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PHP

ANTLR Error Handle

In this article, I will show you how ANTLR handles errors by default and how to write your own ANTLR error listener, and all the code involved is in this repo. ANTLR Default Error Behavior ANTLR has great error reporting and error recovery abilities. By default, it would only print

ANTLR Quick Start: Calculator Example

I will show you a simple calculator example built with ANTLR and Java to help you understand basic concepts and rules of ANTLR. All the code shown below is in this repo ANTLR ANTLR(ANother Tool for Language Recognition) is a powerful parser generator for reading, processing, executing, or translating

Docker+PHP+Nginx: Part 2

The Docker+PHP+Nginx: Part 1 shows a way to set up Docker, PHP and Nginx, and create files and write log(writing permission in docker is a complex problem) in the php container. Now part 2 will explain how it solves the important problems: * php-fpm's writing permission

Docker+PHP+Nginx: Part 1

This tutorial shows a way to set up Docker, PHP and Nginx, and creates files and writes log(writing permission in docker is a complex problem) in the php container. It is split into two parts. Part 1 aims to show how to get the whole thing running, Part 2

PHP Non-blocking Socket with Server-Client Communication: Part 2

In PHP Non-blocking Socket: Part 1, I use foreach to loop through sockets to get the message, but this is an inefficient way which consumes many resources of computers, there is a more elegant way to do this: socket_select. Example Code server client The client code is as same

PHP Non-blocking Socket with Server-Client Communication: Part 1

Example Code In PHP Blocking Socket, I introduced the concept of blocking socket. Now, I would unpack the 'unblocking socket'. With unblocking sockets, we don't need to "wait" as in blocking sockets, also don't need to wait for the completion of the