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Create a “with” block on several context managers? [duplicate]
Suppose you have three objects you acquire via context manager, for instance A lock, a db connection and an ip socket.
You can acquire them by:
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Difference between \w and \b regular expression meta characters
...characters? It is my understanding that both these metacharacters are used for word boundaries. Apart from this, which meta character is efficient for multilingual content?
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How to reset postgres' primary key sequence when it falls out of sync?
...CE((SELECT MAX(id)+1 FROM your_table), 1), false);
COMMIT;
Source - Ruby Forum
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What's a good rate limiting algorithm?
...o-code, or better, Python. I am trying to implement a rate-limiting queue for a Python IRC bot, and it partially works, but if someone triggers less messages than the limit (e.g., rate limit is 5 messages per 8 seconds, and the person triggers only 4), and the next trigger is over the 8 seconds (e....
Pandas convert dataframe to array of tuples
...:
subset = data_set[['data_date', 'data_1', 'data_2']]
tuples = [tuple(x) for x in subset.to_numpy()]
for pandas < 0.24 use
tuples = [tuple(x) for x in subset.values]
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Node.js app can't run on port 80 even though there's no other process blocking the port
...pp.js will do it if you have authorization to use sudo (just tacking it on for any beginners).
– AlexMA
Oct 6 '13 at 2:29
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How to convert boost path type to string?
... Are there guarantues that string returns utf8 encoded path on all platforms?
– Sergey Shambir
May 12 '17 at 8:36
1
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Safari 3rd party cookie iframe trick no longer working?
...;?php
endif;
// END SAFARI SESSION FIX
?>
Note: This was made for facebook, but it would actually work within any other similar situations.
Edit 20-Dec-2012 - Maintaining Signed Request:
The above code does not maintain the requests post data, and you would loose the signed_request,...
Simple example of threading in C++
... is automatically started upon construction.
If later on you want to wait for the thread to be done executing the function, call:
t1.join();
(Joining means that the thread who invoked the new thread will wait for the new thread to finish execution, before it will continue its own execution).
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How do I access command line arguments in Python?
... sys.argv is by default the name of the python file that you are running for example testrun.py.
– Samuel Nde
May 2 '19 at 19:15
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