Wicked Cool Ruby Scripts: Useful Scripts That Solve Difficult Problems

Description

Wicked Cool Ruby Scripts is a compendium of scripts that will make your life easier by saving you time and solving problems. If you find yourself wasting effort and time on a task a trained monkey could do, it's time for Ruby to come to the rescue. Wicked Cool Ruby Scripts provides carefully selected Ruby scripts that are immediately useful. Learn how to streamline administrative tasks like renaming files, disabling processes, and changing permissions. After you get your feet wet creating basic scripts, author Steve Pugh will show you how to create powerful Web crawlers, security scripts, full-fledged libraries and applications, and much more. With each script you'll get the raw code followed by an explanation of how it really works, as well as instructions for how to run the script and suggestions for customizing it. Wicked Cool Ruby Scripts will save you from the tedium of repetitive tasks and give you back the time it would take to write scripts from scratch. Foreword Acknowledgments Introduction Wicked Cool Ruby Scripts You Need Ruby Basics Documentation Organization and Approach The Website 1: General Purpose Utilities #1 Check for Changed Files The Code Running the Code The Results How It Works Hacking the Script #2 Encrypt a File The Code Running the Code The Results How It Works Hacking the Script #3 Decrypt a File The Code Running the Code The Results How It Works #4 File Splitting The Code Running the Code The Results How It Works Hacking the Script #5 File Joining The Code Running the Code The Results How It Works Hacking the Script #6 Windows Process Viewer The Code Running the Code The Results How It Works Hacking the Script #7 File Compressor The Code Running the Code The Results How It Works #8 File Decompression The Code Running the Code The Results How It Works #9 Mortgage Calculator The Code Running the Code The Results How It Works Hacking the Script 2: Website Scripting #10 Web Page Link Validator The Code Running the Code The Results How It Works Hacking the Script #11 Orphan File Checker The Code Running the Script The Results How It Works #12 Form Generator The Code Running the Code The Results How It Works Hacking the Script #13 RSS Parsing The Code Running the Code The Results How It Works Hacking the Script #14 Stock Exchange Grep The Code Running the Code The Results How It Works Hacking the Script #15 IP Address Generation The Code Running the Code The Results How It Works #16 Subnet Calculator The Code Running the Code The Results How It Works Hacking the Script 3: Li(U)nix System Administration #17 Fixing Bad Filenames The Code Running the Code The Results How It Works Hacking the Script #18 Adding a User The Code Running the Code The Results How It Works Hacking the Script #19 Modifying a User The Code Running the Code The Results How It Works Hacking the Script #20 Killing a Stuck Process The Code Running the Code The Results How It Works #21 Validating Symlinks The Code Running the Code The Results How It Works Hacking the Script 4: Picture Utilities #22 Mass Editing The Code Running the Code The Results How It Works #23 Image Information Extraction The Code Running the Code The Results How It Works Hacking the Script #24 Creating a Thumbnail The Code Running the Code The Results How It Works Hacking the Script #25 Resize a Picture The Code Running the Code The Results How It Works Hacking the Script #26 Adding a Watermark to Pictures The Code Running the Code The Results How It Works #27 Convert to Black and White The Code Running the Code The Results How It Works #28 Creating a Photo Gallery The Code Running the Code Results How It Works Hacking the Script 5: Games and Learning Tools #29 Sudoku Solver The Code Running the Code The Results How It Works #30 Flash Cards The Code Running the Code The Results How It Works Hacking the Script #31 Number-Guessing Game The Code Running the Code The Results How It Works #32 Rock, Paper, Scissors The Code Running the Code The Results How It Works Hacking the Script #33 Word Scramble The Code Running the Code The Results How It Works #34 Hangman The Code Running the Code The Results How It Works #35 Pig The Code Running the Code The Results How It Works Hacking the Script 6: String Utilities #36 PDF Generator The Code Running the Code The Results How It Works #37 Word Frequency The Code Running the Code The Results How It Works Hacking the Script #38 Comma-Separated Value Parser The Code Running the Code The Results How It Works Hacking the Script #39 CSV to XML The Code Running the Code The Results How It Works Hacking the Script #40 Ruby Grep The Code Running the Code The Results How It Works Hacking the Script #41 Password Check The Code Running the Code The Results How It Works Hacking the Script 7: Servers and Scrapers #42 Define The Code Running the Code The Results How It Works Hacking the Script #43 Automated SMS The Code Running the Code The Results How It Works #44 Link Scrape The Code Running the Code The Results How It Works Hacking the Script #45 Image Scrape The Code Running the Code The Results How It Works Hacking the Script #46 Scraper The Code Running the Code The Results How It Works #47 Encrypted Client The Code Running the Code The Results How It Works #48 Encrypted Server The Code Running the Code The Results How It Works 8: Arguments and Documentation #49 File Security The Code Running the Code The Results How It Works #50 Web Scraper The Code Running the Code The Results How It Works #51 Photo Utilities The Code Running the Code The Results How It Works Conclusion 9: Sorting Algorithms #52 Bubble Sort The Code Running the Code The Results How It Works #53 Selection Sort The Code Running the Code The Results How It Works #54 Shell Sort The Code Running the Code The Results How It Works #55 Merge Sort The Code Running the Code The Results How It Works #56 Heap Sort The Code Running the Code The Results How It Works #57 Quick Sort The Code Running the Code The Results How It Works #58 Shear Sort The Code Running the Code The Results How It Works A Note About Efficiencies 10: Writing a Metasploit 3.1 Module with Ruby Introduction to Metasploit Installation Writing a Module Building the Exploit Watching in Real Time Explanation of Metasploit Module Shell Finding the Payload Space Afterword Index Updates