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HomeBackend DevelopmentPHP Tutorial10 recommended articles about Dande

PHP CURL memory leakage problem solving method, Curl leaked PHPCURL uses Privoxy agent to visit https://www.google.com/search?q=xxx CURL configuration is bland, and a serious problem is found for a long time, memory leakage! It cannot be avoided regardless of single-threading or multi-threading! There is a bug when using curl to access https sites! Memory leaks can be discovered through the Linux top command, but not through the PHP function memory_get_usage(). After repeated debugging, a solution was found. The following items were added to the curl configuration to solve the problem: Copy the code The code is as follows: [CURLOPT_HTTPPROXYTUNNEL] = true; [CURLOPT_SSL_VERIFYPEER] = false; [Curlopt_ssl_verifyHost] = false; CURLOPT_HTTPPROXYTUNNELDetails stackoverflow

1. Recommended 6 articles about plain things

10 recommended articles about Dande

Introduction: PHP CURL memory leak problem solution, curl leaks phpcurl uses privoxy proxy to access https://www.google.com/search?q=xxxcurl configuration is unremarkable, a serious problem is found after running for a long time Problem, memory leak! It cannot be avoided regardless of single-threading or multi-threading! There is a bug when CURL visited the HTTPS site! Memory leaks can be discovered through the top command of Linux, using the PHP function memory_get_usag...

2. .Net programmers need to know some database knowledge

10 recommended articles about Dande

Introduction: As a "feeling" (higher B) .NET development engineer, how much do you need to know about databases? Some little stories like this. Even if you are just as nonsense.

3. Teach you how to use php to sniff and hijack server data

Introduction: Teach you how to use php To sniff the hijacked server data? A few days ago, I posted an article written by a foreigner on our maillist, to the effect that php can be used to hijack and forward data. I took a look and found that it was indeed feasible, so I took out the time I used to spend talking nonsense today and wrote a piece of code to verify the idea. The original text of the foreigner is a PDF. If you are interested, you can take a look. The address is at: http://www.secforce.co.uk/media/pres

4. Innodb transaction integrity bug in MySQL5.1

Introduction: Today, I encountered a very nonsense bug in MySQL with MySQL DBA Jing Chun from 51.com: In version 5.1, if the Innodb storage engine uses autocommit=0, If a single SQL statement is interrupted abnormally during execution, the transaction integrity may not be guaranteed. Whether it is STATEMENT or MIXED binlog_format, there are related issues.

##5. Traditional Chinese characters

Introduction: QQ space network name in traditional Chinese characters, turn around, behind the scenes luO bone-chilling x1n-$. After marriage. Low-key and low-key. .2`зroll↘ has no fa expression. Annoying@~佷吖 teases all living beings, a touch of separation kA1 China, duck _ Mo Bai, lie 23〥 the happiness of the past. Spring Heart is empty L━ A tangled woman. Sexual love. Lonely house for rent, loving you. Love, spiritual opium makes

6.

Photoshop an ink art poster

10 recommended articles about Dande

Introduction: Source: pconline Author: Mu Yi This tutorial introduces the production method of classical art posters. The author is very skilled in PS. He used filters to create a light background, then used a brush to draw ink lotus flowers, and added some decorative elements. The effect was very good. Final effect 1. Press the Ctrl+N key combination to create a new file, and set the "width" to 1024 pixels in the pop-up dialog box, &q

7.

PS LAB color adjustment is dull Light or hazy weather photos

10 recommended articles about Dande

Introduction: The rendering Lab color correction method is suitable for controlling images that lack overall contrast (contrast). Such images are generally taken in dull light or hazy weather conditions, and most of their histograms are missing ( See below). In addition, many people are greatly confused about the shooting and post-processing of large areas of water, and the Lab color correction method can effectively solve related problems.

8. Photoshop A simple way to make a New Year’s greeting card

10 recommended articles about Dande

##Introduction: The greeting cards in this tutorial are mainly text design. The author's design is very concise, and the background part is not too decorated, and only some faint patterns are used. The text part is very particular. Font typesetting and design are very good. The overall look is simple and elegant.

9. Introduction: The production of glass bottles is relatively simple. The surface part can basically be done with a lighter gradient. However, pay attention to the rendering of the highlight part. The more obvious the highlight part, the better. This can better highlight the high reflective effect of the glass.

10.

How to create gorgeous light wallpaper with Photoshop10 recommended articles about Dande

##Introduction: This tutorial introduces a simple method of making colored light. The process is relatively simple: first use filters or materials to create some light textured backgrounds. Then create a new layer and draw the straight lines you want, blur it appropriately and use the brush to highlight the light spots. Finally add color and texture. [Related Q&A Recommendations]:

10 recommended articles about Dande Multiple or and queries in mongodb make people feel a little sad. . .

android How to implement a layout with a grid interface, and each grid can be clicked

javascript - How to change the font of this input prompt ? To become something light and not so stiff?

javascript - How to write animation effects in react?

javascript - I encountered a very nonsense problem, please share it and ask for the principle

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The Continued Use of PHP: Reasons for Its EnduranceThe Continued Use of PHP: Reasons for Its EnduranceApr 19, 2025 am 12:23 AM

What’s still popular is the ease of use, flexibility and a strong ecosystem. 1) Ease of use and simple syntax make it the first choice for beginners. 2) Closely integrated with web development, excellent interaction with HTTP requests and database. 3) The huge ecosystem provides a wealth of tools and libraries. 4) Active community and open source nature adapts them to new needs and technology trends.

PHP and Python: Exploring Their Similarities and DifferencesPHP and Python: Exploring Their Similarities and DifferencesApr 19, 2025 am 12:21 AM

PHP and Python are both high-level programming languages ​​that are widely used in web development, data processing and automation tasks. 1.PHP is often used to build dynamic websites and content management systems, while Python is often used to build web frameworks and data science. 2.PHP uses echo to output content, Python uses print. 3. Both support object-oriented programming, but the syntax and keywords are different. 4. PHP supports weak type conversion, while Python is more stringent. 5. PHP performance optimization includes using OPcache and asynchronous programming, while Python uses cProfile and asynchronous programming.

PHP and Python: Different Paradigms ExplainedPHP and Python: Different Paradigms ExplainedApr 18, 2025 am 12:26 AM

PHP is mainly procedural programming, but also supports object-oriented programming (OOP); Python supports a variety of paradigms, including OOP, functional and procedural programming. PHP is suitable for web development, and Python is suitable for a variety of applications such as data analysis and machine learning.

PHP and Python: A Deep Dive into Their HistoryPHP and Python: A Deep Dive into Their HistoryApr 18, 2025 am 12:25 AM

PHP originated in 1994 and was developed by RasmusLerdorf. It was originally used to track website visitors and gradually evolved into a server-side scripting language and was widely used in web development. Python was developed by Guidovan Rossum in the late 1980s and was first released in 1991. It emphasizes code readability and simplicity, and is suitable for scientific computing, data analysis and other fields.

Choosing Between PHP and Python: A GuideChoosing Between PHP and Python: A GuideApr 18, 2025 am 12:24 AM

PHP is suitable for web development and rapid prototyping, and Python is suitable for data science and machine learning. 1.PHP is used for dynamic web development, with simple syntax and suitable for rapid development. 2. Python has concise syntax, is suitable for multiple fields, and has a strong library ecosystem.

PHP and Frameworks: Modernizing the LanguagePHP and Frameworks: Modernizing the LanguageApr 18, 2025 am 12:14 AM

PHP remains important in the modernization process because it supports a large number of websites and applications and adapts to development needs through frameworks. 1.PHP7 improves performance and introduces new features. 2. Modern frameworks such as Laravel, Symfony and CodeIgniter simplify development and improve code quality. 3. Performance optimization and best practices further improve application efficiency.

PHP's Impact: Web Development and BeyondPHP's Impact: Web Development and BeyondApr 18, 2025 am 12:10 AM

PHPhassignificantlyimpactedwebdevelopmentandextendsbeyondit.1)ItpowersmajorplatformslikeWordPressandexcelsindatabaseinteractions.2)PHP'sadaptabilityallowsittoscaleforlargeapplicationsusingframeworkslikeLaravel.3)Beyondweb,PHPisusedincommand-linescrip

How does PHP type hinting work, including scalar types, return types, union types, and nullable types?How does PHP type hinting work, including scalar types, return types, union types, and nullable types?Apr 17, 2025 am 12:25 AM

PHP type prompts to improve code quality and readability. 1) Scalar type tips: Since PHP7.0, basic data types are allowed to be specified in function parameters, such as int, float, etc. 2) Return type prompt: Ensure the consistency of the function return value type. 3) Union type prompt: Since PHP8.0, multiple types are allowed to be specified in function parameters or return values. 4) Nullable type prompt: Allows to include null values ​​and handle functions that may return null values.

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