Vue 2 production code debugging using debugger statements

I want to be able to detect if the user has the developer tools opened in my Vue2webapp. I created and built the application using @vue/cli5.0.8 with default configuration. I found this code which should do the trick - constminimalUserResponseInMilliseconds=100;constbefore=Date.now();debugger;consta...

P粉545910687 2023-09-11 21:35:26 0 1 249

Add "<" after the element with class='btn' and replace the original content after the element is :hover:after

The output on ':hover' is always "1IPSUM" If I decide to add a ':before' element with the content 'content:"1"', it just adds a 1, making the output before hover as "11" "The output I want is: The output on 'hover' is "IPSUM" Fiddle: https://jsfiddle.net/...

P粉236743689 2023-09-09 12:32:51 0 2 319

Remove custom post type and redirect to home page

I'm using get_delete_post_link to delete a custom post from the frontend, but after deletion I'm getting a 404 page. How to redirect to the homepage after deleting a custom post? I inserted this code in functions.php: functionwp_delete_post_link($link='DeletePost',$before='',$after=''){global$post;$...

P粉590428357 2023-09-04 12:16:33 0 2 188

CSS animation won't fade away

I'm trying to solve a simple animation problem where a background image fades in and out on hover. Even though I have defined the keyframe, the web browser shows it as undefined: .elementor-section.elementor-element.core-range>.elementor-container:hover.product-image::before{animation:coreRangeBa...

P粉352408038 2023-08-18 16:45:01 0 1 227

Custom drop-down arrow

Is it possible to change the select tag's dropdown arrow to a custom arrow consisting of 4 elements. I want it to look like this: 3 horizontal lines on the left and a downward arrow on the right I successfully achieved this effect with one element (a horizontal line).select-wrapper::before{content:&...

P粉986937457 2023-08-17 17:52:04 0 1 236

Why do the :before and :after pseudo-elements need a 'content' attribute?

In the given scenario, why does the :after selector need a content attribute to work? .test{width:20px;height:20px;background:blue;position:relative;}.test:after{width:20px;height:20px;background:red;display:block;position:absolute;top:0px;left :20

P粉653045807 2023-07-17 18:43:31 0 2 237

Internal Server Error

This is the apache log display: [Sat Feb 29 12:42:43.562303 2020] [core:error] [pid 904:tid 2084] [client::1:53528] End of script output before headers: vote.php web page running display ：Internal Server ErrorThe server encountered an int

传奇~拒绝者 2020-02-29 16:39:28 0 0 796

mysql trigger problem

After looking at the triggers in the database, I thought, if the quantity inserted into an order table is greater than the product table, then the product table should be a negative number and should be restricted. But when I use before to limit, it cannot be executed. Can anyone help me see what is...

覃斌 2018-08-07 10:02:20 0 2 982

mysql trigger

MySQL trigger problem, I want to delete the content of an article and the comments about this article in another table will also be deleted at the same time. How to write this? delimiter //create trigger tr_cno before delete on wenzhnag for each row begin delete from choose where content=old.conte

Y.A 2018-06-21 10:52:22 0 1 1088

How to write this verification rule?

Suppose you want to verify whether a date field is between a certain date and today. What is the simplest way to write validation rules? Example: $rule = [ 'birthday' => 'after:1940-1-1|before:today',]; How should "today" in the rule be obtained and inserted into the rule?

phpcn_u16587 2017-09-09 10:00:48 0 2 1607

javascript - Can I use js to add a continuous hover effect to a div, as if another mouse is always on it?

This is the style of a navigation bar made of before+div+after. Now I want to add a hover style to the page number of the current page. If I use js to control the dom, I will only change the background color of the middle div. I don’t know how to use the dom to operate the before and after styles. S...

巴扎黑 2017-07-05 10:56:42 0 2 764

java - Native CGLib internal methods can be proxied when calling each other, but Spring AOP based on CGLib fails to proxy. Why?

The following is the native writing method of CGLib (implemented using classes in the net.sf.cglib.proxy.* package) {code...} The printed result is: before fun1before fun2 can be seen, although fun2() is passed through foo.fun1( ), but fun()2 can still be proxied. But if you use the Spring AOP basic...

phpcn_u1582 2017-07-03 11:43:34 0 1 899

In C++, the problem of implementing inheritance polymorphism

In the header file, the inherited base class always reports an error when compiling: expected class-name before '{' token

某草草 2017-06-27 09:19:06 0 3 952

Problems encountered in vue projects: DOMException

When working on a project with vue, an exception is thrown: DOMException: Failed to execute 'insertBefore' on 'Node': The node before which the new node is to be inserted is not a child of this node. Description: This problem was previously posted online search...

阿神 2017-06-10 09:49:09 0 1 838

javascript - I see a sentence in Learning Functional Programming that I don't understand

JavaScript is such a dynamic language with lots of shared state, it isn’t long before we accumulate enough complexity to make our code unwieldy and hard to maintain. I don’t understand what many shared states mean...

phpcn_u1582 2017-05-19 10:10:17 0 1 264

node.js - cnpm installs electron and reports error please remove node_modules before retry!.

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漂亮男人 2017-05-16 13:37:45 0 1 563

node.js - gulp.task async issue

如何理解这句话:Are your tasks running before the dependencies are complete? Make sure your dependency tasks are correctly using the async run hints: take in a callback or return a promise or event ...

某草草 2017-05-16 13:21:33 0 2 508

git - 如何做integrate the remote changes

git push origin master出现报错。 {代码...} 我这样解决了，git push -f origin master现在想用提示的方法解决You may want to first integrate the remote changeshint: (e.g., 'git pull ...') before pushing...

迷茫 2017-05-02 09:46:31 0 2 732

objective-c - iOS 7.1 UIImagePickController 打开相机 Snapshotting a view

在IOS 7.1中使用imagepickcontroller 打开相机的时候执行 {代码...} Snapshotting a view that has not been rendered results in an empty snapshot. Ensure your view has been rendered at least once before ...

过去多啦不再A梦 2017-05-02 09:23:10 0 0 433

xcode - Git提交remote有冲突，删掉后再commit,pull的时候报错

You have not concluded your merge (MERGE_HEAD exists). Please, commit your changes before you can merge. git commit了本地代码，然后pull的时候，提示有三个文件conflict，直接把那三个文件移除，再pull后...

黄舟 2017-04-24 09:12:07 0 1 377