December 2007
Intermediate to advanced
357 pages
10h 48m
English
Content preview from Advanced Rails
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Chapter 10. Large Projects
Fools ignore complexity. Pragmatists suffer it. Some can avoid it. Geniuses remove it.
—Alan Perlis
This chapter introduces several concepts that are related to deploying large applications in general, and Rails applications in particular. These are valuable concepts for any project, regardless of the framework being used.
Version Control
For all but the tiniest of projects, version control is non-negotiable. Version control is like a time machine for a project; it aids in collaboration, troubleshooting, release management, and even systems administration. Even for a solo developer working on a small project on one workstation, the ability to go back in time across a codebase is one of the most valuable things to have.
There are two primary models for version control systems: centralized and decentralized. Though the former is the most widely known, the latter is steadily gaining in popularity and has some amazing capabilities.
Centralized Version Control
Centralized version control is the most popular model, and perhaps the easiest to understand. In this model, there is a central repository, operated by the project administrators. This repository keeps a virtual filesystem and a history of the changes made to that filesystem over time.
Figure 10-1 illustrates the typical working model used for centralized development.
Figure 10-1. Centralized version control
A developer ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
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