DevCodeLight

Creating a Link Shortener Using Backend PHP

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Creating a Link Shortener Using Backend PHP

Tiempo de lectura: < 1 minutoWe will learn today how to create a link shortener for our back end using a simple PHP script. We will create our shortener, we can call it link.php <?php // Cabecera header(“Access-Control-Allow-Origin: *”); date_default_timezone_set(“Europe/Madrid”); //Anti Bots if (preg_match(‘/bot|crawl|spider|preview/i’, $userAgent)) { // No registrar bots header(“Location: $target”, true, 302); exit; } // Recoger slug $slug … Read more

Creating a Holder or Context in Flutter

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Creating a Holder or Context in Flutter

Tiempo de lectura: 2 minutosEn Flutter there is no React Hooks (like react native), but it has a widget tree where you can inject data from top to bottom. It is the pure equivalent of React Context, although at a lower level. BASIC EXAMPLE: import ‘package:flutter/material.dart’; class CounterHolder extends InheritedWidget { final int counter; final Function() increment; const CounterHolder({ … Read more

Practical Tips for Large Apps Web Performance Optimization

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Practical Tips for Large Apps Web Performance Optimization

Tiempo de lectura: < 1 minutoThe web performance is a critical factor for any modern application, especially when we talk about large apps with many features, concurrent users and real-time data. A slow site not only affects the user experience, but also impacts retention, conversions and SEO positioning. < p Next, we present practical tips for optimizing large web applications … Read more

Applying Artificial Intelligence to Development: How to Harness It Without Getting Complicated

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Applying Artificial Intelligence to Development: How to Harness It Without Getting Complicated

Tiempo de lectura: < 1 minutoThe artificial intelligence (AI) has stopped being a topic of science fiction to become a common tool in software development. The AI offers unique opportunities to increase productivity, improve software quality and accelerate development time. However, many developers feel that integrating it can be complex or overwhelming. In this article, we explore how to use … Read more

Cloud Migration: Common Errors and Best Practices

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Cloud Migration: Common Errors and Best Practices

Tiempo de lectura: < 1 minutoThe adoption of cloud computing is a consolidated trend in 2025. Many companies seek to improve agility, scalability and reduce costs, but migrating applications and data to the cloud is not always easy. Knowing common mistakes and good practices can make a big difference between a successful migration and a project filled with problems. Remember … Read more

Comparative Analysis of Frameworks: React vs Angular vs Vue in 2025

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Comparative Analysis of Frameworks: React vs Angular vs Vue in 2025

Tiempo de lectura: < 1 minutoThe web development has evolved much in the last years, and choosing the right framework still is crucial for a project’s success. In 2025, React, Angular and Vue will still be the top three frameworks, each with their strengths and weaknesses. Here’s everything you need to know. React sigue liderando gracias a su simplicidad y … Read more

Microservices vs Monolithic: Advantages and Disadvantages

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Tiempo de lectura: < 1 minutoYou must choose between a monolith or a microservices architecture in software development, which is a key decision that affects the project’s growth, maintenance and scalability. SingletonsAnonymously defined objects are those where all the code is contained within one single unit. MicroservicesThe microservices divide the application into small and independent services that communicate with each … Read more

What are workers in FastAPI and how to increase them?

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What are workers in FastAPI and how to increase them?

Tiempo de lectura: 2 minutosA worker (worker) is a server process that handles incoming HTTP requests to your FastAPI application. Think of it as a person at a customer service counter: the more workers you have, the more customers you can serve at the same time. Imagine you have an API that processes requests like: @app.get(“/procesar”) def procesar(): time.sleep(2) … Read more

Types of AI Agents available with LangChain

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Types of AI Agents available with LangChain

Tiempo de lectura: < 1 minutoToday we are going to see what types of AI agents are available with LangChain. ➡️ The most used. What it does:The LLM decides which tool to use at each step based on only the textual description of the tools.No needs examples or prior instances. For: Typical usage example: agent = initialize_agent( tools=mis_tools, llm=llm, agent_type=AgentType.ZERO_SHOT_REACT_DESCRIPTION, … Read more

Adding searches on the Internet DuckDuckGo in Llama 3.2 8b using Ollama and LangChain for AI Agents

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Adding searches on the Internet DuckDuckGo in Llama 3.2 8b using Ollama and LangChain for AI Agents

Tiempo de lectura: < 1 minutoWe will today make our AI agent have a tool that allows it to perform internet searches. First, we will install the necessary libraries: pip install langchain langchain_community pip install ddgs NOW INITIALIZING CONNECTION WITH OLLAMA SERVER (https://devcodelight.com/ollama-con-llama-3-2-in-docker/) from langchain_community.chat_models import ChatOllama from langchain_core.prompts import ChatPromptTemplate # … other imports … # ⚠️ YOUR REMOTE … Read more