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RabbitMQ / AMQP: single queue, multiple consumers for same message?
...essages. have a look at
http://www.rabbitmq.com/tutorials/tutorial-three-python.html
http://www.rabbitmq.com/tutorials/tutorial-four-python.html
http://www.rabbitmq.com/tutorials/tutorial-five-python.html
for different ways to route messages. I know they are for python and java but its good to u...
type object 'datetime.datetime' has no attribute 'datetime'
...import datetime
>>> datetime
<module 'datetime' from '/usr/lib/python2.6/lib-dynload/datetime.so'>
>>> datetime.datetime(2001,5,1)
datetime.datetime(2001, 5, 1, 0, 0)
But, if you import datetime.datetime:
>>> from datetime import datetime
>>> datetime
<...
Interview question: Check if one string is a rotation of other string [closed]
...
Another python example (based on THE answer):
def isrotation(s1,s2):
return len(s1)==len(s2) and s1 in 2*s2
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How to search for a string in text files?
...CESS_READ)
if s.find('blabla') != -1:
print('true')
NOTE: in python 3, mmaps behave like bytearray objects rather than strings, so the subsequence you look for with find() has to be a bytes object rather than a string as well, eg. s.find(b'blabla'):
#!/usr/bin/env python3
import mmap
...
Compiling with g++ using multiple cores
...ou run in many environments, this can change a lot) you may use ubiquitous Python function cpu_count():
https://docs.python.org/3/library/multiprocessing.html#multiprocessing.cpu_count
Like this:
make -j $(python3 -c 'import multiprocessing as mp; print(int(mp.cpu_count() * 1.5))')
If you're as...
How to activate an Anaconda environment
...would need to set the PATH for your environment (so that it gets the right Python from the environment and Scripts\ on Windows).
Imagine you have created an environment called py33 by using:
conda create -n py33 python=3.3 anaconda
Here the folders are created by default in Anaconda\envs, so you...
Autoreload of modules in IPython [duplicate]
Is there a way to have IPython automatically reload all changed code? Either before each line is executed in the shell or failing that when it is specifically requested to. I'm doing a lot of exploratory programming using IPython and SciPy and it's quite a pain to have to manually reload each module...
Format a datetime into a string with milliseconds
...t;>>> OUTPUT >>>>
2020-05-04 10:18:32.926
Note: For Python3, print requires parentheses:
print(datetime.utcnow().strftime('%Y-%m-%d %H:%M:%S.%f')[:-3])
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How do I convert seconds to hours, minutes and seconds?
...t into your desired output:
print('{:d}:{:02d}:{:02d}'.format(h, m, s)) # Python 3
print(f'{h:d}:{m:02d}:{s:02d}') # Python 3.6+
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...
Detect network connection type on Android
...: http://dl.google.com/io/2009/pres/W_0300_CodingforLife-BatteryLifeThatIs.pdf
ConnectivityManager mConnectivity = null;
TelephonyManager mTelephony = null;
// Skip if no connection, or background data disabled
NetworkInfo info = mConnectivity.getActiveNetworkInfo();
if (info == null || !mConnectiv...