APPINSIGHTS

Overview - https://docs.microsoft.com/en-us/azure/azure-monitor/app/app-insights-overview
API summary - https://docs.microsoft.com/en-us/azure/azure-monitor/app/api-custom-events-metrics
codeless injection - https://techcommunity.microsoft.com/t5/apps-on-azure-blog/magic-behind-app-insights-codeless-integration-with-app-services/
developer guide- https://dev.applicationinsights.io/
Filtering telemetry - https://docs.microsoft.com/en-us/azure/azure-monitor/app/api-filtering-sampling#filtering
Functions monitoring using App Insights - https://docs.microsoft.com/en-us/azure/azure-functions/functions-monitoring
IP Addresses - https://docs.microsoft.com/en-us/azure/azure-monitor/app/ip-addresses
Monitoring Azure Batch .NET with App Insights https://docs.microsoft.com/en-us/azure/batch/monitor-application-insights#monitor-compute-nodes-continuously
.NET Core 3.0 support - https://azure.microsoft.com/en-us/blog/azure-monitor-adds-worker-service-sdk-new-asp-net-core-metrics/
Pricing - https://azure.microsoft.com/en-us/pricing/details/monitor/
Visualizations - https://docs.microsoft.com/en-us/azure/azure-monitor/visualizations

MONITORING

Continuous export - https://docs.microsoft.com/en-us/azure/azure-monitor/app/export-telemetry
Log metrics - https://docs.microsoft.com/en-us/azure/azure-monitor/platform/app-insights-metrics
Monitor Azure Functions - https://docs.microsoft.com/en-us/azure/azure-functions/functions-monitoring
PowerBI and App Insights - https://docs.microsoft.com/en-us/azure/azure-monitor/app/export-power-bi

Platforms - also include logging frameworks - https://docs.microsoft.com/en-us/azure/azure-monitor/app/platforms
.NET - https://docs.microsoft.com/en-us/azure/azure-monitor/app/asp-net
.NET Core - https://docs.microsoft.com/en-us/azure/azure-monitor/app/asp-net-core
Angular - https://devblogs.microsoft.com/premier-developer/angular-how-to-add-application-insights-to-an-angular-spa/
NodeJS - https://docs.microsoft.com/en-us/azure/azure-monitor/app/nodejs
ReactJS Plugin - https://docs.microsoft.com/en-us/azure/azure-monitor/app/javascript-react-plugin
ReactJS - enabling - https://github.com/microsoft/applicationinsights-js#single-page-applications

Config - POJS - https://github.com/microsoft/applicationinsights-js#configuration
Custom events - https://docs.microsoft.com/en-us/azure/azure-monitor/app/usage-overview#custom-business-events
Custom events properties - https://github.com/microsoft/applicationinsights-js#sending-telemetry-to-the-azure-portal
Github - https://github.com/microsoft/applicationinsights-js
JS SDK Home - https://docs.microsoft.com/en-us/azure/azure-monitor/app/javascript
SDK samples - https://github.com/Azure-Samples?q=applicationinsights-js-demo
Stats - usage - https://docs.microsoft.com/en-us/azure/azure-monitor/app/usage-overview

Cookies - turning off via isCoookUseDisabled=true ( https://docs.microsoft.com/en-us/azure/azure-monitor/app/javascript ). This configuration disables the User and Session cookies, effectively rendering all experiences built on those fields useless. This includes all the Usage Blades and Experiences. Distributed tracing should continue to work, though events will not be correlated to a specific user.
Logic apps with App Insights for Monitoring - https://platform.deloitte.com.au/articles/monitoring-logic-apps-standard-with-app-insights-implementation, https://platform.deloitte.com.au/articles/monitoring-logic-apps-standard-with-app-insights-querying
Sampling - https://docs.microsoft.com/en-us/azure/azure-monitor/app/sampling
Sampling - making a metric stick - last para in this section - https://docs.microsoft.com/en-us/azure/azure-monitor/app/sampling#frequently-asked-questions
Static web sites and app insights - https://docs.microsoft.com/en-us/azure/static-web-apps/monitor