Turing School Prework

Task A- Practice Typing:

screenshots of scores will be posted in comments

Task B- Algorithmic Thinking & Logic:

screenshots of completed sections will be posted in comments

Task C- Create your Gist:

https://gist.github.com/jasonnoble/c45a9e0c1a2e8dba8cac33d33985cd8d

Task D- Set up your Environment:

Did you run into any issues? Nope
How do you open Visual Studio from your Terminal? code .
What is the file extension for a Ruby file? .rb (I don't remember this being covered?)
which ruby /Users/jasonn/.rvm/rubies/ruby-2.3.1/bin/ruby
git --version

git version 2.11.0
hub version 2.2.9

rvm --version rvm 1.28.0 (master) by Michal Papis, Piotr Kuczynski, Wayne E. Seguin [https://rvm.io/]

Task E- The Command Line:

screenshots of your terminal after each exercise will be posted in comments

Day One Questions:

What does pwd stand for, and how is this command helpful? print working directory It shows you what directory you're currently in.
What does hostname tell you, and what shows up in YOUR terminal when you type hostname? Where was this covered? It returns jasons-mbp.local

Task F- Learn Ruby:

Option 1 Questions:

IRB

How do you start and stop irb? irb starts irb. You can exit irb by typing exit.
What might you use irb for? Experimenting with short pieces of code to figure out what they do.

Variables

How do you create a variable? variable_name = variable_value, e.g. my_first_name = 'Jason'
What did you learn about the rules for naming variables? Variables can't start with a number, they can't have - in them.
How do you change the value of a variable? Assign it a new value, e.g. my_first_name = 'Ted'

Datatypes

How can you find out the class of a variable? Call the class method: my_variable.class
What are two string methods? upcase and downcase
How can you change an integer to a string? .to_s

Strings

Why might you use double quotes instead of single quotes in Ruby? You need interpolation
What is this used for in Ruby: #{}? Interpolation
How would you remove all the vowels from a string? "the string".delete('aeiou')

Input & Output

What do 'print' and 'puts' do in Ruby? print and puts print things to the screen.
What does 'gets' do in Ruby? gets waits for input from the user
Add a screenshot in the comments of the program you created that uses 'puts' and 'gets', and give it the title, "I/O".

Numbers & Arithmetic

What is the difference between integers and floats?
Complete the challenge, and post a screenshot of your program in the comments with the title, "Numbers".

Booleans

What do each of the following symbols mean?
- ==
- =
- <=
- !=
- &&
- ||
What are two Ruby methods that return booleans?

Conditionals

What is flow control?
What will the following code return?

apple_count = 4

if apple_count > 5
  puts "Lots of apples!"
else
  puts 'Not many apples...'
end

What is an infinite loop, and how can you get out of one?
Take a screenshot of your program and terminal showing two different outputs, and post it in the comments with the title, "Conditionals".

nil

What is nil?
Take a screenshot of your terminal after working through Step 4, and post it in the comments with the title, "nil".

Symbols

How can symbols be beneficial in Ruby?
Does naming symbols use the same rules for naming variables?
Take a screenshot of your terminal after working through Step 4, and post it in the comments with the title, "Symbols".

Arrays

What method can you call to find out how many elements are in an array?
What is the index of pizza in this array: ["pizza", "ice cream", "cauliflower"]?
What do 'push' and 'pop' do?

Hashes

Describe some differences between arrays and hashes.
What is a case when you might prefer an array? What is a case when you might prefer a hash?
- Take a screenshot of your terminal after working through Step 2, and post it in the comments with the title, "Hashes".

Task G- Prework Reflection:

Were you able to get through the work? Did you rush to finish, or take your time?
What are you most looking forward to learning more about?
What topics would you most like to see reinforced by instructors?
What is most confusing to you about what you've learned?
What questions do you have for your student mentor or for your instructors?

Pre-work Tasks- One Month Schedule

(Note: You will most likely only get to the following sections if you have more than a week for your pre-work. If you are doing the one week pre-work schedule, you may delete this section of the Gist.)

Railsbridge Curriculum, cont.

Loops: Take a screenshot of your "Challenge" program, and post it as a comment in your Gist.
What challenges did you try for "Summary: Basics"? Post a screenshot of one of your programs.
Functions: How do you call a function and store the result in a variable?
Describe the purpose of the following in Ruby classes: initialize method, new method, instance variables.
How to Write a Program: Screenhero with your student mentor and share your program. Write a bit about what you found most challenging, and most enjoyable, in creating your program.

Launch School Ruby Book

screenshots will be posted in comments
What are your three biggest takeaways from working through this book?

CodeSchool

screenshots will be posted in comments
What are your two biggest takeaways from working through this tutorial?
What is one question you have about Git & GitHub?

Workflow Video

Describe your thinking on effective workflow. What shortcuts do you think you'll find most useful? What would you like to learn or practice that will most help you improve your speed and workflow?

Michael Hartl's Command Line Book

As you complete each section, respond to the related questions below (mostly taken directly from the tutorial exercises):

1.3: By reading the "man" page for echo, determine the command needed to print out “hello” without the trailing newline. How did you do it?
1.4: What do Ctrl-A, Ctrl-E, and Ctrl-U do?
1.5: What are the shortcuts for clearing your screen, and exiting your terminal?
2.1: What is the "cat" command used for? What is the "diff" command used for?
2.2: What command would you use to list all txt files? What command would you use to show all hidden files?
3.1: How can you download a file from the internet, using the command line?
3.3: Describe two commands you can use in conjunction with "less".
3.4: What are two things you can do with "grep"?