Table of Contents

1. Preface
   1. Who this book is for
   2. What this book covers
   3. To get the most out of this book
      1. Download the example code files
      2. Conventions used
   4. Get in touch
      1. Reviews
1. Faster Web – Getting Started
   1. What is the Faster Web?
      1. The Faster Web and performance
      2. Measuring the Faster Web
         1. Before Measuring
         2. Benchmark testing and profiling
            1. Practical prerequisites
            2. Understanding Apache Bench (AB)
            3. Understanding Siege
      3. Installing and configuring useful tools
         1. Profiling PHP – xdebug Installation and Configuration
         2. SQL – Speed Testing
         3. JavaScript – Developer Tools
   2. Summary
   3. References
2. Continuous Profiling and Monitoring
   1. What is Blackfire.io?
      1. Installing and configuring Blackfire.io
      2. Profiling manually with Blackfire.io
   2. Performance testing with Blackfire.io
   3. Monitoring performance with the TICK Stack
   4. Summary
   5. References
3. Harnessing the Power of PHP 7 Data Structures and Functions
   1. PHP 7 optimizations
      1. Strict typing
      2. Immutable and packed arrays
      3. Memory allocation of integers and floats
      4. String interpolation and concatenation
      5. Parameter references
   2. Identifying more possible optimizations
   3. Functional programming and memoization
   4. Summary
   5. Reference
4. Envisioning the Future with Asynchronous PHP
   1. Asynchronous non-blocking I/O calls
   2. Multithreading with pthreads
   3. Using the ReactPHP library
   4. Summary
5. Measuring and Optimizing Database Performance
   1. SQL query performance
      1. The structure of indexes
      2. The execution plan
      3. Basic query optimization
      4. The performance schema and advanced query optimization
   2. Advanced benchmarking tools
      1. DBT2
      2. SysBench
   3. Summary
6. Querying a Modern SQL Database Efficiently
   1. Modern SQL
      1. Definition
         1. WITH and WITH RECURSIVE
         2. CASE
         3. OVER and PARTITION BY
         4. OVER AND ORDER BY
         5. GROUPING SETS
         6. JSON clauses and functions
         7. FILTER
         8. LATERAL queries
   2. Summary
7. JavaScript and Danger-Driven Development
   1. The global object and local variables
      1. Avoiding global variables
      2. Evaluating local variables
   2. Avoiding bad idioms and keeping an eye on the very bad parts
      1. Bad idioms
      2. Bad constructs – the with statement
      3. Bad constructs – the eval statement
      4. Bad constructs – the try-catch-finally construct
      5. Avoiding inefficient loops
      6. Linters and strict mode
   3. Using the DOM efficiently
      1. Modifying the document tree
      2. Updating an invisible element
      3. Making style changes
      4. Searching for nodes
      5. Inspecting a large number of nodes
      6. Managing references from one document to another
      7. Caching DOM values
   4. Structuring and loading a JavaScript application
      1. Minimizing costly operations
      2. Cleaning up, minifying, and compressing resources
      3. Loading page resources
      4. Caching page resources
   5. Summary
8. Functional JavaScript
   1. Simplifying functions
      1. Functional programming principles
      2. Functions as first-class citizens
      3. Dealing with side effects
      4. Immutability
   2. Functional programming techniques
      1. Map
      2. Filter
      3. Reduce
      4. Tail-call optimization
         1. What is TCO?
         2. How TCO works
         3. Recognizing tail-calls
   3. More upcoming JavaScript features
      1. Async functions
      2. Async generators and for-await-of loops
      3. Pipeline operator
      4. Partial application
   4. Summary
9. Boosting a Web Server's Performance
   1. MOD_SPDY and HTTP/2
      1. Multiplexed and prioritized streams
      2. Server pushing
      3. Header compression
      4. HTTP/2
   2. PHP-FPM and OPCache
      1. PHP-FPM
      2. Zend OPcache
   3. ESI and Varnish Cache
      1. Edge Side Includes (ESI)
      2. Varnish Cache
   4. Client-side caching
      1. Browser caching
      2. Content Delivery Networks (CDNs)
   5. Other Faster Web tools
   6. Summary
   7. References
10. Going Beyond Performance
    1. Clocked and perceived time
    2. Speed perception
    3. Reasonable delay and response times
    4. UI design principles and patterns
    5. "Beyond Performance" tools
    6. Summary
    7. References
11. Other Books You May Enjoy
    1. Leave a review - let other readers know what you think