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php - Use various mysql driver methods. Problems occurred in all

rt. There is a secondary open source project on hand. The PDO driver has been started before. There will be a prompt in the log that there is a problem with the connection. But only occasionally. It's not a big problem. The template was changed some time ago. The links are even more confusing. . . T...

大家講道理 2017-06-10 09:47:32 0  1  810

Can classes in PHP judge the received parameters?

{Code...} {Code...} Then I directly accessed save.php and reported a notice error. Can I judge the passed parameters in classInput.php?

世界只因有你 2017-05-16 13:04:59 0  4  477

How to manage inclusions, requirements, and usage in this project

In this PHP project without framework I have this folder structure: adapters, classes and models php file "index.php" is executed from the root directory and I have a problem with model and adapter classes index file <?phpinclude ('Class/Load.php');$connection=MysqlClass::getConnectionM...

P粉652495194 2024-02-25 18:11:04 0  1  492

machine learning in php

PHP has php-ml. Is there any master who uses it for machine learning? After trying frameworks like chatterbot in python, I tried python and was confused by various incompatible versions.

沐雨軒 2021-01-30 11:02:35 0  0  1203

WP_Textdomain_Registry::reset() method undefined call

My WordPress site is broken, showing only this error message: Fatalerror:UncaughtError:CalltoundefinedmethodWP_Textdomain_Registry::reset()in/var/www/htdocs/wp-content/plugins/wpml-string-translation/classes/MO/Hooks/LanguageSwitch .php:

P粉425119739 2023-10-24 23:49:26 0  2  822

How to use curl's get and post general classes in PHP,

This is the download address of the class http://miracleart.cn/xiazai/leiku/438. Newbies know how to use it. Please give me an example.

phpcn_u2364 2017-05-27 14:58:06 1  1  1250

php development coupon function

I want to use php or tp to develop the coupon function. Can anyone with knowledge in this field tell me about the logic and various aspects of the coupon? Thank you.

V 2018-09-13 22:04:51 0  0  1113

Please help me, please see the content

I used mysqli in php on centos7.3 and found that my php did not have this component at all, so I tried various bloggers and couldn't solve it at all. Does anyone understand? (Friends who copy and paste should not waste keyboard life.)

 Mr.Octopus 2019-11-14 19:47:51 0  0  828

Group search results into groups and store as an array of objects

In PHP I use grep to search and count all cases of certain classes in almost all files. \exec("grep-orE'".$classesBarred."'../../front/src/components|sort|uniq-c",$allClassesCount);where $classesBarred contains something similar to search-unfocused|bg- app|enlarge

P粉198814372 2023-09-10 23:18:31 0  1  655

What is the difference between PHP class declaration and instantiation?

I am a newbie. I found that many tool classes can be used by directly declaring them. For example, {code...} in laravel makes me confused. Does declaring a class variable instantiate the code? After searching on Baidu, no one asked about this issue in PHP language, only Java, and Java is like this.....

習(xí)慣沉默 2017-05-16 13:10:23 0  2  566

Laravel PHP overridden method with different parameters

Sorry if this question has been asked many times before and this is simply not possible in Laravel/PHP. In my Laravel application, I have a PostController that uses Laravel's rich naming convention. I also have a CommentController that basically copies PostController in various ways, so I decided th...

P粉863295057 2024-01-16 17:22:48 0  1  590

Extend PHP classes used internally without changing dependencies

I want to override a PHP class in Laravel, but it is being extended by several other classes that I don't want to bother with. The overall structure is as follows classAextendsR{}classBextendsR{}classCextendsR{}classDextendsR{}where A/B/C/D/R are all classes in the external package. I want to extend...

P粉278379495 2024-01-10 17:24:16 0  1  506

T Building activity has started again!!! Courses worth 1,300 yuan are waiting for you (has ended)

In order to celebrate the PHP Chinese website and the recruitment of PHP learning classes that have become PHP experts in 60 days, we have specially held an event. The event lasts for one week. As long as you leave a message below the post, we will randomly select three lucky students from the many ...

PHP中文網(wǎng) 2017-11-15 08:00:04 23  499  52737

PHP - cannot open stream: No such file or directory

In PHP scripts, whether calling include(), require(), fopen() or their derived classes, such as include_once, require_once, or even move_uploaded_file(), you often encounter the error or warning: Unable to open stream: No such file or directory. What is a good process for quickly finding the root ca...

P粉145543872 2023-08-23 16:30:33 0  2  1000

node.js - Why is nodejs not popular on the server side?

In the past few years, everyone has been enthusiastic about nodejs. Nodejs has high performance, uses the same language for the front and backend, and saves development resources. But why are the domestic server-side languages ????still mainly PHP and Java? In terms of front-end engineering, nodejs,...

習(xí)慣沉默 2017-05-16 13:21:00 0  5  3070

PHP nested function and anonymous function scope issues

{Code...} All functions and classes in PHP have global scope and can be defined within a function and called outside it, and vice versa. Why can function b obtain the local variables of function a by passing parameters? {Code...} Similarly, why does the anonymous function also obtain external variab...

phpcn_u1582 2017-05-18 10:45:34 0  1  733

Unicode character description escape

I'm revisiting a browser plugin I created a while ago that provides conversion to and from various Unicode escape sequences. However, I have now absent-mindedly forgotten, and have been unable to rediscover, that the language (Unicode description) that mentioned that an escape sequence like \C{Latin...

P粉489081732 2023-09-10 13:16:56 0  1  667

PHP variables in CURL URL

I've searched many previous posts here but nothing seems to solve my problem. In short, I want to include a PHP variable in the code below. The code below works fine because it is hardcoded, but when I replace the word MAYIAHH with the variable $hid (declared), I get an error. I've tried CURLOPT_POS...

P粉762730205 2024-02-25 21:03:22 0  1  541

php - How to split large batches of data?

Hello everyone, there are 10,000 orders in the database, and various calculations need to be performed on the orders every day. The language used is php+mysql. Because so much order data was not considered in the previous design, I used a very conventional method of writing and updating all the data...

女神的閨蜜愛(ài)上我 2017-06-24 09:41:39 0  2  1107

php - A certain function can be implemented using a function. Is it necessary to use a class to implement it?

I use PHP. Most of the functions in the project I am writing now are encapsulated into functions. When needed, just require, and then pass the parameters to call the function. I don’t know if this will be bad. Is it still possible? Should we use classes to implement it? Take the homepage of the webs...

滿天的星座 2017-05-31 10:33:09 0  10  900