How to create a WeChat channel QR code with parameters?

How to implement the QR code function with parameters in WeChat channels? I have several ideas about public account promotion: local promotion, paid advertising, flyers, and the monitoring effect of each channel. The public account service account has this function, and I want to do it. . . WeChat B...

whb2010 2019-03-22 15:05:22 0  0  1072

php - WeChat public account stores user information and how to guide unfollowed users to follow

I have never developed a WeChat public platform before. Recently, a project had the following doubts: 1. The demand is like this. After the user follows the public account, the openid is obtained and stored in the session. The front-end and back-end are separated, and the menu of the official accoun...

怪我咯 2017-05-24 11:33:55 0  3  788

How to use channel QR codes to statistically push the effect of WeChat subscription accounts?

If the official account is a certified subscription account and already has a large number of fans and does not want to change the service account, it needs channel QR code promotion. . . WeChat public platform service account channel QR code If the user has not followed the official account, the us...

whb2010 2019-03-01 11:41:31 0  3  1334

javascript - Problems encountered in WeChat development

Recently when I was developing the WeChat public platform, I encountered some problems with WeChat's built-in browser. When I opened my website with WeChat's built-in browser and clicked on several pages in succession, I wanted to "close the current page" and close the current page. "...

过去多啦不再A梦 2017-06-17 09:16:02 0  4  853

javascript - How to design the return code of the project so that different return codes represent different meanings?

This is the return code of the WeChat public platform interface. When working on a project, you need the API interface return code. I want to know how to design the API interface return code? What I mean is how to design different return codes to represent different meanings. For example, 40001 mean...

高洛峰 2017-06-12 09:19:41 0  4  808

php - How to count the QR code of the mini program at the bottom of the official account article?

Our official account is bound to a mini program. Every time we write an article, the QR code of our mini program will be shown at the bottom. Now our director asked me how many new users of the mini program came from the QR code at the bottom of the article. WeChat The official backend does not have...

曾经蜡笔没有小新 2017-05-24 11:33:00 0  2  1021

php - WeChat open platform third-party authorization. Multiple public accounts authorize the platform. Authorization refreshes all auth_codes of the third party, or only refreshes the auth_code of the currently authorized public account.

I have two public accounts that have been authorized by third parties on the WeChat open platform. After the first authorization, the returned redirect_url has the auth_code parameter, and I saved this parameter to the database. Then I used another official account to authorize the third-party platf...

阿神 2017-05-17 09:55:52 0  1  713

Ways to fix issue 2003 (HY000): Unable to connect to MySQL server 'db_mysql:3306' (111)

I recently tried to containerize my FastAPIPython server (also for replication/doubling purposes). Before, I had just a MySQL server in a Docker container and everything was fine, but when I also made my web server a service, it couldn't connect to the MySQL server, so now the application doesn't wo...

P粉178132828 2023-09-05 11:18:47 0  1  848

Experiment with sorting after query limit

So this is my first question here, please forgive me if something is wrong. I'm trying to make a sort query based on constraints. So there is a Customers table with 90 records. I want to first perform a query limited to 3 records, and then sort the results of this query by a column called ContactNam...

P粉237125700 2023-09-05 14:46:42 0  1  738

CSS Grid: Create new row when child content overflows column width

I have a two column layout based on CSS grid. When the content of the second column exceeds 1fr I want to create a new row. As it currently stands, the content simply overflows the column. One requirement of this layout is that the items in the right menu column are in one row. I achieve this with: ...

P粉212114661 2023-09-05 15:18:28 0  1  630

PHP full text search functionality using AND, OR and NOT operators

Newbie question: I'm trying to implement a full text search on a search string using php and eloquent. $searchstring="+(victimsuspect)+crime-covid";$searchresult=RssItem::whereRaw("MATCH(description)AGAINST('$searchstring'INBOOLEANMODE)")->ge

P粉076987386 2023-09-05 15:06:32 0  1  600

Shortest way to convert all PHP types to string

I'm writing a general system that I hope can one day be applied to fields like medicine (i.e. it's "scientific"). I think the best way is to represent all the data in php with strings (true will be "true", false will be "false" and so on). The reason for this is that in...

P粉369196603 2023-09-05 15:34:44 0  1  1018

How to get average of DATETIME column in MySQL while grouping by other columns

I'm creating and populating a MySQL table using the following query: SETtime_zone='+00:00';CREATETABLEtimestamp_n_datetime(idINT,timeDATETIME,avg_timeDATETIME);INSERTINTOtimestamp_n_datetime(id,time,avg_time)VALUES("1","2023-01-0310:

P粉460377540 2023-09-05 11:46:21 0  1  520

Multi-device (mobile phone) synchronization - React Native

I'm trying to create a Lightshow that will launch on all users' mobile devices at the same time (can have up to 2000-3000 users). All users will use the Internet (Wi-Fi or mobile data). In our FE we use Apollo for subscriptions and it works like a charm. But the problem is, user A can get subscribed...

P粉151466081 2023-09-05 11:58:38 0  1  710

Spades, Diamonds, Hearts, Clubs => styles do not change font color in Chrome for Android

In Google Chrome on Windows, the card suit symbols (spades, hearts, diamonds, clubs) are colored correctly using the "style" attribute. Unfortunately, the same page displayed in Google Chrome on Android does not display the colors I defined but uses the default black and red. (See the atta...

P粉896751037 2023-09-05 15:25:13 0  1  768

How to hide mui TextField label?

I'm developing a Nextjs app and I have a dashboard navigation bar built with mui that contains a notification that opens the notification box, which is built with regular HTML and CSS. dashboard-navbar.js: importNotificationBoxfrom"./notification-box/notification-box";//...exportconstDashb...

P粉239164234 2023-09-05 15:41:00 0  1  694

Custom Bootstrap 5 carousel on mobile (multiple items, but not in one row)

I'm having trouble trying to customize the carousel layout on mobile devices. I want it to show every item of the carousel on mobile instead of just one, but after trying with some CSS and JS, especially using displayfloat or max-witdh I'm just starting to think this isn't possible, Or I don't know ...

P粉763662390 2023-09-05 11:53:56 0  1  604