I have never seen VUE's project in action.

I have never seen VUE in actual project practice. I have never seen VUE used in any project. I have never seen VUE in actual project practice. I have never seen VUE used in any project. What practical effect does it have? ? ? ? I have never seen VUE in actual project practice. I have never seen VUE ...

手机用户094955811 2019-08-21 15:49:34 0  1  1444

Optimize your browsing experience by opening URLs in new tabs or reusing existing URLs where possible

Now I have a link <ahref="blabla"target="_blank">link</a> however, this always opens a new tab. I want the following effect. If the user already has a tab with the same URL, reuse the tab and refresh if possible. Otherwise, open a new tab. How can I achieve this using...

P粉939473759 2023-08-24 19:03:55 0  2  503

javascript - How to customize vscode what you want

The effect you want to achieve by vscode customization is to press the shortcut key JS and click variable A to jump to the declaration of variable A. In CSS, click the class name B to jump to B{...}. Unused JS variables or The CSS class name is grayed out and the JS arrow function is automatically c...

代言 2017-07-05 10:38:58 0  1  937

javascript - When clicking the left and right switching arrow of swipe, the current vue instance is accessed inside the slideNext function in the swipe source code.

The current requirement is to use vue to create a carousel component with a tab bar and swipe. When I click on the left and right heads of the carousel image, I want to get the page number of the current page in the slideNext function of swipe, and pass the page number to the vue instance to achieve...

漂亮男人 2017-06-26 10:58:16 0  1  754

javascript - Use H5 technology to implement a barcode similar to WeChat, Alipay, and click full screen and automatically switch to landscape mode?

As title. I developed an APP using H5+. Clicking on the QR code has been implemented. How to better achieve the effect of clicking on the barcode to enlarge and horizontal screen is similar to the payment interface of Alipay and WeChat? Figure 3. I didn't do it well. I beg you all to provide elegant...

扔个三星炸死你 2017-06-14 10:50:51 0  3  1243

Why does grayscale SVG become less bright when converted to alpha?

I'm trying to create a transparent "starry night" effect using SVG. I have the SVG inline inside a black background element on the web page. I started with a turbulence filter and then applied a color matrix to get the desired effect: <svgxmlns="http://www.w3.org/2000/svg">...

P粉986937457 2024-02-26 18:01:19 0  1  325

Revalidate after mutation in reaction query: step-by-step guide

I have a basic implementation of data fetching and updating using react-query on a next.js application. My goal is to update the data after mutation. Currently, the data is only updated when the tab is refreshed. But it won't change without user interaction. I found that the data update happening wh...

P粉752290033 2024-03-25 21:53:26 0  2  454

javascript - angular-cli uses ng build --prod and ng build --prod --aot to package files with the same size?

The size of my complete project after compilation using ng build --prod is 1713k, as shown in the figure. After using ng build --prod --aot, the size is still 1713k; Do --aot need other configuration parameters to be effective? 4. Or should we say that before using the --aot parameter, we need to pe...

天蓬老师 2017-07-05 10:39:00 0  2  870

Material UI Datagrid link column stops onRowClicked

I'm using MaterialUIDatagrid to display some data. One of the columns displays a link that opens the URL in another tab. On the clicked row I want to navigate to another page, but when the link is clicked I don't want to navigate to another page. I could simply disable the link's click behavior on t...

P粉208469050 2023-09-16 19:17:00 0  1  563

css - How to use flex to implement a three-column layout, but the height of the child elements must be adaptive?

I want to use flex to implement the three-column layout in the picture. I currently encounter the following problem: when the parent element sets display: flex, the height of the three columns is the same, and I want the height of the three columns to be adaptive. I try to set Neither flex-direction...

滿天的星座 2017-05-16 13:45:22 0  1  1628

Add additional values ​​to displayed format data fields using javascript

I'm trying to achieve this: I want to create a form that collects data entered by the user and prints it on the screen. So far I have achieved almost a working effect with the code snippet below, however, I need the "textone" and "textTWO" fields to display the additional data va...

P粉598140294 2024-04-04 15:17:13 0  1  3759

javascript - Issues about JS event delegation operation ul li tag

Let me first talk about the function I want to achieve, which is to click on a li tag in a ul to remove the currently clicked li. But after trying it again and again, I couldn't achieve the effect I wanted. The current question is as follows: How to use a more direct method to obtain the currently c...

巴扎黑 2017-06-28 09:27:49 0  2  872

Learn how to implement pagination or filtering functionality in Next.js

I'm looking for a solution to implement paging or filtering in my web application using traditional page routing methods. Do I need to use client side data fetching? When the query string changes, it will not cause the page content to be re-rendered. I don't want to use SSG to get the entire data an...

P粉517814372 2023-08-14 20:23:46 0  1  714

javascript - How to use js or css3 to achieve the dynamic effect of element borders, as shown in the figure?

The aperture can be one, just like the avatar frame of King of Glory. How can it be realized?

仅有的幸福 2017-06-30 09:57:39 0  2  1207

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  830

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  730

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  619

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  581

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  1009

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  508