About a small error in the redis manual

Correct the 7th line of the code in the Redis Advanced Tutorial -> PHP Using redis page -> Connect to the redis service in the redis reference manual (change + to .) The PHP connector is (.)

胡耀南 2018-07-03 15:20:55 0  1  1005

Questions about Base.php

Under Base.php, spl_autoload_register([$this, 'loader']); I didn't understand this line. Doesn't the manual say that the first parameter of the spl_autoload_register() method is the autoloading function to be registered? Why is the parameter filled in here an array?

蓦然回首 2019-03-03 18:44:45 0  0  908

The specific usage of the second and three parameters of the is_callable function in php

Recently, when I was reading an open source code, I noticed that others set the second parameter to true when using the is_callable function. I wanted to know the specific meaning of the second parameter, so I later read the manual and the second parameter. Three parameters, but I still don’t unders...

天蓬老师 2017-06-07 09:23:22 0  1  686

The role of javascript function passing undefined as parameter

{Code...} This is a code snippet I saw in the manual about what the bind() function does when it passes in the second argument, where it passes undefined as the argument. I have also seen the practice of passing undefined parameters in some frameworks, but I have not been able to find a comparable m...

伊谢尔伦 2017-05-19 10:44:01 0  4  679

How to use ucenter to integrate two different versions of thinkphp projects

How to use ucenter to integrate two different versions of thinkphp projects to achieve synchronous login, registration, exit, etc. I refer to the online tutorials, which basically integrate the discuz forum. I sincerely ask all the PHP experts to give me some advice. Thank you for your ideas and tut...

时间 2018-12-07 12:59:27 0  0  915

Error while inserting multiple inputs in sql

This is the query I use constdbQuery=INSERTINTO tasks(activity, type, participants, price, link, key, accessibility) VALUES('${activity}','${type}','${participants} ','${price}','${link}','${key}','${accessibility}');This is the error I get: "There is an error in your SQL syntax; please check w...

P粉118698740 2023-09-14 21:56:33 0  1  537

Download - php What is the process of saving images to the local mobile phone?

Add a watermark to the picture on the mobile phone and then save it to the local phone. Why are the downloads you see now all downloaded to the server? Can't they be downloaded to the local phone? The download code refers to this {code...}

天蓬老师 2017-06-23 09:11:42 0  4  929

Company name registration form

FYI, new to coding, self taught, take it easy... I have a signup form that I use to create new SQL tables. The company name they enter will be the name of the new table created each time they log in. Everything is working fine except for the vulnerability in the table name variable. I'm using PHP an...

P粉904191507 2023-09-05 19:05:36 0  1  588

javascript - WeChat applet How to implement this method of swiping left to delete? Is there any relevant API?

I am working on a shopping mall page recently, and there is a function in the shopping cart that allows you to slide your finger to the left to display a delete button. How can I implement this? This function is based on JD.com’s shopping cart~

给我你的怀抱 2017-06-10 09:49:10 0  2  963

Regarding the chrome80 version, how to set sameSite to None? Please help.

Recently, chrome has been upgraded to version 80, and sameSite has set Lax by default, causing some users to be unable to log in normally. I see that php7.3 already supports configuration, but the parameters in php.ini do not support None. I heard that setcookie can also be set, but I have never fou...

我。 2020-03-19 18:07:38 0  1  951

FTP account password autofill?

If there are many ftp account passwords. It's troublesome to enter it manually every time. How can I develop a function where I can only see the server IP on the page, and when I click on the link, it will automatically start the ftp and automatically fill in the account and password? Is there any c...

phpcn_u63319 2017-11-21 10:16:06 0  3  1313

github - Automate deployment issues using Python

My job is front-end. Recently I want to use GitHub's webhook + Flask to do a simple automated deployment. The requirement is very simple: automatically pull the code through the webhook interface when there is a submission, and restart uwsgi. New to python, code lightly. flask code (directory struct...

大家讲道理 2017-05-24 11:35:21 0  1  1073

My website displays fine on desktop but not on mobile screen

I use HTML/CSS to design my personal website. But the text doesn't scale to the phone. Please refer to the picture below. Websites look great on desktop, but don’t display well on mobile devices. My Google Drive embed doesn't even fit on the phone screen. My phone displays GGDPDF embedded. What shou...

P粉827121558 2024-03-30 15:09:41 0  1  491

Looking for a python json class that can convert complex types and times

The json class of python3 is too rubbish. For complex types and dates, you have to write your own converter to implement them. However, after referring to articles on the Internet, I still cannot write a json class that can perfectly support complex types and date types. I can only ask the gods for ...

phpcn_u1582 2017-05-19 10:07:47 0  1  677

Ways to avoid errors when adding foreign keys in Laravel

Can you help me? I want to add a foreign key to the posts table that has a reference in the categories table. But when I enter the command phpartisanmigrate:fresh, it always fails. The error message I get is this PDOException::("SQLSTATE[HY000]:Generalerror:1005Can'tcreatetable'handconsulting'....

P粉311617763 2023-09-09 00:27:09 0  1  516

How to get user by user id in slash command?

I've been writing a Discord bot, referring to tutorials as needed since I'm new to it, but I've run into a problem that, although it sounds simple, I can't seem to solve. I'm trying to draw a leaderboard, and for each position on the leaderboard, I want to get the user's avatar to draw onto the lead...

P粉368878176 2023-07-18 15:47:02 0  2  516

Prestashop installation issue: Unable to install custom module

I am new to Prestashop module development. I'm trying to build Amy's first prestashop module [Reference: Here is my code. I followed all the instructions in this tutorial https://devdocs.prestashop-project.org/8/modules/creation/tutorial/ but still have the problem 'Unable to install module mine'. T...

P粉330232096 2024-04-03 19:24:44 0  1  540

PHP syntax: decoding the meaning behind symbols

What's this? This is a collection of questions that come up from time to time regarding PHP syntax. This is also a community wiki, so everyone is invited to participate in maintaining this list. why is that? It used to be difficult to find questions about operators and other syntax markers. ¹The mai...

P粉893457026 2023-10-10 14:59:04 0  2  759

Module not found: error: cannot resolve 'DavidDaDon.png'

I'm not quite sure what I'm doing wrong here. I have these PNG images in the src folder and I'm using require and relative paths to reference the images. I feel like I'm going crazy. For reference, I'm making a countdown to a birthday celebration with close friends and family, and the images will en...

P粉001206492 2023-07-27 21:01:30 0  1  600