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Description
Java Performance Tuning, 2nd Edition"Performance has been an important issue for Java developers ever since the first version hit the streets. Over the years, Java performance has improved dramatically, but tuning is essential to get the best results, especially for J2EE applications. You can never have code that runs too fast. Java Peformance Tuning, 2nd edition provides a comprehensive and indispensable guide to eliminating all types of performance problems. Using many real life
"Performance has been an important issue for Java developers ever since the first version hit the streets. Over the years, Java performance has improved dramatically, but tuning is essential to get the best results, especially for J2EE applications. You can never have code that runs too fast. Java Peformance Tuning, 2nd edition provides a comprehensive and indispensable guide to eliminating all types of performance problems. Using many real-life examples to work through the tuning process in detail, JPT shows how tricks such as minimizing object creation and replacing strings with arrays can really pay off in improving your code's performance. Tuning J2EE applications bears many similarities to tuning J2SE apps, but important and specific considerations apply. For this reason, Java Performance Tuning, Second Edition includes four new chapters: a new chapter on J2EE application tuning in general followed chapters on tuning JDBC, servlets and JSPs, and EJBs. Java Performance Tuning offers common-sense advice about what to tune and what to leave alone, emphasizing techniques that provide big performance gains with minimal code restructuring. It gives you crucial guidance that helps you tune without destroying your program's architecture. Blindly changing things in an effort to make a program run faster is a great way to create buggy, unmaintainable code. Java Performance Tuning teaches you to work efficiently and effectively, resulting in code that is robust, maintainable, and fast. Java Performance Tuning, Second Edition shows you how to:Shipping Notes
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4.5 ★★★★★
Based on 14 reviews
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Product Reviews
★★★★★ 5
Breathable lightweight golf polo
Color: White, Size: Large, Color: White, Size: Large
Honestly, I wasn’t expecting much, but this polo turned out to be a really solid buy.
The fabric is super lightweight and breathable, you can actually feel the airflow because of the mesh texture. I wore it on a warm day and didn’t feel all sweaty and gross. It dries pretty fast too, which is a big plus.
I like the quarter-zip design a lot more than I thought I would. It gives it a slightly more modern, sporty look compared to regular polos, and you can unzip it a bit if it gets hot. The contrast trim is a nice touch without being over the top.
The stretch is probably my favorite part. It moves really well, whether I’m swinging a golf club or just going about my day. Doesn’t feel stiff at all, and it keeps its shape after wearing it for hours.
I’ve worn it for golf, casual outings, and even to work once, and it fits in everywhere. Easy to pair with pretty much anything.
Also, super easy to take care of, no wrinkles and still looks good after washing.
Overall, really comfortable, looks good, and feels like it’ll last. I’d definitely get another one in a different color. Great value for the price point.
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Reviewed in the United States on April 5, 2026
★★★★★ 4
Comfortable, Breathable, and Stylish Polo
Color: White, Size: Large, Color: White, Size: Large
I’ve been very happy with this polo shirt. The fabric feels lightweight, soft, and stretchy, making it extremely comfortable to wear throughout the day. The mesh texture provides excellent breathability, and the moisture-wicking material does a great job of keeping you cool and dry in warm weather.
The quarter-zip collar gives the shirt a modern, sporty look that stands out from a traditional button polo. It also allows you to unzip it a bit for extra airflow when needed. The fit is true to size with a clean athletic cut that looks sharp without feeling too tight or restrictive.
The white color is slightly see-through in bright light, so that’s something to keep in mind. It’s not overly transparent, but it can be noticeable depending on what you wear underneath.
One of the things I like most is how versatile this shirt is. It works perfectly for golf, but it also looks great for casual outings, travel, or even business-casual settings. The stretchy material moves comfortably with your body and never feels stiff.
The overall quality is very good. The stitching is clean, the zipper feels sturdy, and the shirt has held up well after several washes. It has not shrunk, lost its shape, or shown any fading, which is always a good sign.
It also comes out of the wash looking smooth with very few wrinkles, so it’s easy to care for and convenient if you travel often.
For the price, this is an excellent value. It offers a great combination of comfort, performance, and style, and it feels like a much more expensive shirt. I would definitely buy more colors.
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Reviewed in the United States on May 12, 2026
★★★★★ 5
Deep black and crisp white, this collar really pops.
Color: Black, Size: XX-Large, Color: Black, Size: XX-Large
I love this shirt. The fabric is hard to describe, but it’s very comfortable, cool, and soft. If you’re looking for something highly breathable, this is it.
The quality is well made, and the zipper is great. I’m not worried about it splitting or the zipper coming off. It’s fantastic, very comfortable, and fits me really well, even though I’m over 6 feet tall. The value for the money is great.
I’ve already mentioned how soft it feels, and the appearance is great too. That white collar really pops against the crisp dark black. I know the picture doesn’t capture it well and looks a bit washed out, but in person the black is very black and the white is crisp white, exactly as shown in the listing photos.
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Reviewed in the United States on April 19, 2026
★★★★★ 5
Nice shoes
Size: 13 Wide, Color: Cement Leather/Nubuck
Looks great!! Comfortable
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Reviewed in the United States on April 18, 2026
★★★★★ 5
Extremely comfortable stylish shoe
Size: 9.5, Color: Ch British Tan
Very comfortable and stylish shoe that works well for casual or dress. Sizing is as expected. They do tend to feel a bit warm, so might be best for cooler weather.
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Reviewed in the United States on April 1, 2026
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