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javascript - Ask about the implementation of page parallax effect

Page effect: Jingzhe’s imitation of this effect: I first learned about a library called skrollr.js on Zhihu, and learned and applied it to my own page, because my page is not static nodes, articles and pictures like the ones above. All are obtained by request, and the step-by-step request depends on...

PHP中文网 2017-05-16 13:26:03

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

How can I make text turn into a new element (like a divider) when clicked?

I'm trying to find a way to make certain text on the page turn into separators/new elements when clicked. I don't know how to explain it, but like, imagine an image with a title below it - click the title, and then the image above becomes like a text box/different images/scrollable separator. I'm tr...

P粉872101673 2024-04-04 11:21:03

javascript - swiper image cannot be swiped

The subject of the question was written in Vue because there was no requested data, so some fake data was created: This is a dynamically generated img tag and then used on the page: But when I opened chrome and looked at the effect, I found that this cannot be swiped, and only the initial image can ...

黄舟 2017-07-05 10:48:46

css - How to solve the problem of float elements falling

I want to achieve this effect, but the current code is like this {code...} {code...} I want to ask how to solve it. I read a lot of replies about the width problem. After I change the width, the background image of the div is displayed. Not complete. Is there any way to scale the photo proportionall...

怪我咯 2017-05-16 13:36:42

JavaScript implements smooth transition from thumbnail to full-width image page

http://manifesto.clapat.com/ If you click on any item on the home page, you will transition from a thumbnail to a full-screen image that will become the title of that item's page. How are these transition effects created and what would be the best way to implement them using internal routing instead...

P粉536532781 2023-09-15 22:09:37

JavaScript Basics Notes

JavaScript1. The relationship between JS and DOM. The browser has the function of rendering html code. The html source code is formed into a DOM object in the memory, which is the document object. There is a JS interpreter/execution/engine inside the browser. For example, chrome uses the v8 engine. ...

只是没有如果 2018-11-19 20:33:14

html - css navigation bar is blurred, the navigation bar is fixed, and the page below is blurred as the page slides. How to achieve this?

After searching for a long time on the Internet, I couldn't find a solution that can dynamically affect the page below and make it blurry. This is a blur effect from Station B. It is static. The principle is to use two identical pictures, blur part of one and merge it with the other. My idea is to a...

大家讲道理 2017-05-24 11:36:02

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

How to allow users to upload or change images on one page and display them on another page?

How to let users upload pictures on one page and then display them on another page? The user can change the image and it will change in other pages as well. Also, I'm talking about using php/js/jquery/mysqli whatever works best. (I'm just a beginner in this field, so I'd appreciate it if you use som...

P粉298305266 2024-04-01 18:33:31

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

The behavior of select.remove() method is puzzling

So I'm working in AgilePoint using JavaScript. I've implemented a function that removes a specific option from a dropdown menu, but the end result is very strange. Here is the sample code: enterimagedescriptionhere So here I have set a simple condition and if the condition is true I want to remove t...

P粉322918729 2023-08-18 17:05:54

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

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

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

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

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

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

Multi-device (mobile phone) synchronization - React Native

I'm trying to create a Lightshow that will launch on all users' mobile devices at the same time (can have up to 2000-3000 users). All users will use the Internet (Wi-Fi or mobile data). In our FE we use Apollo for subscriptions and it works like a charm. But the problem is, user A can get subscribed...

P粉151466081 2023-09-05 11:58:38