Ruby - Concurrent Programming
Which method is used to wait for a thread to finish its execution in Ruby?
Which method is used to wait for a thread to finish its execution in Ruby?
easy📝 Conceptual Q2 of 15
Step-by-Step Solution
Solution:
Step 1: Identify the method to wait for thread completion
Ruby threads use thejoinmethod to pause the calling thread until the target thread finishes.Step 2: Eliminate incorrect options
waitandpauseare not thread methods;sleeppauses the current thread but does not wait for another thread.Final Answer:
join -> Option AQuick Check:
Wait for thread = join [OK]
Quick Trick: Use thread.join to wait for thread to finish [OK]
Common Mistakes:
- Using sleep to wait for thread completion
- Assuming wait or pause methods exist for threads
- Not waiting and causing race conditions
Master "Concurrent Programming" in Ruby
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