Programming VIP

Cross domain principle of jsonp There is no cross domain limit for < script > tags The difference between json and json json is a text-based way of data exchange, or a format for describing data. var person = { "name": "test", "age": "25", "sex": "male" }; var data = [1, 2, 3, 4, 5]; jsonp is an unofficial cross domain ...

Nginx parsing PHP related configuration configuration file vim /usr/local/nginx/conf/vhost/test.com.conf ......... location ~ \.php$ { include fastcgi_params; //fastcgi_pass 127.0.0.1:9000 fastcgi_pass unix:/tmp/php-fcgi.sock; //There are two listening formats of fastcgi ﹐ pass, ...

1, Check the ngxin configuration. Here is my nginx configuration Here paste the source code for your reference: user www www; worker_processes 4; events { worker_connections 1024; } http { include mime.types; default_type application/octet-stream; log_format main '$remote_addr - $remote_user ...

With PHP 7.4, there is an extension that I think is very useful: PHP FFI (Foreign Function interface), which refers to a description in PHP FFI RFC   For PHP, FFI opens a way to write PHP extensions and bindings to C libraries in pure PHP. Yes, FFI provides high-level languages to call each other directly. For PHP, FFI allows us to call various ...

PHP uses asymmetric encryption algorithm (RSA) In the daily design and development, in order to ensure the security of data transmission and data storage, the clear data can be encrypted into complex ciphertext by specific algorithm. At present, the mainstream encryption methods can be roughly divided into one-way encryption and two-way encryp ...

Use to wechat interface is“ Generate QR code with parameters ”Two kinds of QR codes can be generated, one is temporary QR code, which will expire with a large amount of generation. It is mainly used in business scenarios such as account binding, where the QR code is not required to be permanently saved; the other is permanent QR cod ...

PHPer engaged in the financial industry has frequent capital calculation. If you don't pay attention to it, you may lose hundreds of thousands or even worse... Let's take an example: javascript Why is 0.1 + 0.2 not equal to 0.3? (correct result: 0.3000000000000004) Why is 0.8 * 7 not equal to 5.6? (correct result: 5. ...

In the last article, we introduced a logistics service provider. We recommend you to use Express Bird Interface. It mainly describes how to register an account, get a key, and find a registered address. I'll send it: http://kdniao.com/reg Today we're going to talk about how to use the interface provided by courier birds for instant queries. ...

Introduction to Contracts Laravel's Contract Contracts are a set of interfaces and a specification for code implementation.The Laravel Framework Core Service provides many Contracts, such as IlluminateContracts\Logging\LoggingLogging, which defines the method required to log. The framework itself has corresponding implementations for Contracts, ...

When some websites register, they will send email to the user's mailbox. Click the link in the email to activate the account. The basic principle is to save the user's information into the database at the time of registration (i.e. Click to send email). In addition, there is an activated field (default is not activated) that clicks the link in ...