Why is there no response after clicking on it? If I switch to switchTab, I can enter directly without logging in. Can anyone help me? Thanks.

Why is there no response after clicking on it? If I switch to switchTab, I can enter directly without logging in. Can anyone help me? Thanks.

Alone 2019-02-14 15:37:17 0  0  886

android - When the phone is in landscape or portrait mode, the instance in the fragment such as the recyclerview object is null, and the callback when returning data in the background causes a null pointer exception.

When the mobile phone switches between horizontal and vertical screens, the fragment status is lost, causing a null pointer exception to be reported when the data callback requested by the sub-thread is displayed. How to solve this problem?

阿神 2017-05-31 10:38:57 0  2  1147

React nested accordion parent not updating height

I'm trying to build a mobile version of my homepage and there seems to be a bug with my nested accordion "items" where it doesn't display the correct height of the bottom item section when first opened. To open it, you first click on the project text, then it lists the projects, then click...

P粉293341969 2024-02-21 15:55:48 0  2  359

Using JQuery to trigger a click event only when a specific character appears in a paragraph

I have an accordion with some text marked "Important". I want the page to automatically open pages marked "Important" by clicking a button toggle when the page loads. I've used $(".diff__filename:contains('sections/')")) to search for the word "Important" in t...

P粉269530053 2024-02-17 22:23:01 0  1  495

python - Can pyspider switch to other db when linking to redis? The default is db0

The configuration file says this: "message_queue": "redis://127.0.0.1:6379/db". In this way, the default link is db0. I want to switch to db9. What should I do? I will change it directly to db9 later. The default is still db0. . .

淡淡烟草味 2017-05-18 10:59:31 0  1  775

How can I set a button to switch all accordions on and off?

I have a component that creates a collapsible accordion using the following code: importReact,{useState}from'react';constCollapsible=(props)=>{const[open,setOpen]=useState(false);consttoggle=()= >{setOpen(!open);}return(<div><buttonclassName={

P粉391677921 2023-08-30 16:57:51 0  2  683

javascript - How to switch to a window previously opened with window.open without refreshing the window?

I encountered such a problem in the project. Use window.open(location.href, projectId) in the parent window to open a new window with projectId as window.name. Then in the parent window, I want to switch directly to the corresponding opened window based on the projectId, but without refreshing...

phpcn_u1582 2017-05-19 10:34:22 0  3  891

javascript - Change the value of input while toggle

I now have a button that displays hidden content when clicked. This can be achieved with toggle, but how can I not separately determine whether the content is hidden, but directly replace the value in the button while displaying the hidden content in toggle, between "+" and "-" s...

女神的闺蜜爱上我 2017-06-12 09:32:25 0  2  802

vim - jump to first word on line (non-space)

In normal mode, enter shift+^6 to move to the first non-space. If you are in insert mode, I don't want to switch to normal mode first. What input can I use to jump directly to the first word of the line (non-space)? place)? The home button doesn't work, no, if the line header is a space, my intentio...

天蓬老师 2017-06-16 09:19:27 0  1  1039

node.js - When PHP uses exec to execute nodejs, the Chinese characters passed into JS are garbled

In the existing problem PHP code, use exec to execute the nodejs command. The Chinese received by nodejs is garbled. All operations are run in CLI mode (that is, run under the command line). Chcp 65001 has been executed to switch code pages, and both PHP and NodeJS files are It is UTF8 encoding (no ...

怪我咯 2017-06-30 09:53:51 0  1  1069

Learn to use v-show to switch templates

I'm trying to use v-show or v-if to toggle the display of a template as shown in the code below. The problem I'm facing is that even though v-show is not a lazy condition, when I set showTemplate to false or true, the content of msg is always shown. Please tell me how to use v-show and v-if correctl...

P粉680087550 2023-09-12 23:16:59 0  1  538

Correct use of mysqli set_charset()

I have a question about the correct use of $mysqli->set_charset(). I haven't used this feature on my website in years. Now I'm rewriting my connection script and want to apply $mysqli->set_charset() correctly. Currently the site is still based on "latin1" (but I will be switching to ...

P粉908643611 2024-01-10 16:58:50 0  1  377

How to switch different versions of mysql database in wamp settings

How do I switch between different versions of mysql database in wamp settings? There is only one 5.7.14 in my wamp. The project database sql file given to me by the company is of a lower version. The technical side said that I can import it by changing to a lower version of the database, but I don’t...

李佳羽 2018-07-19 18:17:24 0  1  1444

Issues with Vue.js 3 and Pinia Getters

I'm switching from Angular to Vue.js and trying to understand its architecture. I'm currently stuck with a basic problem and have used a lot of workarounds, but I'm really only looking at temporary solutions. The main issue here is the collaboration between Vue.js3 and Pinia. Pinia consists of Store...

P粉668019339 2023-11-03 18:52:56 0  1  712

nginx - Can the Web file system umask be customized?

The umask is configured as 002 for nginx in the system, but why does the umask value obtained by using PHP on the web change to 022? Where can it be set? Please ask a friend who knows for guidance, thank you! Note: The umask is set to 002 for the corresponding nginx user. Switch to the nginx user in...

滿天的星座 2017-05-16 17:25:27 0  1  1561

How to solve the problem of querySelector only selecting the first element?

I'm trying to make a calendar where when I click on one of the dates a form pops up that you have to fill out. I can't get it to work. The only time I got to work was on the first "1" date. Everything else doesn't work and I don't know how to fix it. I tried rewriting the code and switchin...

P粉276064178 2024-01-10 16:23:33 0  2  409

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  820

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  723

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  611

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  576