An atlas of periodic solutions to the three-body problem
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Postgres for everything hits a wall the moment dashboards get concurrent
I used to say, "Just use Postgres." After that, our dashboards became concurrent, and the read replica we quickly added to offload some of the pressure from the main database began overheating…
- Postgres struggles with concurrent dashboard queries
- Row-oriented storage causes inefficiencies in analytics
- Mixing workloads leads to MVCC bloat and performance issues
NAB Recovers Amenity Land From Famous Private Housing Society
The National Accountability Bureau (NAB) Khyber Pakhtunkhwa has recovered 66 kanals and 11 marlas of amenity land from a private … Read More The post NAB Recovers Amenity Land From Famous Private…
Lambda SnapStart Comes to Container Images, Ending a Packaging Tradeoff
AWS has extended Lambda SnapStart to container image functions, which hold up to 10 GB against 250 MB for zip archives. Teams previously chose between dependency headroom and sub-second startup.
What Is Web Cache Poisoning? How Can a Cached Response Become a Security Problem?
Here's something that should be completely unremarkable. A user requests /homepage . The origin server generates a response. A cache stores it. The next user requests /homepage .
Designing Resilient Selenium Tests for Highly Dynamic SPAs
🔥 SDET Interview Scenario of the Day: Your team's Selenium tests for a dynamic financial SPA are notoriously flaky. Elements are re-rendered, data updates asynchronously, and…
- Implement custom retry logic in Page Objects to manage re-rendering.
- Use smart waits with specific ExpectedConditions for data consistency.
- Avoid blind waits, favor explicit waits aligned with UI state.
Why Apple Raised Older iPhone Prices After iPhone 18 Launch
Apple unexpectedly raises prices for older iPhone models following the launch of the iPhone 18.