Effective Perl Programming: Ways to Write Better, More Idiomatic Perl, Second Edition

Contents

Foreword

Preface

Acknowledgments

About the Authors

Introduction

Chapter 1 The Basics of Perl

Item 1. Find the documentation for Perl and its modules.

Item 2. Enable new Perl features when you need them.

Item 3. Enable strictures to promote better coding.

Item 4. Understand what sigils are telling you.

Item 5. Know your variable namespaces.

Item 6. Know the difference between string and numeric comparisons.

Item 7. Know which values are false and test them accordingly.

Item 8. Understand conversions between strings and numbers.

Item 9. Know the difference between lists and arrays.

Item 10. Don’t assign undef when you want an empty array.

Item 11. Avoid a slice when you want an element.

Item 12. Understand context and how it affects operations ...