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How to prevent Node.js from exiting while waiting for a callback?
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Callback is Not Queued
Node runs until all event queues are empty. A callback is added to an event queue when a call such as
emmiter1.on('this_event',callback).
has executed. This call is part of the code written by the module develo...
How does the Windows Command Interpreter (CMD.EXE) parse scripts?
I ran into ss64.com which provides good help regarding how to write batch scripts that the Windows Command Interpreter will run.
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How to create empty text file from a batch file?
...HO OutputLineFromLoop >> Emptyfile.txt that will usually follow in a batch file.
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RabbitMQ and relationship between channel and connection
...ross
multiple threads.
There is no direct relation between Channel and Queue. A Channel is used to send AMQP commands to the broker. This can be the creation of a queue or similar, but these concepts are not tied together.
Each Consumer runs in its own thread allocated from the consumer thread p...
R.exe, Rcmd.exe, Rscript.exe and Rterm.exe: what's the difference?
...utables. What exactly is the difference between R.exe (with or without CMD BATCH option), Rcmd.exe, Rscript.exe and Rterm.exe when running command line in a batch file?
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MS-DOS Batch file pause with enter key
Is it possible in MS-DOS batch file to pause the script and wait for user to hit enter key?
5 Answers
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read subprocess stdout line by line
...r at the same time, you can use the following function.
The function uses Queues to merge both Popen pipes into a single iterator.
Here we create the function read_popen_pipes():
from queue import Queue, Empty
from concurrent.futures import ThreadPoolExecutor
def enqueue_output(file, queue):
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Real-world examples of recursion [closed]
...on a heap. When you test a person is infected, add them to the "follow up" queue. When a person is a type B, add them to the "follow up" at the head ( because you want to stop this fast ).
After processing a given person, select the person from the front of the queue and apply immunization if need...
How to sleep for five seconds in a batch file/cmd [duplicate]
...seconds
This can be verified empirically by putting the following into a batch file, running it repeatedly and calculating the time differences between the first and second echos:
@echo off
echo %time%
timeout 5 > NUL
echo %time%
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How to use random in BATCH script?
How to use random in BATCH script?
14 Answers
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