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android-studio - Android reflection acquisition method ClassNotFoundException

I want to get the mMap collection held in the Bundle. In the bundle class, there is a getMap() method to get it, but it is marked as hide, so I use reflection to get it. {Code...} This is the code I tested , before I called the method directly, and then an exception was thrown. So I printed all the ...

PHP中文网 2017-05-16 13:24:23

How to stop an animate animation with jquery

There are two methods. Execute the turnRight method to control the box to move to the right, and execute the turnLeft method to control the box to move to the left. The box is on the right by default. {Code...} In the turnRight method and the animate animation method, I added a callback function to ...

某草草 2017-05-16 13:43:21

How to directly execute the inheritance chain's base class in Javascript (OOP)?

I'm dealing with an inheritance chain of 3 extendable classes. Renderer (base) ->Mailbox (child) ->MailboxInbox (final child) Each of them has its own render method. Children just override the render method of the renderer (Base) and finally they should use the render method of the renderer (B...

P粉718165540 2024-01-10 17:20:07

oop - In Java, doubts about anonymous inner classes calling external class methods

Today I learned about inner classes and learned that inner classes can hold this of outer classes, so that OuterClass.this.medthod() can be used in inner classes to reference the corresponding outer class methods. But I wrote the code and it can run. However, I don't understand the calling logic ver...

漂亮男人 2017-05-17 10:07:37

Ask for advice on the asynchronous method of php+apache web server in ubuntu system does not execute callback

System environment: Ubuntu system php+apache2+mysql Problem: All asynchronous methods in the browser post, get, etc. system do not execute callbacks. The code running on server2008 is normal. The server receives the request data and executes the PHP code. Go to exit(json_encode and return to the fro...

无中生酉 2020-06-13 16:15:19

php - Call python files in laravel controller

I want to call a python file in a file in laravel controller. The call using PHP directly outside the framework is successful, but the same method cannot be placed in the folder of the controller. Can someone please advise whether the laravel framework cannot call python files in the first place? Or...

阿神 2017-06-05 11:07:10

Google Workspace Archiving in Moodle

I built a simple MoodleLMS, I added GoogleAuth for login, only users in my GoogleWorkspace can log into this website and it works fine. Every user has a field "Employee Type" but the problem is in Moodle, I cannot map this field in my Moodle. I found the GoogleAuth menu to map the data but...

P粉590929392 2024-04-01 11:53:56

java - How to modify mybatis if it exists in the database, and add if it does not exist

I want to implement an insert function. Before inserting, it is judged whether there is the same data as the key field in the database. If so, perform the modification operation. If not, perform the insert operation. I would like to ask for advice: Is there any way to make the judgment without doing...

给我你的怀抱 2017-05-17 10:04:15

How does Thinkphp call PHP extensions?

I installed the grpc extension of php, and can call [root@localhost softEval]# php greeter_client.php Hello world directly using the php command line. However, in the Thinkphp framework, I call the extension function in the same way, prompting: Class 'Grpc \ChannelCredentials' not found. Does anyone...

轻轻的 2018-07-10 10:24:48

Scale text to fit browser size with transition

I have some text that I want to resize to 100% of the browser when hovering over a button. How can I make this text fit in the browser/container? I know that with fontsize you can do something like font-size:100vw, but the animation of font-size is very unstable so I can't use this method. http://js...

P粉459578805 2023-09-08 11:11:22

How to know when a Vue component is fully initialized?

So, in my Vue component, I have an async created method and several variables with async watchers. These variables are used as v-models by elements in the template section of some components. The watcher calls other methods to change the values of these variables. This process will continue for a ...

P粉909476457 2024-04-05 14:20:24

How to determine which email client is being used?

I'd like to see if there is a way to customize the HTML email based on the user's email client. I'm wondering if there's a reliable way to do this via something like a user agent that can indicate that it's viewing in Gmail, Outlook, etc. So is there a simple way to show and hide some IDs that conta...

P粉514458863 2024-03-21 22:19:09

Best way to preload route data before accessing the route.

Before rendering the page for a given route, I want to first get the necessary data synchronously. Ideally I'd like to get the data in the page component, but I'm not opposed to doing it in the router file. I've read and tried various approaches, but part of the challenge comes from the fact that th...

P粉197639753 2023-11-17 14:54:42

Can PHP directly call functions in a class without using new?

I have to do something new every time, which is very unaccustomed. Can I use the functions in the class directly? The purpose of using the class is to look at the static attributes inside, so that when operating redis or mysql, automatic connection and connection reuse can be realized without the ne...

只争朝夕 2022-12-23 12:12:24

How to create a dynamic CSS system in a Vue 3 application?

I'm developing an application that will be used by many different clients, but "themes" cannot be shared between clients because their color schemes are considered proprietary and confidential, although I know this sounds ridiculous. Now, the color is defined in the main App.vue component ...

P粉826283529 2024-01-07 19:49:37

vue 3 composition api component with checkbox array and toggle all

We've decided to gradually move from knockout to using TypeScript's Vue3 composition API, and I'm trying to understand the anti-pattern of mutating props. I have a working component that is doing its intended job, but basically I want to confirm that the way it is written is the recommended approach...

P粉670838735 2023-08-30 20:55:11

Possible solutions to slow left joins in complex doctrine queries

I have a symfony repository method that fetches a fairly complex dataset which is then placed in a CSV file by an export manager class. I don't want to put the entire code that handles the export job, but I managed to pinpoint the point at which the query slows down, so my question is about any othe...

P粉517475670 2023-09-02 18:55:02

Symfony 5.4 migration: Doctrine\ORM\Configuration::setSchemaIgnoreClasses() method is undefined

I have a Symfony application made with 4.3 and I want to upgrade to Symfony5.4. I followed the Symfony instructions but ran into a bug that seems to be preventing cache warmup. Script cache: Clear returned error code 255!! PHP fatal error: Uncaught error: Call to undefined method Doctrine\ORM\Config...

P粉434996845 2023-12-16 11:04:58

Create an animated counter in React.js: a step-by-step guide

I'm looking for a way to animate a counter in React. For example, I have 3 components with the following structure: Master: Logical component Counter (Master is the parent of logicComponent and Counter) The logical component passes a number to the master component which passes it to the counter whic...

P粉635509719 2023-10-21 19:46:40

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