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Common methods for connecting to MYSQL database with PHP

After configuring a Xiaoniao cloud server and deploying a PHP environment, what are the common methods for connecting to a MYSQL database?

想无 2021-09-07 13:56:33

How to use mysqli to determine whether a MySQL database exists in PHP?

How to use the mysqli statement in PHP to accurately determine whether a MySQL database exists? In addition, how to determine whether a table in the database exists? In addition, what do the two styles provided in the official PHP documentation mean? Object-oriented style and process-oriented style....

淡淡烟草味 2017-06-14 10:49:52

Where is the yum source of nginx mainline version?

The mainline version shown on the nginx official website is 1.9.12, http://nginx.org/en/download.html, but it is like this in the official warehouse, http://nginx.org/packages/centos/7/x86_64/RPMS /There is a stable version 1.8.1, and there is also a 2.0.0-9. What does it mean? Could you please expl...

过去多啦不再A梦 2017-05-16 17:17:55

node.js - How to operate Mongodb in node project? Is my approach feasible?

This is the first time I came into contact with the node project. I used the node-mongodb-native module officially provided by mongodb to connect and operate mongodb. I connected the database in the entrance app.js, but I want to operate the database elsewhere. Here is what I do: {code...} I put the...

女神的闺蜜爱上我 2017-06-10 09:48:03

How does webpack extract public packages?

{Code...} According to the official webpack2 documentation, through the above configuration, the third-party library can be extracted to vendor.js. So how to extract the custom public packages used in pageA, pageB, pageC, and pageD?

高洛峰 2017-05-16 13:26:09

php filter special string

How to filter out white squares in php and js? Before and after entering the database, the screenshots are read directly from the database, and the white squares are displayed in the database.

捂耳听风。 2018-06-26 20:46:33

PHP public method library

Where can I download the method library?

蒋亮亮 2020-03-28 15:19:54

PHP public method library

Can it be uploaded, or where can I find it? Thanks

『最美的时光』 2020-02-02 14:05:02

PlanetScaleDb Prisma Configuration - Server does not allow insecure connections, clients must use SSL/TLS

I'm starting a brand new PlanetScale support project and setting it up using Prisma. I followed the instructions on this official documentation (except changing the database name) and after proxying locally to the database I found myself unable to run the npxprismadbPush command with the following e...

P粉039633152 2023-11-02 08:58:00

How to configure ./configure when compiling PHP under Linux?

./configure --enable-curl./configure --with-curl1. What is the difference between the enable and with parameter commands? 2. How to compile the extension into php instead of existing in the form of .so dynamic extension? 3. Which extensions are officially supported by PHP? It's the php source code p...

迷茫 2017-05-16 13:03:51

The oci_parse() method returns null parsing method

I want to create a class that connects to an ORACLE database using some OCI methods. But when I call the Parse() method it is null and my FetchArray() method returns nothing Database PHP class: classDatabase{/***@varstring*/privatestring$login;/***@varstring*/ privatestring$password;/***@varstring*/...

P粉043432210 2024-01-29 13:46:11

mysql - What is the difference between enable and with when compiling php ./configure command

{Code...} 1.What is the difference between enable and with parameter commands? 2. How to compile the extension into php instead of existing in the form of .so dynamic extension? Update 3. Which extensions are officially supported by PHP? Are the ones in the ext directory of the PHP source code packa...

曾经蜡笔没有小新 2017-05-16 13:09:27

PHP operates mongodb to query two tables

The official commands can be queried, but who knows the actual PHP operation?

Sinker 2018-07-31 15:14:20

javascript - csp issues when developing Google plug-ins with vue

I want to use vuejs and some component libraries to develop a Google plug-in, but due to the content security policy (csp), JavaScript features such as eval() new Function() cannot be used, so vue cannot be used normally. The official document only vaguely talks about this part. For a moment.

typecho 2017-07-05 11:02:25

How to write user logout?

So how do you use PHP to delete the username and password in the database by logging out?

skyblue°天空 2018-04-27 20:50:46

Teacher Ouyang Ke in PhpSpreadsheet Practice 1 for quickly controlling Excel with PHP

Where can I download Mr. Ouyang Ke’s PHP public method library function.php in PhpSpreadsheet Practice 1 of PHP Quick Control of Excel? My mobile phone 13149623967

云山 2020-02-17 14:43:36

python - JSON containing Chinese failed to dump as expected, (\\xxx\\xxx\\xxx)?

When using Python's requests library to imitate a custom web client, I encountered an exception after submitting content containing Chinese characters. After checking the raw content of the request with Fiddler, it can be seen that the submission content of the official client is: {code...} and the ...

漂亮男人 2017-05-18 10:58:57

How to efficiently pass JSON data from PostgreSQL jsonb field to Javascript?

I'm looking for a smart solution to process some JSON data from a postgresql database in Javascript. I know I need to read the database via php and pass the data as an array to Javascript. Typically you would do something like this: <?php$phpArray=array('apple','banana','orange');$jsonString=json...

P粉596161915 2023-09-12 14:52:26

php - How to design a database similar to the top three levels of navigation on Apple's official website?

Mac/iPad/iPhone...First-level navigation iPad Pro/ipad/iOS 10...Second-level navigation Overview/Technical specifications/Buy button...Third-level navigation How should the database be designed? How are the PHP code layers assembled?

習慣沉默 2017-05-27 17:39:14