Download Learn to Program (2nd Edition) (The Facets of Ruby Series) by Chris Pine PDF

By Chris Pine

Desktops are far and wide, on each table, on your iPod, cellular phone, and PDA. To stay good within the twenty first century, you must know the way to make desktops do issues. And to truly make desktops do what you will want, you want to learn how to application. thankfully, that's more straightforward now than ever ahead of. Chris Pine's ebook will educate you ways to application. You'll learn how to use your computing device greater, to get it to do what you will want it to do. beginning with small, easy one-line courses to calculate your age in seconds, you'll see find out how to increase to totally established, genuine courses. You'll research an identical know-how used to force sleek dynamic web pages and big, specialist purposes. It's now more uncomplicated to profit to put in writing your individual software program than it has ever been sooner than. Now all people can discover ways to write courses for themselves---no past event is important. Chris takes a radical, yet light-hearted method that teaches you ways to application with no less than fuss or trouble.

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Additional info for Learn to Program (2nd Edition) (The Facets of Ruby Series)

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The problem is that you can’t really add a number to a string or multiply a string by another string. It doesn’t make any more sense than this does: puts 'Betty' + 12 puts 'Fred' * 'John' Here’s something else to be aware of: you can write 'pig'*5 in a program, since it just means five sets of the string 'pig' all added together. poetic, at best. Finally, what if we want a program to print out You’re swell! ' Well, that won’t work; I can tell that just from the syntax coloring. I won’t even try to run it.

And your name is....? chris chris? You mean Chris, right? Don't you even know how to spell your name?? yes Hmmph! Well, sit down! Fine, I’ll capitalize my name: Hello, and welcome to seventh grade English. My name is Mrs. Gabbard. And your name is....? Chris Please take a seat, Chris. Com B RANCHING Sometimes it might get confusing trying to figure out where all the ifs, elses, and ends go. What I do is write the end at the same time I write the if. ' puts 'My name is Mrs. Gabbard. ' puts 'My name is Mrs.

Our first string method is reverse, which returns a reversed version of the string: var1 = 'stop' FF1 SPOILER ALERT! lleps cigam A PUSH B SELECT.... TCELES B HSUP A magic spell? As you can see, reverse doesn’t change the original string; it just makes a new backward version of it. That’s why var1 is still 'stop' even after we called reverse on it. ' What is your full name? Christopher David Pine # Uh-oh! See? There it is! It’s an easy mistake to make.

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