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Article Introduction：NLTK is suitable for beginners of NLP. It is simple to install and provides a complete corpus and clear interface. It can complete basic tasks such as word segmentation, part-of-speech annotation, naming entity recognition, etc. The usage process includes installing pipinstallnltk, downloading corpus such as punkt and wordnet, importing modules and calling functions to process text, such as word_tokenize to implement word segmentation, pos_tag for part-of-speech annotation; it also supports stop word filtering, word form restoration and other functions, but attention should be paid to problems such as text preprocessing and weak Chinese support. It is recommended to use spaCy or transformers for large-scale processing.

2025-07-24 comment 0  304

Article Introduction：Simple and lightweight golang package for http requests. based on powerful net/http Grequest is inspired by the Request library for Python and Guzzle in PHP, the goal is to make a simple and convenient library for making http requests in go The lib

2025-01-07 comment 0  783

Article Introduction：After my article “How To Make Microsoft Word Documents with PHP” (using Interop capability under Windows), there were quite a few comments urging a pure PHP implementation, i.e., only using a universal PHP library to manipulate Office files. In th

2025-02-20 comment 0  1118

Article Introduction：Easiest Form Validation Library for PHPWhen dealing with form submissions in PHP, validating and sanitizing user input is crucial to ensure the integrity and security of your application. Here's a simple library that can help you achieve this with ea

2024-10-17 comment 0  677

Article Introduction：It is feasible to use Python and NLTK as chatbots, but the goals and methods need to be clarified. 1. Install Python and NLTK and download the necessary corpus such as punkt, stopwords and wordnet. 2. The implementation process includes text preprocessing (word segmentation, stop word deactivation, word shape restoration), intent recognition or keyword matching, and response generation. 3. Simple response can be achieved through keyword matching, or classification models can be trained to improve the effect. 4. Extension directions include introducing more powerful NLP tools such as spaCy or Transformers, maintaining Q&A databases, and avoiding too much hardcoded logic. In short, it is suitable for introductory and small projects, with low deployment costs but strong controllability.

2025-07-21 comment 0  649

Article Introduction：Core points Although PHP is able to handle multibyte variable names and Unicode strings, the language lacks comprehensive Unicode support because of treating strings as single-byte character sequences. This limitation affects all aspects of string operation, including substring extraction, determining string length, and string segmentation. Portable UTF-8 is a user space library that brings Unicode support to PHP applications. It is built on top of mbstring and iconv, provides about 60 Unicode-based string manipulation, testing and verification functions, and uses UTF-8 as its main character encoding scheme. The library is fully portable and can be installed with any PHP 4.2 or higher

2025-02-23 comment 0  917

Article Introduction：Sorting and Counting Word Instances in a String in PHPSorting and counting occurrences of words in a string is a common task in programming. Fortunately, PHP provides a simple and elegant solution for this problem.Using str_word_count() and array_cou

2024-10-21 comment 0  816

Article Introduction：The core of the natural language understanding (NLU) system is to enable machines to "understand" human language. Python provides comprehensive support from text preprocessing to model training to deployment and launch. 1. Text preprocessing includes data cleaning and feature extraction. Common tools are nltk, spaCy and sklearn, which involve removing punctuation, stop words, word segmentation, stemming or word shape restoration. 2. Model selection depends on the task type. Traditional methods such as TF-IDF combined with SVM are suitable for getting started. Deep learning methods such as BERT are more suitable for complex semantic tasks and can be implemented through the transformers library. 3. Interfaces can be built using Flask or FastAPI during the deployment stage, combined with Docker containers and ONNX.

2025-07-23 comment 0  383

Article Introduction：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.

2025-04-18 comment 0  683

Article Introduction：Sending emails using PHP can be simple or complex, depending on the requirements. 1) Use the built-in mail() function to suit basic needs. 2) For more complex needs, it is recommended to use SMTP library such as PHPMailer to provide better control and functions.

2025-05-21 comment 0  475

Article Introduction：Virtual File System (VFS) simulates file system operations in unit tests, avoiding the hassle of cleaning temporary files. This article describes how to use the vfsStream library to simplify the testing of file system operations in PHP unit tests. First, we have a simple FileCreator class for creating files:

2025-02-14 comment 0  499

Article Introduction：Imagick PHP extension library details: Add text watermark to images This article will explain how to use PHP's Imagick extension library to add text watermarks to images. We will explore a variety of methods, including simple text overlay, creating transparent text watermarks using font masks, and more advanced text tiling techniques. Key points: Imagick is a powerful PHP extension library that can be used to process images, including adding text watermarks. Text watermarking can be achieved by creating an Imagick class instance, reading an image, setting the font properties using the ImagickDraw instance, and then adding text to the image using the annotateImage() method. There are many ways to add text

2025-02-25 comment 0  343

Article Introduction：Use standard log packages to handle simple scenarios, suitable for small tools or CLI applications; 2. Recommend structured log libraries such as logrus, zap or Go1.21 slog in the production environment, which support log levels, structured fields and JSON output; 3. Add context to the logs such as request ID, user ID and other information, which can be implemented through middleware; 4. Pay attention to log rotation and management, set appropriate log levels and combine tools to implement file segmentation. The article points out that the Go standard library's log package is suitable for simple needs, but the production environment should use a third-party library that supports structured logs, and emphasizes the importance of adding contextual information to the logs, and recommends that log output be managed reasonably to improve maintainability.

2025-07-22 comment 0  539

Article Introduction：Python image processing: Pillow library implements automatic line-wrapping text annotation. With its rich open source libraries, Python has become a leading programming language in the field of image processing. Pillow is one of the commonly used image processing libraries. It is simple, easy to use and has complete documentation. It is often used for operations such as image scaling, cropping, brightness adjustment and annotation. However, Pillow has a problem with text annotation: when the text exceeds the width of the text box, it will not wrap automatically. The Pillow library itself does not provide this function, and we need to write the logic implementation ourselves. This tutorial will demonstrate how to use the Pillow library to add a word-wrap text box in Python to achieve correct image text annotation. The final effect is as follows: The picture above is

2025-01-14 comment 0  1068

Article Introduction：In PHP, cURL is suitable for projects that require underlying control and lightweight scenarios, and Guzzle is suitable for projects that pursue development efficiency and maintainability. 1.cURL is a built-in extension for PHP, suitable for scenarios where simple requests and no additional dependencies are required, but the code is cumbersome and error handling is complex; 2. Guzzle is a modern PHP library with good packaging, rich functions, and supports PSR standards, which is easy to integrate into large applications or frameworks; 3. The selection basis is project complexity: use cURL for simple scripts, and choose Guzzle when complex systems or advanced functions are required.

2025-07-11 comment 0  683

Article Introduction：HeroQR: Your dream PHP QR code generation library. Are you still worried about QR code generation in PHP? Don't hesitate any longer! ?I am pleased to introduce you to HeroQR, an advanced open source PHP library designed to make QR code generation easy, powerful and flexible. Why choose HeroQR? HeroQR stands out for its customizability and ease of use. Whether you're a beginner looking for a simple QR code solution or an experienced developer in need of advanced features, HeroQR has what you need. Main Features of HeroQR HeroQR is designed to provide developers with powerful tools to create and customize QR codes. Here’s a quick overview of its standout features: Unparalleled customization with resizable additions

2025-01-15 comment 0  904

Article Introduction：Core points Gettext is a popular method for translation management of PHP websites, but it has a significant drawback: Apache caches translations, which means that unless the engine is restarted, updates to translated files will not be visible. This is especially problematic on shared hosting, as administrator privileges are often not available. Audero Shared Gettext is a PHP library that allows developers to bypass Apache's cache of translations loaded through the gettext() function. The library uses a simple trick to create a mirrored copy of the translation file, tricking Apache into thinking it as a new, irrelevant translation, thus avoiding caching issues. Audero Shared Gettext available

2025-02-22 comment 0  1305

Article Introduction：The most common way to split a string in PHP is to use the exploit function. 1. Using the exploit function is simple and efficient, suitable for most scenarios. 2. When dealing with multiple separators, using preg_split and regular expressions is more flexible, but you need to pay attention to performance and correctness. 3. When limiting the number of segmentation times, the third parameter of the exploit function is very useful. 4. Complex formats can be processed in combination with exploit and preg_split. 5. When processing large-scale data, the strtok function can improve efficiency.

2025-05-23 comment 0  378

Article Introduction：Version control is a key link when managing PHP projects. Recently I was working on a Git-based PHP project and I encountered a problem: how to automatically generate and manage version numbers during development. This problem seems simple, but manual maintenance of the version number is not only cumbersome, but also prone to errors. After some exploration, I found a very useful tool - the sebastian/version library, which was easily integrated into the project through Composer, completely solving my troubles.

2025-04-18 comment 0  944

Article Introduction：Use PHP to create a monetizable content search platform, and Elasticsearch is the first choice to achieve efficient and accurate retrieval; 2. The core process includes data collection, index construction, search interface development, result display, and advertising/paid content integration; 3. Improve relevance requires combining word segmentation optimization, synonym expansion, fuzzy matching and field weighting; 4. Intelligent sorting depends on correlation scores, time freshness and user behavior data; 5. The monetization path can be selected for context advertising, sponsored content, affiliate marketing, paid functions or data API services, and it needs to be flexibly combined according to the platform positioning to achieve commercial value.

2025-07-25 comment 0  198