By David Loshin
A dialogue of high-performance computing, unique to an viewers of computing device pros and engineers who've a uncomplicated figuring out of desktops and wish to examine on the high-performance point
Read or Download High Performance Computing Demystified PDF
Best programming books
This reference is an engaging and whole advisor to utilizing fonts and typography on the internet and throughout various working structures and alertness software program. Fonts & Encodings exhibits you ways to take complete good thing about the marvelous variety of typographic strategies to be had, with complicated fabric that covers every thing from designing glyphs to constructing software program that creates and techniques fonts.
Praise for layout styles in Ruby
"Design styles in Ruby records shrewdpermanent how one can unravel many difficulties that Ruby builders typically stumble upon. Russ Olsen has performed an exceptional task of choosing vintage styles and augmenting those with more moderen styles that experience precise relevance for Ruby. He essentially explains every one proposal, creating a wealth of expertise on hand to Ruby builders for his or her personal day-by-day paintings. "
—Steve Metsker, dealing with advisor with Dominion electronic, Inc.
"This publication presents an outstanding demonstration of the foremost 'Gang of Four' layout styles with no resorting to overly technical causes. Written in an actual, but virtually casual sort, this e-book covers sufficient floor that even these with out earlier publicity to layout styles will quickly think convinced utilising them utilizing Ruby. Olsen has performed an exceptional activity to make a booklet a couple of classically 'dry' topic into such a fascinating or even sometimes funny learn. "
"This publication renewed my curiosity in knowing styles after a decade of fine intentions. Russ picked the main valuable styles for Ruby and brought them in an easy and logical demeanour, going past the GoF's styles. This e-book has greater my use of Ruby, and inspired me to blow off the dirt masking the GoF booklet. "
"Design styles in Ruby is a brilliant approach for programmers from statically typed objectoriented languages to benefit how layout styles look in a extra dynamic, versatile language like Ruby. "
—Rob Sanheim, Ruby Ninja, Relevance
Most layout trend books are in keeping with C++ and Java. yet Ruby is different—and the language's specific features make layout styles more straightforward to enforce and use. during this booklet, Russ Olsen demonstrates tips to mix Ruby's strength and magnificence with styles, and write extra subtle, potent software program with a ways fewer traces of code.
After reviewing the historical past, suggestions, and pursuits of layout styles, Olsen bargains a brief travel of the Ruby language—enough to permit any skilled software program developer to instantly make the most of styles with Ruby. The e-book particularly calls cognizance to Ruby beneficial properties that simplify using styles, together with dynamic typing, code closures, and "mixins" for simpler code reuse.
Fourteen of the vintage "Gang of Four" styles are thought of from the Ruby perspective, explaining what difficulties each one trend solves, discussing no matter if conventional implementations make feel within the Ruby atmosphere, and introducing Ruby-specific advancements. You'll detect possibilities to enforce styles in precisely one or strains of code, rather than the eternally repeated boilerplate that traditional languages frequently require.
Design styles in Ruby additionally identifies cutting edge new styles that experience emerged from the Ruby group. those contain how one can create customized gadgets with metaprogramming, in addition to the bold Rails-based "Convention Over Configuration" trend, designed to aid combine whole functions and frameworks.
Engaging, functional, and available, layout styles in Ruby can help you construct greater software program whereas making your Ruby programming event extra rewarding.
constructing C# purposes for iPhone and iPad utilizing MonoTouch exhibits you the way to take advantage of your latest C# abilities to jot down apps for the iPhone and iPad. thankfully, there's MonoTouch, Novell's . internet library that enables C# builders to write down C# code that executes in iOS. additionally, MonoTouch helps you to deal with the entire exact features of the iPhone, iPod contact, and iPad. And the massive plus: You needn't examine any Objective-C to grasp MonoTouch!
Former Microsoft engineer and released app-store developer Bryan Costanich exhibits you ways to take advantage of the instruments you realize to create local apps in iOS utilizing C# and the . internet Base type Libraries. The magic is in Novell's implementation of Apple's Cocoa libraries in MonoTouch. You'll grasp an analogous stylish and wealthy Cocoa surroundings, yet with no the necessity to research a brand new programming language.
constructing C# functions for iPhone and iPad utilizing MonoTouch takes you out of your first "Hello, World" instance during the significant APIs and lines of iOS. The assurance is entire and uses widespread examples, whole with pattern code you could obtain and reuse to create your individual strong and playful apps.
<h3>What you’ll learn</h3> * easy methods to use your current C# abilities to advance functions at the iPhone and iPad
* Apple's version View Controller (MVC) technique
* operating with CocoaTouch’s UIKit to create iOS functions utilizing local controls
* Device-specific positive factors, just like the digicam, GPS, and Compass utilizing CoreLocation, the accelerometer, and others
* gaining access to shared assets reminiscent of the photographs, contacts, and extra
* tips to persist and retrieve info utilizing SQLite and . web libraries
* complicated drawing and animation utilizing CoreGraphics and CoreAnimation
* using Apple's Push Notification carrier
* the most recent online game porting thoughts utilizing XNA contact
* the right way to combine off-the-shelf Objective-C libraries
<h3>Who this booklet is for</h3>
each . web and C# developer who has have ever desired to create an software or online game for Apple's App shop.
<h3>Table of Contents</h3><ol> * Getting begun with MonoTouch
* Our First Application
* The version, View, Controller method of a number of reveal Applications
* iPad and common (iPhone/iPad) Applications
* extra on perspectives and Controllers
* creation to Controls
* ordinary Controls
* content material Controls
* operating with Tables
* operating with Keyboards
* operating with contact
* operating with Shared assets
* consumer and Application Settings
* operating with CoreLocation
* Drawing with CoreGraphics
* center Animation
* operating with facts
* Publishing to the App shop
* 3rd celebration Libraries
* utilizing Objective-C Libraries and Code
If you've requested a person the key to writing effective, well-written software program, the reply that you've most likely gotten is "learn meeting language programming. " via studying meeting language programming, you find out how the desktop particularly operates and that wisdom may help you write greater high-level language code. a grimy little mystery meeting language programmers hardly ever admit to, even though, is that what you actually need to benefit is desktop association, now not meeting language programming. Write nice Code Vol I, the 1st in a chain from meeting language professional Randall Hyde, dives correct into computing device association with out the additional overhead of studying meeting language programming whilst. and because Write nice Code Vol I concentrates at the laptop association, no longer meeting language, the reader will study in better intensity these matters which are language-independent and of shock to a excessive point language programmer. Write nice Code Vol i'm going to support programmers make wiser offerings with admire to programming statements and information kinds whilst writing software program, irrespective of which language they use.
- C++ Unleashed
- Cucumber Recipes: Automate Anything with BDD Tools and Techniques
- Objective-C Recipes: A Problem-Solution Approach
- Haskell vs Ada vs C++ vs Awk vs ... An experiment in software prototyping productivity
- Linear programming and network flows, Fourth Edition
- X Window Applications Programming
Additional resources for High Performance Computing Demystified
If a subsequent reference is an address that maps to the same DRAM page, the value can be delivered more quickly, 42 Chapter 3. High Performance on a Chip since the DRAM page has already been loaded into the local buffer. On the other hand, if the next referenced address does not fall within the same DRAM page, then the local buffer must be filled with the page that holds the new reference. This is called a DRAM page fault The time to fill the buffer with the page is incorporated into the time to fetch that referenced value from memory.
5. The Memory Bottleneck 37 Blinding Speed: Digital's Alpha In early 1992, Digital Equipment Corporation announced the 21064 Alpha microprocessor. This chip, which runs at a blinding 150 MHz, is the first of a family of superscalar, superpipelined high performance microprocessors. The Alpha is a multiple instruction issue processor, with four independent functional units: an integer unit, a fully pipelined floating point unit, a load/store unit, and a separate branch unit. The Alpha has a true 64-bit RISC architecture.
On the other hand, if the next referenced address does not fall within the same DRAM page, then the local buffer must be filled with the page that holds the new reference. This is called a DRAM page fault The time to fill the buffer with the page is incorporated into the time to fetch that referenced value from memory. This indicates that in a system using DRAM memory, referencing "near" addresses in sequence (that is, addresses that fall within the same DRAM page) will be faster than referencing "far" addresses (or addresses that map into different DRAM pages), since once the DRAM's local buffer is filled with a specific page, fetching values from that page may be done without reloading the page.