Found a total of 10000 related content
How to implement recursive crawling of web page classes in PHP
Article Introduction:This article mainly introduces the class of recursively crawling web pages in PHP. It analyzes PHP recursive operations and web page crawling techniques with examples. It is of great practical value. Friends who need it can refer to it.
2018-06-11
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1547
How PHP development cache works and how to implement it
Article Introduction:The working principle and implementation method of PHP development caching. Caching is a commonly used technical means to improve website performance. It can save some frequently accessed data in memory for quick retrieval, reduce the number of database queries, and thus improve the performance of the website. The responsiveness of the website. In PHP development, there are many ways to implement caching. The following will introduce its working principle and implementation method in detail, and provide corresponding code examples. 1. The working principle of cache The working principle of cache can be divided into the following steps: Check cache: When you need to obtain data, first
2023-11-07
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543
Java crawler tool: Revealing the secret of network data collection, a practical tool for crawling web page data
Article Introduction:Network Data Collection Tool: Exploring the Practical Tool for Java Crawler to Capture Web Page Data Introduction: With the development of the Internet, massive amounts of data are continuously generated and updated. The collection and processing of these data have become the needs of many enterprises and individuals. In order to meet this demand, crawler technology came into being. This article will explore practical tools for crawling web page data in the Java language, with specific code examples. Introduction to crawler technology Crawler technology refers to the use of programs to automatically access and analyze network data to obtain the required information. in Jav
2024-01-05
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1172
PHP implements the definition and use of redis cache class
Article Introduction:This article mainly introduces the redis cache class implemented by PHP, and analyzes the relevant operating techniques for the definition and use of the redis cache class encapsulated by PHP based on specific examples. Friends in need can refer to it.
2018-05-18
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1719
Python code example for making a web page traffic tool
Article Introduction:This article shares with you a small tool made using Python that can brush web page traffic. The detailed code is attached to you. Friends who need it can refer to it.
2017-05-02
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2637
PHP uses Snoopy class to implement page crawling
Article Introduction:This article mainly introduces how PHP uses the Snoopy class to implement page crawling. Interested friends can refer to it. I hope it will be helpful to everyone.
2018-06-09
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1741
PHP implements a tool class that can accurately verify ID number
Article Introduction:This article mainly introduces the PHP tool class that can accurately verify the ID number, involving PHP's interception, calculation, judgment and other related operation skills for strings, and also explains the principle of the ID number. Friends who need it can refer to it.
2018-05-31
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1456
Use PHP and WebDriver extensions to truncate and intercept web content
Article Introduction:Use PHP and WebDriver extensions to truncate and intercept web page content. In modern web development, we often encounter the need to truncate and intercept web page content. This article will introduce how to use PHP and WebDriver extensions to achieve this functionality. First, we need to install and configure the PHP and WebDriver extensions. WebDriver is a tool for automated testing that can simulate user operations in the browser. In this article, we will use WebDriver to
2023-07-08
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1336
fop PHP implementation code for reading web page file content fopen, curl, etc.
Article Introduction:fop:fop PHP implementation code for reading web page file content fopen, curl, etc.: 1. fopen implementation code: Copy the code as follows: <?php $handle = fopen ("http://www.example.com/", " rb"); $contents = ""; while (!feof($handle)) { $contents .= fread($handle, 8192); } fclose($handle); ?> Copy the code as follows:<?ph
2016-07-29
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1270