Felix Lopez Livres

Regular expressions are essential tools used in text editors, utilities, and programming languages for searching and manipulating text based on patterns. They simplify complex tasks like search, replacement, extraction, and validation into manageable patterns. This guide will teach you the fundamentals of Regular Expressions, focusing on their application in Python, while also highlighting differences between Python 2.x and 3.x. The book begins with an overview of the theory behind regular expressions, followed by a detailed examination of the Python regex module. It progresses to advanced topics such as grouping, lookarounds, and performance optimization. You will learn to leverage Regular Expressions effectively in Python, explore advanced features, and understand the workings of alternators and quantifiers. The importance of grouping is emphasized, along with techniques for improving performance, including the use of tools like RegexBuddy and strategies for managing backtracking. This concise guide is designed for Python developers looking to enhance their skills with Regular Expressions. A basic understanding of Python is recommended for optimal comprehension.

La Segunda antología de poesía española es una nueva versión, debidamente actualizada, de la Antología de poesía española que publicó la Galera en 2009. Esta antología recoge igualmente una selección esencial de poemas de la literatura española para los estudiantes de Bachillerato y presenta un recorrido por la historia de la poesía española desde las jarchas hasta los autores del siglo xx, como José Ángel Valente o Jaime Gil de Biedma. Todo ello con una completa guía didáctica a cargo de Félix López que incluye la versión moderna de todos los poemas medievales, notas aclaratorias, una breve introducción a cada poema, tabla de tendencias poéticas, autores y obras y una propuesta de actividades.