By Yannis Haralambous
This reference is an engaging and whole advisor to utilizing fonts and typography on the net and throughout a number of working structures and alertness software program. Fonts & Encodings indicates you ways to take complete good thing about the superb variety of typographic concepts to be had, with complicated fabric that covers every thing from designing glyphs to constructing software program that creates and strategies fonts.
The period of ASCII characters on eco-friendly monitors is gone, and leaders reminiscent of Apple, HP, IBM, Microsoft, and Oracle have followed the Unicode all over the world personality common. but, many software program functions and websites nonetheless use a number of criteria, together with PostScript, TrueType, TeX/Omega, SVG, Fontlab, FontForge, Metafont, Panose, and OpenType. This publication explores every one alternative extensive, and offers historical past at the back of the techniques that contain today's "digital area for writing": * half I introduces Unicode, with a short heritage of codes and encodings together with ASCII. know about the morass of the information that accompanies each one Unicode personality, and the way Unicode offers with normalization, the bidirectional set of rules, and the dealing with of East Asian characters.
* half II discusses font administration, together with set up, instruments for activation/deactivation, and font offerings for 3 varied structures: home windows, the Mac OS, and the X Window procedure (Unix).
* half III offers with the technical use of fonts in particular instances: the TeX typesetting method (and its successor, W, which the writer co-developed) and net pages.
* half IV describes tools for classifying fonts: Vox, Alessandrini, and Panose-1, that's utilized by home windows and the CSS average. know about current instruments for growing (or editing) fonts, together with FontLab and FontForge, and get to grips with OpenType houses and AAT fonts.
Nowhere else will you discover the precious technical info on fonts and typography that software program builders, net builders, and picture artists want to know to get typography and fonts to paintings adequately.
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This reference is an interesting and entire consultant to utilizing fonts and typography on the internet and throughout quite a few working platforms and alertness software program. Fonts & Encodings indicates you ways to take complete good thing about the really good variety of typographic thoughts on hand, with complicated fabric that covers every thing from designing glyphs to constructing software program that creates and procedures fonts.
Praise for layout styles in Ruby
"Design styles in Ruby records clever how one can get to the bottom of many difficulties that Ruby builders generally come upon. Russ Olsen has performed a superb activity of choosing vintage styles and augmenting those with more moderen styles that experience exact relevance for Ruby. He sincerely explains each one inspiration, creating a wealth of expertise to be had to Ruby builders for his or her personal day-by-day paintings. "
—Steve Metsker, coping with advisor with Dominion electronic, Inc.
"This publication offers an outstanding demonstration of the foremost 'Gang of Four' layout styles with no resorting to overly technical causes. Written in an exact, but nearly casual type, this booklet covers sufficient flooring that even these with no previous publicity to layout styles will quickly suppose convinced employing them utilizing Ruby. Olsen has performed a very good task to make a ebook a couple of classically 'dry' topic into such an interesting or even sometimes funny learn. "
"This ebook renewed my curiosity in figuring out styles after a decade of fine intentions. Russ picked the main invaluable styles for Ruby and brought them in a simple and logical demeanour, going past the GoF's styles. This publication has enhanced my use of Ruby, and inspired me to blow off the dirt masking the GoF e-book. "
"Design styles in Ruby is a smart manner for programmers from statically typed objectoriented languages to profit 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 targeted features make layout styles more straightforward to enforce and use. during this publication, Russ Olsen demonstrates find out how to mix Ruby's strength and style with styles, and write extra refined, potent software program with a ways fewer traces of code.
After reviewing the heritage, recommendations, and targets of layout styles, Olsen bargains a brief journey of the Ruby language—enough to permit any skilled software program developer to right away make the most of styles with Ruby. The publication specifically calls realization to Ruby gains 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 viewpoint, explaining what difficulties each one development solves, discussing even if conventional implementations make experience within the Ruby surroundings, and introducing Ruby-specific advancements. You'll notice possibilities to enforce styles in precisely one or strains of code, rather than the perpetually repeated boilerplate that traditional languages frequently require.
Design styles in Ruby additionally identifies cutting edge new styles that experience emerged from the Ruby neighborhood. those comprise how you can create customized items with metaprogramming, in addition to the formidable Rails-based "Convention Over Configuration" trend, designed to aid combine complete functions and frameworks.
Engaging, functional, and available, layout styles in Ruby can assist you construct higher software program whereas making your Ruby programming adventure extra rewarding.
constructing C# purposes for iPhone and iPad utilizing MonoTouch indicates you ways to take advantage of your present C# abilities to jot down apps for the iPhone and iPad. thankfully, there's MonoTouch, Novell's . web library that enables C# builders to write down C# code that executes in iOS. in addition, MonoTouch helps you to deal with the entire detailed capabilities of the iPhone, iPod contact, and iPad. And the massive plus: You needn't research any Objective-C to grasp MonoTouch!
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Extra info for Fonts & Encodings: From Advanced Typography to Unicode and Everything in Between
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.