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Preview of the teaching course on September 10, 2018: How to implement paging query data table and classification query for class encapsulation in PHP

Preview of the teaching content of the third online class of PHP Chinese website on September 10, 2018: 1. Teaching topic: How to use PHP to implement paging query data tables? Encapsulate classification queries into classes to achieve code reuse. For more detailed knowledge points, please pay atten...

藏色散人 2018-09-10 10:02:37

How to call sqlserver's paging stored procedure in php

How to call the paging stored procedure with return value when php connects to sqlserver using PDO method? ALTER PROC [dbo].[sp_PageView]@tbname varchar(128), --The name of the table to be displayed in pages @FieldKey varchar(1000), --Used to locate records

孤独岛 2021-11-05 13:52:01

Next.js nested dynamic routing with specific settings page for each route

I have a web application built using Next.js and TypeScript. This application can display an unlimited number of nested paths, for example: /groups/sports/team-sports/footballeducations/elementary/classes/groups/preschool/kids/members/high-school/teachers/math/algebra The first part of the path is t...

P粉875565683 2024-03-28 15:05:09

How to insert three ads in the list of video types on the video tutorial page

For example, how to insert three large picture advertisements in the list of video types on the video tutorial page of this website? Could it be that the number of pagination items of different types is controlled differently?

李绅 2019-12-10 20:50:53

What's the point of react-hooks/exhaustive-deps warning for state setter?

I'm using React to build pagination. The application uses state to manage paging and search. I want to reset the pagination to page 1 when the search term changes. //SimplifiedexamplefunctionuseSearchTerm(){returnReact.useState("");}functionusePage(){returnReact.useState(1);}functionMyComp...

P粉465287592 2023-09-01 22:11:31

In the thinkphp5 course, using paginate() in the controller prompts that the attributes of the class do not exist.

Video tutorial //m.sbmmt.com/course/631.html In Chapter 5, Section 3, use pagination to display classification information. In this video, $cate_list=Menu::paginate(10); is written based on the video. On the template page When used, it will prompt that the attribute of the class does not exist: ...

北岛初晴 2017-11-20 11:10:33

javascript - How to pass the value of the variable in the asp.net backend .cs file to the frontend aspx for use (JS can also be used)

As the title says, I am working on a paging function, because one page in .net corresponds to a background processing program, which feels a little different from Java, so I would like to ask how to pass the values in the variables in the background to its corresponding The front-end page: the b...

我想大声告诉你 2017-05-18 10:59:59

javascript - How does the applet wx.request render all data to index.wxml

I have been learning mini programs recently and just learned wx.request. I used php+mysql to output a piece of json data format. Link: http://www.likeyunba.com/tmp/... I want to render these on the mini program page. data. index.wxml {code...} index.js {code...} When refreshing the page...

天蓬老师 2017-06-16 09:18:41

How to prevent users from accessing my admin route directly from the address bar: workaround in Nuxt and Vue apps

I have some pages (routes) that I only want a specific type of user (admins) to have access to. I can capture the routing event when I click a link in the app, but not when I change the URL from the address bar. How can I catch such URL changes and check the user type before allowing the user to acc...

P粉178894235 2023-08-26 16:23:05

Set click events individually for list items in the WeChat applet for loop

WeChat applet uses a for loop to traverse a page similar to a news list. The default news content is partially displayed. There is an 'expand' next to each list item. After clicking, only the content of the list item will be expanded. How to do this? What about writing? Baidu has some tutorials that...

Y殷涛T 2017-06-23 13:41:42

Looking for a more elegant way to assign the "selected" attribute to a previously selected <input> element

I'm creating a simple CRUD application using PHP. On the create page, there is a drop-down menu that allows the user to select the type of highway for which they want to enter information. On the update page I want to preserve the selections the user made on the create page. The value selected by th...

P粉635509719 2024-01-16 20:46:55

How to show loader of php page?

I have a bunch of .php pages, each corresponding to an html webpage. Each page takes about a minute or so to fully process and load. I want to show a loading image to the user when the page is fully loaded. I thought of a way logically like loading the image first and the main content stays hidden w...

P粉651109397 2024-01-10 16:52:02

javascript - How to click the page button to open the local exe program on the computer?

For example: To realize this function in the internal system, click the page button to automatically open the application on the computer, such as Feiqiu. . . It's best to do this on chrome. . Has anyone done something similar? Thank you so much

typecho 2017-06-12 09:32:20

Modify pagination values in Laravel model method by intercepting requests

In my Laravel application, I have an API entry point where I collect initial data for my application, for example I get paginated results for posts, tags, users... I use paginate:15 for all records, But for users I want to use paginate:30 because in my request parameters I have something like this: ...

P粉295728625 2024-03-22 14:16:16

HTTP error 404.3 - Not Found, please solve it

After the system is installed, the php webpage cannot be logged in, and only htmlHTTP error 404.3 - Not Found cannot provide the page you requested due to extension configuration issues. If the page is a script, add a handler. If the file should be downloaded, add a MIME mapping. Detailed error info...

胡清太(醉好MBA） 2019-02-14 20:59:23

How to use php to call external programs (such as generated exe written in c++)

I would like to ask the experts for advice. I want to make a web page. For example, I can input two numbers on the web page, and then PHP calls a program written in C++ to return the sum of the two numbers to the web page. Thank you~

小楼 2020-12-04 10:53:27

Script not running properly after Ajax call

I'm building my own portfolio website on WordPress and writing almost the entire code without plugins. The website's homepage comes with a dynamic "Custom Post Type" grid and I have implemented an Ajax filter based on post taxonomies/categories and the posts are reordered based on the filt...

P粉642919823 2024-01-29 11:10:45

Typescript error occurs when assigning VITE_API_URL in baseURL of axios

I have a very basic axios setup on a Vue3 application built on Vite and Typescript. However, I get a typescript error for 'baseURL' which reads: Input 'string|'boolean|undefined' is not assignable to type 'string|undefined'. Type 'false' is not assignable to type 'string|' undefined'.ts (2322) As ex...

P粉014218124 2024-03-19 16:45:32

javascript - How to convert pages into images for sharing in WeChat mini program

Hello, we are currently making a small program for business cards. How can we convert a page into a picture in the small program? Is there such a js interface? Thanks, I've tried using canvas, but the applet can't get the dom. .

ringa_lee 2017-06-28 09:28:42

Learn how to use a CDN to serve lazy loading blocks for Vue JS

I'm developing a single page application written in Vue.js3 and built with VueCLI5 (Webpack5). The application is served by a Laravel application deployed to AWS, and the deployment tool is LaravelVapor. The tool also uploads all static resources (including JS blocks) to AWSS3 and provides access vi...

P粉718165540 2024-01-16 12:01:53