Seems we have some language features not fully documented (like bitshift operators in #1322).

Would be good to go through language grammar and make sure everything is in the reference guide.

The current tui graph mode only shows "total" by default, but it could show more fields from the command line option -f.

It'd be better to provide a way to customize fields in graph mode in interactive mode. I think f key can be mapped for this purpose. It could show a new box window just like h key for help message, then provide check boxes for each field.

Out of scope during Twitch Series but a nice to have feature that can be implemented

Booking is not currently using Subscription, and it could be done by leveraging parametrized Subscriptions.

Tasks to complete in order to implement this feature:

• Modify onUpdateBooking Subscription to include customer and status
• Implement onUpdateBooking subscription in the Fron

Feature Request

I tried to write the title using the tracing terminology, but I might have gotten it wrong. Here is a concrete use case:

Motivation

In rustc, we disable trace and debug logging by default for performance reasons, using the max_level_info feature. This is very confusing to new contributors: they add debug!("x") to the code and run RUSTC_LOG=debug rustc,

Describe the bug
When the trace is older than 2-3 days Jaeger will find traces when you search via the Jaeger UI - when you navigate to the individual trace it successfully loads however if you refresh the page you see this :

To Reproduce
Steps to reproduce the behavior:

1. Log a trace
2. Wait 3 days
3. Search for traces older th