Mariko Wakabayashi mwakaba2

## system_design_numbers_cheat_sheet.md

      
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                mwakaba2
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              June 23, 2024 09:35
            
              
                Updated easy to remember system design numbers for back-of-the-envelope calculations
              
          
    Updated, easy to remember numbers for back-of-the-envelope calculations in system design interviews

Powers of two table

Power    Approx Value (Bytes)       Bytes
-----------------------------------------
10                 1 thousand        1 KB
16                65 thousand       64 KB
20                  1 million        1 MB
30 1 billion 1 GB


## test_run_sync.py
import os

try:
    from anyio.to_thread import run_sync
except ImportError:
    # fallback on anyio v2 for python version < 3.7
    from anyio import run_sync_in_worker_thread as run_sync
import asyncio
	import os

	try:
	from anyio.to_thread import run_sync
	except ImportError:
	# fallback on anyio v2 for python version < 3.7
	from anyio import run_sync_in_worker_thread as run_sync
	import asyncio