Koren Leslie Cohen

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Git, GitHub

Basic Git Cheat Sheet

May 30, 2014 by Koren Leslie Cohen

setup git

Git allows us to keep track of the changes in our code, and to store those changes. This is known as version control. When used with GitHub, git allows us to keep track of our code in publicly accessible repositories.

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Ruby / Rails

Mixin Ruby Modules

May 30, 2014 by Koren Leslie Cohen

preloader

Modules are collections of methods and constants. Practically, they’re like a toolbox full of neat tools and supplies. If you wanted to build a house, you might use one set of tools and supplies, whereas building electronics may require another set of tools and supplies. Modules are a way to organize your tools and supplies into useful receptacles.

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Ruby / Rails

Ruby Classes

May 28, 2014 by Koren Leslie Cohen

rails

Classes are useful to help organize objects with similar attributes and methods. Instead of defining multiple objects with similar attributes, we can instead define a single class and create instances of that class.

2 comments

C, Ruby / Rails

FizzBuzz in Ruby (and the Strangeness of Ruby Loops)

May 10, 2014 by Koren Leslie Cohen

javascript array methods

Comparing Ruby and C.

1 comment

C, Harvard CS50

Breakout Game in C

April 28, 2014 by Koren Leslie Cohen

Reviving one of my favorite childhood games, Arkanoid.

7 comments

C, Harvard CS50

Game of Fifteen in C

April 24, 2014 by Koren Leslie Cohen

The Game of Fifteen is a puzzle played on a square, two-dimensional board with numbered tiles that slide.

8 comments

C, Harvard CS50

Vigenere Cipher in C

April 2, 2014 by Koren Leslie Cohen

Takes user input and encrypts it with a keyword.

2 comments

Harvard CS50

Halfway Through Harvard CS50

March 30, 2014 by Koren Leslie Cohen

My thoughts on the first half of Harvard CS50.

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C

Implementing Swap in C without a Swap Function

March 30, 2014 by Koren Leslie Cohen

Implementing a swap without a swap function.

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C

FizzBuzz in C

March 30, 2014 by Koren Leslie Cohen

My solution to the common FizzBuzz problem.

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