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CodeSignal

Revisiting Ruby Essentials

via CodeSignal

Overview

An introductory course to revitalize your Ruby knowledge. Develop competency in Ruby syntax, string operations, and looping techniques, setting a robust platform for tackling basic programming issues.

Syllabus

  • Unit 1: Revisiting Ruby Essentials
    • Basic Array Access in Ruby
    • Modify and Print Updated List
  • Unit 2: Revisiting Ruby Essentials: Arrays and Strings
    • Refining Your Ruby Packing List
    • Validating the Packing List
    • Packing Your Travel Bag with Ruby Arrays
    • Packing List Checker in Ruby
    • Packing Your Virtual Suitcase in Ruby
    • Space Explorer String Manipulation Task
  • Unit 3: Revisiting Ruby Loops and Iterations
    • Replace Each with Times Loop
    • Fruit Salad Counter Fix
    • Looping Through Fruits for Salad
    • Building a Fruit Salad String
    • Counting Non-Vowel Characters in a String
  • Unit 4: Conditional Looping and Control
    • Breaking the Temperature Limit
    • Iterate and Analyze Temperatures
    • Control the Flow Based on Temperature Conditions
    • Advanced Weather Insights with Counters
    • Classifying Temperatures: Hot, Cold, and Pleasant
  • Unit 5: String Handling and Manipulation in Ruby
    • Counting Lowercase Characters in a String
    • String Cleaning Task
    • Encrypting a Message by Shifting Letters
    • Implementing Caesar Cipher
    • Text Encryption with Shift Cipher
  • Unit 6: Mastering Ruby's String Methods and Type Conversions
    • Practicing the Join Method
    • Debugging Employee Data Formatting
    • Reconstruct Employee Information
    • Processing Astronaut Exploration Data
    • Processing Space Exploration Crew Data

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