How String.fromCharCode function is used in html input fields with mobile keyboard

I want to capture keyboard key codes and convert them into characters. I am using String.fromCharCodejavascript function but it only works with computer keyboard and not mobile keyboard. Any help would be greatly appreciated. $(".inputsmeter").keyup(function(e){letkey=e.which;letc=String.f...

P粉896751037 2023-09-01 09:45:04 0  1  769

How to access value in JS file stored using PHP function

I'm building a custom plugin for a chatbot in WordPress and have written some logic in a JS file to get the API and responses. As a body I'm sending two parameters. One of the parameters is stored in the wp database using a PHP function (my core plugin file). So I want to access this function/path.

P粉590929392 2023-07-29 00:04:23 0  1  576

Use useState hook to maintain persistent values ​​across multiple function calls

I'm calling the "deleteDepartment" function on a button to delete department rows in a table. Get the selected row index from the table (I'm using shancn table using tanstack table) in "selectedRows" hook (pass setSelectedRows as prop to the table component which gets the value f...

P粉006540600 2023-08-14 13:33:49 0  1  505

javascript - After the jquery object is defined as a jquery variable, how to use: gt this (there may be a problem with the expression)

$("li:gt(2)") can be used, but a long time ago I saw a jquery variable converted to XX and then used: gt(2), such as var $li=$("li") , I need to use: gt(2) based on the $li variable. I don’t know if you understand what I mean. I am urgently looking for an answer. I wrote this a l...

黄舟 2017-05-16 13:35:42 0  2  641

Use self-executing functions to simulate a block-level scope (for example, after the for loop ends, subsequent code can no longer access the loop variables)

Question: Use a self-executing function to simulate a block-level scope (for example, after the for loop ends, the subsequent code can no longer access the loop variable). When I answered this question, I was also very dissatisfied with my answer. Is there any teacher or classmate who can give a set...

善為 2019-02-14 09:20:20 0  0  850

java - request.getRequestDispatcher jumps, and the log also indicates that view (jsp) is accessed, but the browser does not move.

1. The springmvc filter request.getRequestDispatcher jumped, and the log also indicated that the view (jsp) was accessed, but the browser did not move. {Code...} {Code...} There is a function request on the page to request the controller through jquery ajax. The filter found that the filter request ...

欧阳克 2017-06-12 09:22:12 0  2  857

Problem filtering data from a dataset based on user input

Here's an overview of what I've tried so far: I have a searchInput element where the user can enter their search query. I use a function to handle the filtering process when the value of searchInput changes. The filter function loops through the dataset and compares each item to the value of searchI...

P粉903969231 2023-09-20 09:37:52 0  1  722

How to use multiple filters with the Google Analytics Data API (GA4) using PHP

So that's my first question, I'll try to follow the community rules. I'm trying to use multiple filters in GoogleAnalyticsDataAPI (GA4) using PHP. I've successfully been able to use a filter and display it in a custom dashboard. Below is the code to get the url data starting with the value: /133. Th...

P粉704196697 2023-11-04 14:39:38 0  1  767

Optimizing React Application Performance: An Efficient Way to Render Large Numbers of Projects

I'm developing a React application and need to display a large list of items (thousands of rows). Currently, performance is very slow when the user scrolls through the list or filters items. Is there any way to optimize the performance of my React application to improve user experience? Some additio...

P粉733166744 2024-01-16 20:43:20 0  1  465

How to return response from async call?

How to return response/result from function foo which makes async request? I've tried returning a value from the callback and assigning the result to a local variable within the function and returning that variable, but none of these methods actually return a response - they all return undefined or ...

P粉668113768 2023-08-23 12:49:32 0  2  624

How to return response from async call?

How to return response/result from function foo which makes async request? I've tried returning a value from the callback and assigning the result to a local variable within the function and returning that variable, but none of these methods actually return a response - they all return undefined or ...

P粉722409996 2023-10-08 20:41:15 0  2  662

tp3.2.3$.ajax cannot return data using $this->ajaxReturn()

As mentioned in 3.2.3, the front-end uses $.ajax() in jquery. As long as $this->ajaxReturn() is not used in the controller, the front-end can receive return data, such as echo json_encode($data);exit; but as long as it is used $this->ajaxReturn() function, the front end will execute error: fun...

xr 2018-10-18 11:47:23 0  0  841

Counterexample to not rendering Salix

Using the example provided by Salix on GitHub, I am unable to render the counter application correctly. I have created the view, update and initialization functions using the provided code. Then I created the app using the following function: SalixApp[Model]counterApp(strappId="counterApp"...

P粉006977956 2023-07-27 20:10:15 0  1  609

React reports props."function" is not a function

I'm creating my first online store and I'm running into a problem. I made fake API which contains product card data and when I use axios.get to get them and add to state I get "props.addCardData is not a function". I must say, everything worked fine until I added axios.get. Other functions...

P粉475315142 2023-09-04 10:38:59 0  1  667

php - How to use public public methods and public static static public methods in a class?

When to use public function xxxx in a class? When to use public static function xxx? When writing classes, I usually use public function xxxx. Because I don’t understand public static function xxx very well, I have never used it. Please know. of...

天蓬老师 2017-05-16 13:15:33 0  2  952

How to insert a gif in the Slate editor

I have a slate text editor in my app and want to insert a gif using giphy links. I tried adding using the insertNodes function but that just seems to add a new row. I've listed the function I use to add the gif below; functioninsertImage(editor,url){constelement={type:'video',url,children:[{text:''}...

P粉982054449 2023-09-11 11:20:49 0  1  638

javascript - jquery jsonp principle: js tag dynamically generated position problem

The principle of jquery jsonp is to use the src attribute in the script tag to solve the cross-domain problems encountered in front-end and back-end data requests. One thing that is not clear is that jquery appends the dynamically generated script tag to the head tag, which is the head of the docume...

迷茫 2017-05-19 10:33:18 0  4  912

jquery ajax() function not working properly or even being acknowledged

I'm currently working on a project using jqueryajax functions. I just want the ajax function to display some text from a file on the server when a button is clicked, but when I click the button it does nothing. I tried adding an error message but that doesn't seem to work either. I've made sure to u...

P粉947296325 2023-09-06 11:40:35 0  1  756

thinkphp3.2.3 How to use the assign function in function.php in the Common file in the module

I am new to TP, because the function.php in the Common file in the module is a public function file, not a class file. What should I do if I want to use the assign function in the framework directly in the function?

伊谢尔伦 2017-05-24 11:33:38 0  3  611

Return value of function returning in scrapy - Stack Overflow

As shown in the figure: I called parse_voucher in the yield function to obtain the corresponding value, and then returned the data obtained using parse_voucher in the parse_store function. How should I deal with this method? Please give me some advice...thank you

漂亮男人 2017-05-18 10:51:55 0  2  718