Web Scraping

  1. Data Extraction Techniques
    1. CSS Selector Mastery
      1. Basic Selector Types
        1. Element Selectors
          1. Class Selectors
            1. ID Selectors
            2. Advanced Selectors
              1. Attribute Selectors
                1. Pseudo-class Selectors
                  1. Pseudo-element Selectors
                  2. Combinator Selectors
                    1. Descendant Combinator
                      1. Child Combinator
                        1. Adjacent Sibling Combinator
                          1. General Sibling Combinator
                          2. Selector Optimization
                            1. Performance Considerations
                              1. Specificity Management
                            2. XPath Expression Techniques
                              1. Path Expression Syntax
                                1. Absolute Paths
                                  1. Relative Paths
                                    1. Node Selection
                                    2. Predicate Usage
                                      1. Filtering Conditions
                                        1. Position-Based Selection
                                          1. Attribute-Based Filtering
                                          2. XPath Functions
                                            1. Text Processing Functions
                                              1. String Manipulation Functions
                                                1. Node Set Functions
                                                2. Axis Navigation
                                                  1. Parent-Child Relationships
                                                    1. Sibling Navigation
                                                      1. Ancestor-Descendant Traversal
                                                    2. Regular Expression Applications
                                                      1. Pattern Matching Fundamentals
                                                        1. Basic Metacharacters
                                                          1. Character Classes
                                                            1. Quantifiers
                                                            2. Text Extraction Patterns
                                                              1. Email Address Extraction
                                                                1. Phone Number Extraction
                                                                  1. URL Pattern Matching
                                                                  2. Data Validation
                                                                    1. Format Verification
                                                                      1. Input Sanitization

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                                                                  4. Essential Tools and Libraries

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                                                                  6. Handling Common Scraping Challenges