Hot answers tagged feature
After _api you specify web which is the SPWeb. To get the site collection features, you can instead use _api/site/features to get the SPSite features. The full list of features for on-prem is usually retrieved via Get-SPFeature, but that requires Shell Admin Access which would be unavailable in SharePoint Online. The feature IDs should be the same across ...
In order to make ULS logging work for a AppPool account that is not Administrator you have to add your AppPool user to "Performance Log Users" group. And restart the Application Pool that is using this AppPool account.
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One feature containing all these three types i.e. columns, content type and list instance; should be enough.
You really shouldn't be debugging in production. Instead, add additional logging capabilities to your app and do more defensive coding. By defensive coding, I mean that if your code is calling some method to get an object, check to see if you got the object before doing anything with it.
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