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PHP+Crontab performs scheduled tasks

Author: bamboo06 on 21-04-2019, 02:03, views: 118

1 When we do web project development, we often need to periodically back up data, periodically restart a service or periodically execute a PHP program, etc., generally use Crontab under Linux and use scheduled tasks under Windows. This article focuses on the basics of using Crontab under Linux and performing PHP tasks.
PHP+Crontab performs scheduled tasks

Crontab is a commonly used timing execution tool for Unix/Linux systems that runs specified jobs without human intervention.

Category: PHP Scripts / Apps

 

basicContext.js - Add a powerful context (right-click) menu to your web application

Author: bamboo06 on 15-02-2019, 01:27, views: 569

0 basicContext.js is a powerful pure Js context menu plugin. The js context menu plugin can make a left-click menu, a right-click menu, and can customize the location of the menu. It supports all modern browsers, including the mobile side, and it can also be used in conjunction with jquery.
basicContext.js - Add a powerful context (right-click) menu to your web application

The basicContext.js plugin can be installed via bower or npm.

Category: PHP Scripts / Javascript / Plugins

 

PHP PSR-4 Autoloader

Author: bamboo06 on 15-02-2019, 00:56, views: 282

0 Prior to PSR-4, PHP components and frameworks used the magic method _autoload() or spl_autoload_register() to implement their own autoloaders, so we learned to use each component and framework's unique autoloader, and Nowadays, everyone follows PSR-4, which means we can mix and match multiple PHP components with just one autoloader.
PHP PSR-4 Autoloader

The PHP framework works with an automatic loading mechanism. Autoloading is the process by which the PHP interpreter automatically finds and loads PHP classes as needed at runtime. This is an amazing feature that links many interoperable components of the modern PHP ecosystem.

Category: PHP Scripts

 

PHP PSR-3 Log Interface Specification

Author: bamboo06 on 2-02-2019, 17:34, views: 1124

0 The main purpose of this specification is to allow the log class library to log information in a simple and generic way by receiving a PsrLogLoggerInterface object. The framework and the CMS content management system can extend this interface if necessary, but this specification is required to ensure that the log interface can still be properly connected when using third-party class library files. This article develops a generic interface specification for the log class library.
PHP PSR-3 Log Interface Specification

The implementers in this article refer to the class libraries or frameworks that implement the LoggerInterface interface. Conversely, they are the users of LoggerInterface.

Category: PHP Scripts

 

PHP PSR-2 code style specification

Author: bamboo06 on 2-02-2019, 17:26, views: 266

0 This specification is an inheritance and extension of the PSR-1 basic code specification. This specification hopes to reduce the inconvenience caused by the different styles of the code when browsing the code of different authors by formulating a series of rules for normalizing PHP code.
PHP PSR-2 code style specification

When multiple programmers work together on multiple projects, a common coding specification is needed. The style specification in this article is derived from the common characteristics of multiple different project code styles. Therefore, the value of this specification is that we all follow This coding style is not about itself.

Category: PHP Scripts

 

PHP PSR-1 basic code specification

Author: bamboo06 on 2-02-2019, 17:06, views: 257

0 Encoding specifications and standards are extremely important when working with groups to develop PHP projects. Next, let's revisit the PHP code related specifications developed by the FIG organization. The current general specifications are: PSR-1 basic code specification, PSR-2 code style specification, PSR-3 log interface specification, PSR-4 Autoloader automatic loading specification.
PHP PSR-1 basic code specification

The PSR-1 Basic Code Specification establishes standards for the basic elements of the code to ensure a high degree of interoperability between shared PHP code.

Category: PHP Scripts

 

Monolog-PHP log class library introduction

Author: bamboo06 on 2-12-2018, 17:47, views: 790

0 Monolog is a full and easy to expand log log library under php. There are many well-known php frameworks including Symfony, Laravel, CakePHP and so on that have Monolog built in. Monolog can send your logs to files, sockets, inboxes, databases and various web services.
Monolog-PHP log class library introduction

Monolog follows the PSR3 interface specification and can be easily replaced with other log classes that follow the same specification. Monolog has good extensibility. Through the interfaces Handler, Formatter and Processor, you can expand and customize the Monolog library.

Category: PHP Scripts / Plugins

 

Building LEMP environment in CentOS 7.x

Author: bamboo06 on 3-04-2018, 23:29, views: 23711

0 Recently, due to project requirements, the server was upgraded from CentOS6 to CentOS7, and the corresponding PHP version was also upgraded to PHP5.6. We are familiar with a one-click installation package for LEMP environment, but in this article we will install each component module separately and build a complete PHP operating platform.
Building LEMP environment  in CentOS 7.x

The LNMP environment we often refer to is the Linux/nginx/MySQL/PHP combination. What is LEMP? Actually, Nginx is pronounced Engine-X = E. The LEMP package is made up of Linux, nginx, MariaDB/MySQL, and PHP. It seems that LEMP and LNMP are the same. Now, it is customary to call LEMP in the industry. MariaDB is a branch of the community-driven MySQL database. It has more features and better performance, so we installed MariaDB under CentOS7. I already installed CentOS7. Now I just need to install Nginx, MariaDB and PHP.

Category: PHP Scripts / Apps

 

Tips about the file upload

Author: bamboo06 on 16-11-2017, 22:45, views: 12519

1 File upload WEB development in a wide range of applications, we often send microblogging, send micro-channel circle of friends have used the picture upload function. File upload refers to the process of uploading local images, videos, audio files to the server for other users to browse or download. Today, I talk to you about the common file (picture) upload methods and points to deal with.
Tips about the file upload

Category: PHP Scripts / Javascript / Plugins / Internet

 

Record and read JSON format log files by PHP

Author: bamboo06 on 11-11-2017, 17:34, views: 4651

1 Sometimes we need to record the operation of an operation event of the user or back-end, you can use the back-end language such as PHP to log the operation results to the log file, easy to test and find the problem. In particular, these are running in the back-end and the front can not directly see the results of the operation, then you can use the log file to record, if you often interface with some interfaces such as paypal interface, amazon card interface, log records will be not enough.
Record and read JSON format log files by PHP

We talk about PHP log records, log information is written to a log file, different from the memory log. The process of writing to the log is to open the log file (newly created if it does not exist), then append the log content to the back of the log file, and finally close the log file.

In this article, we save the contents of the log in json format for easy reading directly when needed.

Category: PHP Scripts / Skins

 
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