java - When an android phone connects to a hotspot that cannot access the Internet, it often automatically switches to other networks. Why not let it switch automatically?

1. Problem: When the Android phone is connected to a hotspot that cannot access the Internet, it often automatically switches. Details: In a recent project, it needs to interact with hardware. The hardware serves as a hotspot. After the mobile phone connects to the hardware hotspot, it communicates ...

给我你的怀抱 2017-06-23 09:12:38 0  2  1212

javascript - How can I implement partition scrolling on the mobile side?

I would like to ask how to implement different areas on the mobile terminal to have their own scroll bars and linkage. How can I make the menu and the corresponding food have their own scroll areas, then slide to a certain position on the right and link to switch on the left? I can try to implement ...

迷茫 2017-05-19 10:30:54 0  2  495

Unable to log in to personal center on mobile phone

I cannot log in to the personal center on the mobile webpage. The mobile phone card is mobile, but it prompts that non-China Unicom and Telecom mobile phone numbers are not allowed to be used. I don’t know what the problem is and whether there is any official person to solve it.

做自己的小太阳 2021-07-16 22:00:43 0  2  1772

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  687

How to enhance the interaction ability of two contact fields?

I need to center two fields ("CallUs" and "OurEmail") and make them responsive at the same time. They should be stacked together on small screens. I have inline CSS to position them correctly on large screens as shown, but they don't stack together like they should on small scree...

P粉725827686 2023-08-14 21:20:22 0  1  570

Keycloak 18: Guide to setting up a database migration strategy manually

According to the Keycloak documentation - Upgrade section (Upgrade), using --spi-connections-jpa-default-migration-strategy=manual will write all necessary queries required for database migration to the SQL file and exit the server. I've tried configuring this as an inline parameter and tried adding...

P粉798010441 2024-03-26 11:55:26 0  1  449

I want to install linux on the mobile hard disk

I want to install a Linux system on my computer, but the Lenovo Xiaoxin air13pro I use seems to have been modified by Lenovo. So it doesn't seem possible to install dual systems directly. I just want to install it on a mobile hard disk. I also read a lot of installation tutorials online. But because...

曾经蜡笔没有小新 2017-07-06 10:36:12 0  2  1226

Disable outer div scrolling and re-enable it when inner div reaches bottom

I'm making a webpage with multiple vertically placed divs, here's my concept: when the scrollbar reaches the bottom of the first div, the outer scrollbar will be disabled and the second scrollbar enabled the user has to reach the inner scrollbar bottom to enable external scrollbars I've tried to fin...

P粉211273535 2024-03-30 12:33:42 0  1  494

Unable to automatically align text

I'm trying to automatically align text so that it starts from the right when the text is in Arabic and from the left if the text is in English. After searching the internet I found that I have to use dir="auto" in the tags and text-align:auto; in the CSS file. I used the h1 tag but not the...

P粉043470158 2024-02-25 20:32:36 0  1  433

Am I using Firebase JS SDK or React-Native-Firebase?

I created a large web app using Firebase's JSSDK and now I'm transitioning to a mobile app using React-Native and Expo. Since I use Expo, I created a development client so that I don't use ExpoGo since RNFirebase uses native code. My goal: implement basic Google login associated with React-Native-Fi...

P粉083785014 2023-09-02 18:27:28 0  1  626

There is an error with npx create-react-app command, how do I fix it?

I've been trying to create a new React app using the 'npxcreate-react-app' command but it doesn't seem to be working for me. Has anyone else encountered this problem recently? I have a stable internet connection and ensure Node.js is up to date on my system. However, whenever I run the 'npxcreate-re...

P粉512526720 2024-04-05 14:42:18 0  1  3674

AWS SDK V2 to V3 migration with minimal code changes in the Node JS api

We have API built using AWS serverless framework. Here we are using a lot of aws services in our functions and currently using aws-sdkv2. Now I want to migrate it to use aws-sdkV3 with minimal code changes. In most of the aws documentation/documents available on the internet, the following steps are...

P粉156415696 2024-03-27 16:54:55 0  1  471

Microsoft calls for deactivation of IE browser. How many browser cores are there now? Which browser do you prefer to use?

Drive China News on February 10, 2019 IE browser, as a web browser launched by Microsoft Corporation of the United States, has become the first choice for many people to access the Internet. It is loved by many users. However, this browser that has been smooth for many years has officially been aban...

藏色散人 2019-02-11 14:47:10 1  12  6000

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  785

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  703

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  595

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  554

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  982

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  497