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javascript - Questions about the jQuery File Upload plug-in

The user uses the input="file" tag to select a picture. After I draw the picture selected by the user to canvas for processing, I get the base64 picture data. Then the question comes, how do I put this result into jQuery File Upload, and then click the button What about uploading? {code......

淡淡烟草味 2017-06-10 09:49:07

How to align bootstrap navbar text with image?

I'm using bootstrap navbar and I inserted an image to the navbar branding but due to the size it messes up the alignment. I want the text that goes with it to be aligned with the middle of it, but I don't know how to get the other button text to be aligned with it too. This is what the output looks ...

P粉221046425 2024-03-28 14:13:44

javascript - How to implement the drag-and-drop function of jquery ui to stop drag-and-drop when certain conditions are met

As shown in the picture, I can drag the small dot in the lower right corner to zoom the image. Since the zoom function of jquery ui cannot be satisfied, I wrote this myself. Now I need to drag the small dot in the lower right corner to the position in Figure 2. , you can no longer continue dragging ...

某草草 2017-05-19 10:42:24

javascript - When using jquery's fadeOut and fadeIn in IE7, the background image appears with black edges? ?

When using jquery's fadeOut and fadeIn in IE7, the background image appears with black edges. Has anyone experienced this situation? ?

某草草 2017-05-19 10:40:02

Change image via onclick() function

I want to change one picture to another when clicking on the object. The code is stacked in the following order: What I want is that when I click, the image is replaced with a colored version of the image, i.e. another image. Now, I know I can do it using JQuery/JS. But I don't want to add a lot of ...

P粉242535777 2023-08-18 08:53:28

The signature image path cannot be saved to the database

I use https://laratutorials.com/signature-pad-php-mysql-jquery/ to create the signature pad. The problem is that when I click submit, the signature image path is not saved to the database. This is the code for upload.php <?phpinclude_once'../db_connect.php';$folderPath="upload/";$image_...

P粉388945432 2024-02-17 12:52:43

How to use the Google Vertext AI Vision API to create a simple website that converts user-submitted images into text.

I'm trying to build a simple HTML/CSS/jQuery website that uses the Google Vertext AI Vision API (or other service) to convert user-submitted images to text. If anyone could answer the following questions I would be very grateful. How difficult was it to create this website? Are there some examples o...

P粉798010441 2023-07-21 10:47:08

javascript - The height of the image can be obtained in jQuery but the width cannot be obtained

$(document).ready(function() { {code...}

女神的闺蜜爱上我 2017-07-05 11:06:33

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

How to get the natural dimensions of an image using JavaScript or jQuery?

So far I have this code: varimg=document.getElementById('draggable'); varwidth=img.clientWidth; varheight=img.clientHeight; However, this gets me the html attribute-css style. I want to get the dimensions of the actual image resource of the file. I need this because after uploading the image, its wi...

P粉916553895 2023-10-21 13:53:08

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

Spades, Diamonds, Hearts, Clubs => styles do not change font color in Chrome for Android

In Google Chrome on Windows, the card suit symbols (spades, hearts, diamonds, clubs) are colored correctly using the "style" attribute. Unfortunately, the same page displayed in Google Chrome on Android does not display the colors I defined but uses the default black and red. (See the atta...

P粉896751037 2023-09-05 15:25:13