I know how to cut pictures on the front end and want to learn PHP website development. I would like to ask for a complete class video of the physical class of a first-line PHP institution in Beijing.

I know how to cut pictures on the front end and want to learn PHP website development. I would like to ask for a complete class video of the physical class of a first-line PHP institution in Beijing. I learned front-end cutting at an institution before, and then became a cutter, but I didn’t have mu...

. 2017-08-28 14:28:41 0  1  1389

Why do images and animations disappear when adding a class to the last column?

I'm trying to animate 6 images in an infinite loop. When I add the 6th image and add the "poster" class, no image displays, but if I omit adding the "poster" class to the 6th column (or image), the first 5 images display and animate correctly. I don't understand why this happens....

P粉792026467 2023-08-15 11:29:09 0  1  437

larval upload pictures

How to define the route for uploading images in the larval framework Route::post('admin/uploads', 'Admin\ListController@uploads'); //Upload image class defined in this way will report an error

我们不一样，不一样 2018-12-04 00:23:47 0  0  864

javascript-canvas drawing

I wrote a function that calls canvas's drawImage for the first time to draw part of a local picture (it can succeed), and then calls toDataURL to convert the picture drawn by canvas into the src attribute of the image object, and then this Why does the picture drawn on canvas call the same method fo...

PHP中文网 2017-07-05 10:46:27 0  1  762

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  939

How to import the contents of RTF format files into the editor in PHP?

The new function needs to extract the content from the RTF format file and put it into the input box of the unavailable input tag, as shown in the following figure. How to implement this function? Is there a method class in PHP to obtain it? .

北城浮生ぅ 2017-12-09 10:49:49 0  0  1102

python - How to add countless identical fields to a model?

I have a model and want to add pictures describing it. The number of pictures is not fixed. Is there any way other than association?

大家讲道理 2017-05-18 10:58:46 0  2  607

How to use variable as image src - vue.js

I'm new to Vue and doing some html and css and I want to use a variable as a directory of images but the images never load and the variable is being updated by a valid tauri function and I need the images to change as well. Here is some code of mine <template><imgv-bind:src=getimg()>--an...

P粉148434742 2023-12-29 16:42:56 0  1  572

javascript - Masters, please help me. I have been working on Baidu Editor for three days. The problem is as follows.

The Vue I use for my front-end project has a port under 8081, and the port for uploading to the nodejs project created with express is 3000. Personally, I don’t think uploading images has much to do with the port. I can successfully upload images from the front-end to the back-end. After uploading, ...

某草草 2017-05-31 10:37:20 0  3  541

javascript - Ask jq about distinguishing element types.

If the divs in the picture are of different types, I now want to put the different types of divs into an object (the object consists of the top, left and id of the div) to form an array. How can I distinguish different types of divs in the upload background? Add different classes to div to judge? Th...

过去多啦不再A梦 2017-05-19 10:42:27 0  2  551

When uploading multiple images, the last image is a thumbnail. How to set the first image as a thumbnail?

When uploading multiple images, the last image is a thumbnail. How to set the first image as a thumbnail? <?php                        $first = post_read($_thread['firstpid']);                            

杨杰 2021-06-17 23:19:23 0  1  1134

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  594

New Title: Display Image from Firebase Cloud Storage Blob Using Vue

I'm building a product lookup repository where the user will scan a product barcode which will then return data about the product along with a picture of the product to display. Now for testing purposes I have set up a Firebase bucket and uploaded an image. I have successfully retrieved the image by...

P粉362071992 2024-02-21 11:30:43 0  2  470

Safari: Webcamjs does not accurately capture live images

I'm developing a surveillance system where we need to take an image of the user every x minutes (with their permission) and have the webcam HTML element not be visible to the user. However, sometimes the captured images show old images in Safari. I have created a mock application using webcamjs and ...

P粉338969567 2024-02-17 15:12:30 0  1  374

Implementing a Pinterest-like CSS grid of dynamic images in React

So I'm trying to use CSSGrid to make a Pinterest-like image gallery. So pictures of different heights can be next to each other, and each picture can take up empty space. But all the examples I've seen add different classes on each image based on the height they want, whereas I want to add images dy...

P粉614840363 2024-03-21 20:21:31 0  1  521

Code handling of lengthy data URIs

I use data URI, base64 to add images and videos to my game, but I found that if I want to make a game with multiple videos, each video will be over 500 lines of code, so is there any good way ? Suggested to handle this type of file, what I really did was make a Mixin file and make multiple functions...

P粉872182023 2024-02-03 22:56:39 0  1  438

javascript - Scope issue of parameters in JS function

1. Wrote a drop-down scroll bar to load more functions. The code is as follows. The dropload event is a + function that monitors the scroll wheel. When entering page A for the first time, the ajaxModel function is triggered and the method and param are passed in. However, When this screen of data is...

巴扎黑 2017-06-26 10:52:31 0  1  712

The useState hook changes the state of all components, not just the expected one.

I'm using React. I'm trying to change the style of the image that is clicked. But the state is applied to all elements using this function. onClick event is applied to the picture. Click on one and the border color of the other images should change to #a2a0ff. Only clicked images should have the col...

P粉590428357 2023-09-14 15:45:46 0  1  590

Unexpected output from functions inside React components

I imported two images (IMG and IMG2). The IMG assumes that it displays when the viewport width is less than 600px, and displays another one if the viewport width is greater than or equal to 600px. So I added a function that checks the viewport width and then it returns one of those two images, but t...

P粉614840363 2024-04-03 00:17:44 0  1  416

Interpret image coordinates submitted for animated image elements in a form

I want to capture the X:Y values ​​indicating where the user clicked on an animated image by checking the php$_POST array. The problem is that while I can get the input submission information on the static image, I can't seem to get any values ​​from the animated image. Here is the complete HTML pag...

P粉421119778 2024-02-26 22:34:14 0  1  666