SWIFT, SWIFTUI & IOS APPS · DAY 097
Async image caching: Swift & iOS lessons from production
Expona Admin · Oct 27, 2026 · 8 min read
Tag · 772 articles · 1 interview series
#Performance
Practical Performance articles, guides and code examples from the Expona engineering blog.
Articles
772 articles
PLAYWRIGHT & BROWSER AUTOMATION · DAY 001
Why Playwright for end-to-end testing: a practical guide
Expona Admin · Oct 27, 2026 · 7 min read
PLAYWRIGHT & BROWSER AUTOMATION · DAY 005
Playwright locators explained: best practices explained
Expona Admin · Oct 27, 2026 · 6 min read
PLAYWRIGHT & BROWSER AUTOMATION · DAY 018
Combining API and UI tests: a practical Playwright guide
Expona Admin · Oct 27, 2026 · 12 min read
PLAYWRIGHT & BROWSER AUTOMATION · DAY 020
Running tests in parallel: practical tips and trade-offs
Expona Admin · Oct 27, 2026 · 8 min read
PLAYWRIGHT & BROWSER AUTOMATION · DAY 024
UI mode for fast feedback: practical tips and trade-offs
Expona Admin · Oct 27, 2026 · 6 min read
PLAYWRIGHT & BROWSER AUTOMATION · DAY 033
Testing file uploads and downloads: a step-by-step guide
Expona Admin · Oct 27, 2026 · 7 min read
PLAYWRIGHT & BROWSER AUTOMATION · DAY 040
Performance checks in Playwright: lessons from production
Expona Admin · Oct 27, 2026 · 8 min read
PLAYWRIGHT & BROWSER AUTOMATION · DAY 060
Browser contexts explained: a practical Playwright guide
Expona Admin · Oct 27, 2026 · 9 min read
PLAYWRIGHT & BROWSER AUTOMATION · DAY 066
Web scraping with Playwright, responsibly for production
Expona Admin · Oct 27, 2026 · 8 min read
PLAYWRIGHT & BROWSER AUTOMATION · DAY 070
Contract between frontend and E2E tests, explained simply
Expona Admin · Oct 27, 2026 · 7 min read
PLAYWRIGHT & BROWSER AUTOMATION · DAY 073
Speeding up slow Playwright suites: a step-by-step guide
Expona Admin · Oct 27, 2026 · 7 min read
PLAYWRIGHT & BROWSER AUTOMATION · DAY 074
Headless vs headed mode: real-world lessons and examples
Expona Admin · Oct 27, 2026 · 8 min read
PLAYWRIGHT & BROWSER AUTOMATION · DAY 078
Using Playwright with AI tools: best practices explained
Expona Admin · Oct 27, 2026 · 9 min read
PLAYWRIGHT & BROWSER AUTOMATION · DAY 088
Global setup and teardown: practical tips and trade-offs
Expona Admin · Oct 27, 2026 · 9 min read
PLAYWRIGHT & BROWSER AUTOMATION · DAY 090
Parameterized tests: Playwright best practices explained
Expona Admin · Oct 27, 2026 · 7 min read
PLAYWRIGHT & BROWSER AUTOMATION · DAY 094
Testing with a real backend vs mocks: a practical guide
Expona Admin · Oct 27, 2026 · 9 min read
PLAYWRIGHT & BROWSER AUTOMATION · DAY 095
Testing browser storage and caching: a step-by-step guide
Expona Admin · Oct 27, 2026 · 8 min read
PLAYWRIGHT & BROWSER AUTOMATION · DAY 100
100 days of Playwright and browser automation: the recap
Expona Admin · Oct 27, 2026 · 7 min read
WORDPRESS DEVELOPMENT & PLUGINS · DAY 002
Setting up a local WordPress environment for production
Expona Admin · Oct 27, 2026 · 9 min read