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How to use PHP to get the computer name and Mac address based on the IP address and check whether the computer with the IP is online?

How to use PHP to get the computer name and Mac address based on the IP address and check whether the computer with the IP is online?

..CZY.. 2017-11-13 20:31:36

Why does the server verify that the form is empty and the client still needs to verify it?

I see that the server verifies that the user's account and password are empty. Why does the client's js have to verify whether the form is empty? I don’t understand!

꯭J꯭i꯭m꯭ 2019-08-03 01:27:23

md5 - How to verify local directory and remote directory in python?

The current situation is like this. In the background of python web, the local directory is transferred to the remote server, but how to verify that the transfer is correct? Are the directories before and after the transfer consistent? Is there any way to verify it?

巴扎黑 2017-05-27 17:39:50

How to determine whether the database libraries and tables exist?

For example, how to determine whether the database libraries and tables exist?

正念的奇迹 2017-08-08 10:47:41

laravel - Can the Google verification code be displayed when posting on laracasts.com?

Can everyone display the Google verification code when posting on laracasts.com? Posting page https://laracasts.com/discuss... The Google verification code cannot be displayed, so I cannot post. It was possible a few days ago, but it has not been working in the past few days, and it cannot be used w...

过去多啦不再A梦 2017-05-16 16:51:25

How to verify that input password matches database hashed password in Laravel 8

How to verify user password from given request in Laravel? How is the password compared to the password hash stored in the database? **This is my controller**<?phpnamespaceApp\Http\Controllers;useIlluminate\Http\Request;useIlluminate\Support\Facades\DB;classMainControllerextendsController{func

P粉129731808 2023-08-28 14:25:49

Sending verification code shows server connection failure

The thing is like this, I have a program that has a SMS verification code function. Now I have set it up, and the verification code is displayed like this. I thought at first that I had modified the code and might have deleted some files by mistake, but when I looked for it, it worked normally befor...

十二泉 2020-09-02 17:35:28

I followed the tutorial when installing Browsersync, but when I checked the vue version, the command window prompted that vur was not a command.

For example, 'vue' is not an internal or external command, nor is it an operable program or batch file. When installing Browsersync, I followed the tutorial. However, when checking the vue version, the command window prompts that vur is not a command. When installing Browsersync, I followed the tuto...

布拉德皮特·老王 2019-06-05 09:34:24

Make sure the classname element Nuxt JS/Vue Jest checks exists on the page

I'm new to the Jest test suite for VueJS and integrating it into my NuxtJS application. I've set up some basic tests to check if the component is a Vue instance and these tests pass successfully. I'm now trying to find an element on my page and check if it exists, and what content might be in it. Th...

P粉982054449 2024-03-31 19:10:41

javascript - When you click delete, a prompt box will be prompted to confirm whether to delete. After clicking OK, the ajax event will be executed. How to implement this?

Click Delete, and a prompt box (modal box) will be prompted to confirm whether to delete. After clicking OK, the ajax event will be executed. How is this implemented? I am new to front-end content. The source code for this pop-up box cannot be found. The deletion method is to fix the style through c...

淡淡烟草味 2017-06-26 10:57:50

javascript - How to ensure that my js file is executed first?

When I searched for the flexible library by hand, every time I refreshed it, the font size would become larger and then normal. Is there any way to ensure that the flexible library starts executing first? Ensure that the font size will not become larger when refreshed and then return to normal?

ringa_lee 2017-05-19 10:40:49

When logging in to the PHP toolbox, it prompts "Login failed, please check the network status"?

When logging in to the PHP toolbox, it prompts "Login failed, please check the network status"?

平常最好 2017-11-23 14:15:14

Why is my username in Chinese when I registered, but when I checked it in the background, it changed to "???". I want to know the reason.

Why is my username in Chinese when I registered, but when I checked it in the background, it changed to "???". I want to know the reason.

﹋南初° 2018-07-14 10:09:49

javascript - How to preview locally and determine the file size of locally uploaded pdf files (compatible with IE9 browser)

How to preview locally and determine the file size of locally uploaded pdf files (compatible with IE9 browser)

ringa_lee 2017-07-05 10:40:29

Is it possible to verify getting wildcard requests using Illuminate\Foundation\Http\FormRequest in Laravel?

I have a GET route with a wildcard date. The day wildcard is a string like this: 20220507(YYYYMMDD). After validating the string I want a correct response. Before sending the response I want to verify the string length and format. My question is, is it possible to validate the string using Illuminat...

P粉087951442 2024-03-27 17:23:42

Make sure to authenticate and check its existence in another table before inserting data using SQL

I have three tables first table for article id content 1 dummy content_12 dummy content_23 dummy content_34 dummy content_45 dummy content_5 and one table for classification id category name slug 1 movie movie 2 Men's Health Men's Health 3 Technology Technology 4 Games Games 5 Food Food There is als...

P粉617237727 2023-08-29 00:00:27

teacher. After the installation of the Empire website management system is completed. When adding news as you said, the prompt fails. Please check the directory permissions.

teacher. After the installation of the Empire website management system is completed. When adding news as you said, the prompt fails. Please check the directory permissions.

传亮科技林冠辉 2019-05-23 21:36:54

javascript - How to ensure that the payment interface called by the game is the interface provided by us?

The current situation is like this. The game party provides a game login address, and then we use iframe to load the game. Recharge can be paid in the game. How to ensure that the game party must call the payment interface provided by us before payment can be made?

代言 2017-06-15 09:22:26

Have any of you guys done a project that separates the front-end and back-end of php+vue.js? I would like to ask, the front-end sends a verification code to register and log in.

The front-end sends a SMS verification code to log in and register. How to maintain the session? And should the SMS verification code be stored in the database or in the session? Or is there any other better solution?

小萝卜头 2020-05-25 11:21:12

Is it possible to check if part of a string matches one of multiple answers?

There are multiple answers to a question, is it possible to check if part of a given answer is correct using regular expressions and JavaScript? For example, the English phrase "Ithinkaboutit" can be translated into Esperanto "Mipensaspritio" or "Mipensasaltio". When th...

P粉786800174 2023-09-10 21:05:01