Web Design & Development
How to Get HTML Input Types Right
The built-in form field types, such as email, tel, number, date and search, and the behavior browsers attach to them. What is at stake The right input type give...
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2013 articles with this tag
Web Design & Development
How to Get Content Security Policy Right
An HTTP header that tells browsers which sources of scripts, styles and other resources are allowed to load. The key figures Directives policies list allowed so...
Web Design & Development
The Same-Origin Policy: What Actually Works
The browser rule that stops scripts on one site from reading data from another site. Where most projects go wrong The usual mistakes: Wildcard CORS on authentic...
Web Design & Development
Session Management: What Actually Works
How web applications keep users signed in between requests, using session identifiers or tokens. Why does it matter? Weak session handling lets attackers hijack...
Web Design & Development
Handling Data Deletion Requests: What Actually Works
The technical work of finding and removing a person's data when they ask, across databases, backups and third parties. At a glance Scope deletion covers databas...
Web Design & Development
How to Get Backups and Restore Testing Right
Copies of data and configuration kept so a site can be recovered, and the tests that prove they work. What is at stake Backups nobody has restored are assumptio...
Web Design & Development
Disaster Recovery Planning: What Actually Works
The plan for restoring service after a major failure, including targets for how quickly and how much data can be lost. The key figures Recovery time objective h...
Web Design & Development
A Practical Guide to Staging Environments
A copy of production used to test changes before release, ideally with similar data and configuration. Where most projects go wrong The usual mistakes: Testing...
Web Design & Development
Feature Flags: The Decisions That Matter
Switches that turn features on or off at runtime, for gradual rollouts, testing and quick rollbacks. Why does it matter? Flags separate deploying code from rele...
Web Design & Development
Deployment Strategies: What Actually Works
How new code reaches production, including rolling, blue-green and canary releases. At a glance Rolling instances are updated gradually Blue-green traffic switc...
Web Design & Development
Infrastructure as Code, Done Properly
Defining servers, networks and services in version-controlled files rather than configuring them by hand. What is at stake Hand-configured infrastructure cannot...
Web Design & Development
A Practical Guide to Containers for Web Apps
Packaging an application with its dependencies so it runs the same way on every machine. The key figures Images bundle application code and dependencies Registr...
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