Author: Moein Heshmati

Moein Heshmati is Co-Founder of 99Ways, specializing in analytics engineering, tracking, and experimentation systems. He writes about data quality, measurement, technical implementation, and reliable experimentation.

16 Jul 20263 min read

Read Loaded PostHog Feature Flags Without Exposure Events

getAllFeatureFlags() returns each loaded flag’s key, enabled state, variant, and payload from local cache, making it useful for QA and support tools without extra network requests.

19 Jun 202616 min read

PostHog Skills Store: Share Agent Workflows Across Teams

Turn repeated analytics and implementation workflows into versioned skills that agents can discover and fetch on demand, with bundled files and update safeguards instead of copied prompts.

5 Jun 20263 min read

Per-Pipeline Error Notifications in PostHog

Destinations, transformations, batch exports, and legacy integrations can be muted individually. Use that control to reduce alert fatigue—not to hide broken pipelines.

5 Jun 20263 min read

PostHog Trends: Custom Axis Labels for Clearer Reports

Rename line and bar chart axes in business terms, but keep labels tied to the underlying metric definition; clearer wording changes presentation, not measurement.

4 Jun 202614 min read

PostHog Snapchat Ads Integration: Conversion Tracking

Send only conversion-worthy events with matching data and preserved Snap click IDs. If the browser Pixel also fires, reuse its conversion ID to prevent double counting.

22 May 20267 min read

PostHog Experiments: Default Minimum Detectable Effect (MDE)

Choose the default around the smallest lift worth acting on: lower MDEs need more traffic and time, and each new experiment can override the shared setting.

19 May 202616 min read

PostHog Pinterest Ads Integration: Conversion Tracking

For catalog campaigns, product IDs must match Pinterest’s catalog. Preserve the _epik click ID through checkout and share an event ID with the browser tag to avoid duplicates.

8 May 202618 min read

Hyros Tracking Maintenance Checklist

Tracking often breaks after funnel, checkout, CRM, or ad-account changes. Retest the exact customer path and reconcile individual sales against one chosen revenue source.

8 Apr 20261 min read

PostHog Session-Based Funnels: Identify Drop-Offs

Click a funnel step to inspect the people who advanced or left, then see whether drop-off clusters in a segment without switching to user-based aggregation.