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Description
Ruby Pocket Reference, 2nd EditionUpdated for Ruby 2. 2, this handy reference offers brief yet clear explanations of Rubys core elementsfrom operators to blocks to documentation creationand highlights the key features you may work with every day. Need to know the correct syntax for a conditional? Forgot the name of that String method? This book is organized to help you find the facts fast. Ruby Pocket Reference, 2nd Edition is ideal for experienced programmers who are new to Ruby.
Updated for Ruby 2.2, this handy reference offers brief yet clear explanations of Ruby’s core elements—from operators to blocks to documentation creation—and highlights the key features you may work with every day. Need to know the correct syntax for a conditional? Forgot the name of that String method? This book is organized to help you find the facts fast.
Ruby Pocket Reference, 2nd Edition is ideal for experienced programmers who are new to Ruby. Whether you’ve come to Ruby because of Rails, or you want to take advantage of this clean, powerful, and expressive language for other applications, this reference will help you easily pinpoint the information you need.
You’ll find detailed reference material for:
- Keywords, operators, comments, numbers, and symbols
- Variables, pre-defined global variables, and regular expressions
- Conditional statements, method use, classes, and exception handling
- Methods for the BasicObject, Object, Kernel, String, Array, and Hash classes
- Time formatting directives
- New syntax since Ruby 1.9
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4.7 ★★★★★
Based on 340 reviews
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Product Reviews
★★★★★ 5
Unexpensive and great for summer
Size: King, Color: White
Light, synthetic, but oeko tex label.
White, breathable, easy to wash and dry, comfy, seems a great quality. It will last for a while.
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Reviewed in the United States on January 19, 2026
★★★★★ 5
A 5 star WIN - such a soft, so fluffy, perfect cloud duvet comforter that feels expensive but isn't. Like sleeping in a cloud.
My fiance' and I both had king size duvets - mine from Ikea, down alternative, a few years old, and I'm not sure where his was from, but his was true goose down/feathers. After going away for the weekend to stay at a lovely vacation home, we got a bit spoiled with the comfortable bed and great linens there, so when we came home we decided it was time for a bed makeover. Since I love to research, I spent hours scouring Amazon for something that looked like it was actually a great comforter at a great price.
This duvet is everything we wanted and more. Oh my GOSH...it is SO fluffy. SO soft. It's my marshmallow cloud comforter. The inside fill has a silky soft feeling to it when you press on it - it sort of slides in your hands when you touch it, like the fill has a light, silky feel to it Even when I sit on the end of the bed to do something, I can feel how comfortable it is to just even sit on. It makes our old duvets seem pathetic, like something you'd go camp with. This duvet is as nice as the bedding we had where we stayed in our vacation home.
It feels like it has medium weight, but it's warm - quite warm for the weight. We keep it cool in our home at night so for us it's perfect. The material is so soft. We covered it immediately with a beautiful cover because we want to keep it in perfect condition.
I also notice that even though both of our old duvets were king size, this one (also a king) just seems bigger. Our bed is a queen and the king size fits perfectly over it, it drapes over the sides just far enough. Also, my fiance' likes to roll up in his covers when he sleeps. He has plenty of room to do that without taking any of the duvet from my side. :)
Verdict - it's amazing, I feel like a princess sleeping under this duvet. It's amazing for this price, amazing. All 3 of us give it 5 stars - me, fiance' and our cat who now won't get off of our bed.
Someone mentioned that it doesn't have loops on the corners. That's true, it doesn't, but you can always sew those on if you want to. I found a kit for that on amazon too. But trust me, this comforter is worth sewing loops if you really want them. However, like others, we haven't found that the comforter moves or shifts in the duvet cover at all. It stays very well, better than any of my old comforters did, and I've had a few. Perhaps it's the loft that keeps it in place so well.
I'll check back in after some time to let you know if if stays nice.
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Reviewed in the United States on March 28, 2016
★★★★★ 4
Soft, Cozy, and Perfect for All Seasons – Great Value for the Price!
Size: King, Color: Grey
I purchased the Utopia Bedding All Season Down Alternative Quilted King Comforter, and it has been a great addition to our bed. The comforter is soft and has a nice, lightweight feel that’s comfortable year-round. It provides just the right amount of warmth without feeling too heavy, so we’ve used it both during cooler nights and warmer weather without feeling overheated. The grey color is rich and stylish, adding a modern touch to our room decor.
The quilted design keeps the filling evenly distributed, so there are no cold spots, and it holds its shape well even after washing. The corner tabs are a nice touch for securing it inside a duvet cover, though we’ve also used it on its own. It’s easy to wash in the machine, and so far, it’s held up well with no signs of pilling or fading.
One minor drawback is that it’s a bit thinner than I expected for a “down alternative” comforter, so if you prefer a super fluffy look, you might want to layer it with an additional blanket. That said, it’s perfect for a clean, streamlined appearance on the bed, and the comfort level is still very cozy.
Overall, this Utopia Bedding comforter is a fantastic value for anyone seeking an affordable, all-season option that’s easy to care for. It’s comfortable, versatile, and stylish – a solid choice if you’re looking for a dependable comforter for everyday use!
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Reviewed in the United States on November 2, 2024
★★★★★ 5
So great to use as a Duvet insert or as a Comforter on it’s own.
Size: King, Color: White, Size: King, Color: White
I recently purchased this Duvet Insert/All Season Comforter and I am thoroughly impressed with its performance. The bright white color seamlessly complements my furniture and walls, adding a clean and elegant look to my bedroom. What I appreciate most is its versatility; it keeps me warm during the winter months while also providing a cool comfort when the temperature rises.
I love that it's lightweight yet still offers that cozy, snug feeling, which is why I haven't felt the need to use a duvet cover. The initial setup was a breeze—I simply took it out of the shrink wrap, tossed it in the washer and dryer, and it was ready to use immediately. There was no unpleasant odor upon opening, which is a big plus.
The functionality of this comforter is commendable; it serves well both as a standalone comforter and as an insert for a duvet cover, making it a practical addition to my bedding collection. After washing and drying, it retained its fluffy shape and vibrant color, further enhancing my satisfaction with the purchase. Overall, it's a great product that combines style and comfort effectively.
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Reviewed in the United States on February 1, 2025
★★★★★ 5
Great duvet insert at a budget price
Size: Queen, Color: White
I'm new to using a duvet so I had no idea where to even start when it came to a duvet insert. I decided on this one and what a great decision that was. This duvet insert is perfect and fit my queen size cover perfectly. It did arrive vacuum sealed but once you cut it open it quickly regained its shape. I did throw it in the dryer for 10mins with no heat and that seemed to help add an extra layer of fluffiness but I do not think that is necessary for everyone. This duvet insert is perfect for all year around because it is not heavy, so it will keep you warm without getting too hot in the summer. Overall, I am very pleased with my purchase and I would highly recommend. Also, it is washable which is such a plus!
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Reviewed in the United States on August 28, 2024
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