When inserting data encapsulated by the PHP class, the insertion is always unsuccessful and false is returned;

<?php //Database operation class class Model{ Private $host; //Database address Private $user; //Database username Private $pwd; /

A _ Ｑ _ｉ_ 2021-10-13 10:21:27 0  6  1034

webstormcreated

My webstorm-created node project did not automatically generate related files, only a package was generated.

康 2022-12-15 10:04:28 0  0  810

javascript - Can I use setAttribute/removeAttribute to add or delete class names?

In a group discussion about the operation of class names in native js, someone suggested that the setAttribute and removeAttribute methods can be used to operate class names. I felt very puzzled: I thought there were only classList.add() or classList.remove(). Methods can solve this need, but someon...

过去多啦不再A梦 2017-05-19 10:46:49 0  3  1034

syntax - C++11 thread calls member function of object

If you drop a member function of a class, it's probably like this. {Code...} But what if you want a specific object of this class to perform this operation?

迷茫 2017-05-16 13:22:21 0  2  1080

About linking the database before using the model in tp5

It is known that the model in tp5 can automatically associate a data table, provided that the database where the table is located has been connected. Please tell me, in addition to configuring the database information in database.php, can I connect to the database in the model file? If so, in Do you...

phpcn_u187094 2018-05-02 09:29:38 0  1  955

How to configure the vim taglist plug-in?

My relevant configuration in .vimrc is as follows: {code...} But when F8 is used, the javascript function list cannot be created, and there is no error message. There is a tags file in the current path of the code. When F8 is pressed, the file is updated and contains js-related content. But when dis...

世界只因有你 2017-05-16 16:42:08 0  1  688

nginx and php-fpm socket owner permission issues

After configuring ngix + php-fpm, nginx reports an error: {code...} The relevant configuration is as follows: php-fpm: {code...} File permissions: {code...} Please give me some advice!

怪我咯 2017-05-16 17:26:02 0  3  798

Can't it be executed when using json output array in thinkPHP?

When using json output array in thinkPHP, it is displayed at the bottom of the screen: Do you want to open or save datatest.json from localhost? After selecting to open, it displays again: This file does not have an application associated with it to perform this operation. Please install the applica...

P粉788137374 2022-03-29 14:55:19 0  1  1085

Open source PHP novice entry-level framework WillPHP (similar to ThinkPHP)

WillPHP is a lightweight development and learning MVC framework, an entry-level framework for PHP newbies (similar to ThinkPHP). ###Lightweight and extremely fast size 211KB (uncompressed), 22 initial files loaded (15 with page cache enabled), memory overhead <100KB. ###Main functions: automatic ...

P粉605904125 2022-07-23 16:30:16 0  0  794

Please tell me how to operate the related table query?

The teacher taught single table query or simple query in class, but related query was not mentioned. How should I do it?

东东 2021-04-28 09:01:36 0  2  1008

Linux uninstalled php but apche can still compile php files

I raised a question /q/10... before, and then deleted all the php files related to Linux (rpm -qa|grep php has no package, which php cannot find the file, php -v, php command output command not found) But why can the server's apche still...

巴扎黑 2017-06-28 09:23:30 0  2  1094

Create a php file of specified size

How to create a file of given size (regardless of content) in PHP? I have to create a file larger than 1GB. Maximum approximately 4-10GB

P粉221046425 2023-10-26 14:03:01 0  2  622

controller problem

In this section, in the index controller, public function welcome(){return $this -> fetch('welcome'); }, the function name is consistent with the value of fetch(), and then in the newly created class library file, the function name has changed to index. I would like to know the reason for this. T...

荆轲 2017-11-14 10:39:35 0  1  1133

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

Why does cron link cause delayed response time when it works multiple times?

There is a php function that performs some database and curl operations. I use a url to run this function. Right now I'm running it manually, but in the future I'll tie it to a cron task. My problem is this. For example, I have a url like the following. domain.com/crons/update_account_data?token=xxx...

P粉132730839 2023-09-08 09:00:15 0  1  592

Compare two HTML texts and mark differences

I want to mark the difference between two html texts, I found a solution, everything works as expected (deleted files receive class name "del", inserted text receives class name "ins" and associated styles) there is only one thing wrong -For some reason the text is marked in the ...

P粉478445671 2023-09-10 14:19:08 0  1  567

In Firebase Cloud Functions, is it possible to safely update a document asynchronously without waiting for it to return?

In my FirebaseCloudFunction file I have the following local function which performs a document get and update operation before returning some properties. asyncfunctiongetRandomDocLessThanOperator(seed){try{constdb=admin.firestore();constsnapshot=awaitdb.collection("users").where(&

P粉043432210 2023-08-17 14:53:58 0  1  476

python - pymysql reports error 1146 The xls table failed to import into the database. I don't know where the problem lies.

Python 4.3.0 defines a class to operate the local database, and then defines two functions to import the corresponding two tables. The strange thing is that the first function input_HA() can be used and the form is imported successfully, but the second input_ImpactList() does not work. Can anyone he...

漂亮男人 2017-05-18 10:55:11 0  1  1224

The hosts file is empty. How to configure the local domain name?

The hosts file is empty. How to configure the local domain name? Please enlighten me. After following the tutorial of the PHP tool, nothing happens. Do you need to operate the empty hosts file according to the guidance of the PHP tool? The hosts file is empty. How to configure the local domain name?...

A李玉龙 2019-01-08 12:49:50 0  2  1207

springboot - spring boot redis save hash object using custom id problem

Related information about the spring boot used. The version of spring boot currently used is 1.5.2.RELEASE. The database operation uses spring-boot-starter-data-jpa. The redis uses spring-boot-starter-data-redis database operation. I am using spring boot...

阿神 2017-05-16 13:20:12 0  1  1781