq.com ws di.* I put it on the key I applied for and it prompted me that the key is invalid? Why? ...
can Mini Program s audio time be calculated by program? ...
what is the limit of data loading when you do a content waterfall stream (similar to moments) in Mini Program and load content lazily? what do you need to pay attention to? ask for expert advice. ...
Mini Program uses canvas to generate a picture of the contents of view, which can be saved by pressing long button. Do you have any that you have done before?...
I built a new Mini Program on my work computer and uploaded it to Tencent Cloud. When I got home, I wanted to download the client and server folders and continue to write. How can I download it? Thank you! ...
do I want to send openid+ data to the server and write to the database? ...
how to get the parameters of Aladdin s QR code sharing in Mini Program app.js, be sure to get before login operation....
when wx.previewImage implements previewing pictures, long press can bring up options menu. If you want to add a text prompt to the user, you can bring up this menu by long pressing. How to realize ?...
300 yuan was paid during the audit, and now it is about to expire. I don t know if I want to renew it. There is no text message or email notification, I am afraid that I will not be able to go on it one day. ...
WeChat Mini Programs shopping cart requests shopping cart data in the app.js, and this.carts = app.globalData.carts in the onLoad on the shopping cart page (cart.wxml). on the shopping cart page, there are often operations to select, delete, and modif...
problem description I need to process an object, filter out some keys and modify a key value to get the structure I want. Handle it with JSON.parse combined with reviver function. But get the weird result of undefined . Why can t the followin...
const arr=[ {id:1,name: a }, {id:2,name: b }, {id:3,name: c } ] how can I easily judge whether id exists in arr or not? ...
just started to use the laravel framework development, or rookies ~ a lot of do not quite understand, at present to do a function, customized a form verification class file ~ ~ for example, I am now a member module, my member controller can have many way...
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volumes instruction of docker-compose used is that I want to up a container. I use volumes to mount the configuration directory of the container to a directory of the host. The corresponding directory of the host is empty. I think the files of the cor...