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Binary Data in JSON String. Something better than Base64
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Python 3.4 includes base64.b85encode() and b85decode() now. A simple encode+decode timing measurement shows that b85 is more than 13 times slower than b64. So we have a 7% size win, but 1300% performance loss.
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Match linebreaks - \n or \r\n?
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In Python:
# as Peter van der Wal's answer
re.split(r'\r\n|\r|\n', text, flags=re.M)
or more rigorous:
# https://docs.python.org/3/library/stdtypes.html#str.splitlines
str.splitlines()
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What's is the difference between train, validation and test set, in neural networks?
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its python :x i just cant get a stop criteria.. the values converge.. but always with some flutuation..
– Daniel
Jun 6 '10 at 15:42
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How to display full (non-truncated) dataframe information in html when converting from pandas datafr
...d.set_option('display.max_colwidth', -1)
set_option docs
For example, in iPython, we see that the information is truncated to 50 characters. Anything in excess is ellipsized:
If you set the display.max_colwidth option, the information will be displayed fully:
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Stop pip from failing on single package when installing with requirements.txt
...put your requirements.txt file in it.
Copy the code above and save it as a python file in the same directory. Remember to use .py extension, for instance, install_packages.py
Run this file using a cmd: python install_packages.py
All the packages mentioned will be installed in one go without stopping...
How to save username and password with Mercurial?
...p and running on Ubuntu in about 2 minutes.
>> sudo apt-get install python-pip
>> sudo pip install keyring
>> sudo pip install mercurial_keyring
**Edit your .hgrc file to include the extension**
[extensions]
mercurial_keyring =
https://www.mercurial-scm.org/wiki/KeyringExtensi...
How can I build a small operating system on an old desktop computer? [closed]
...otected mode, then handle I/O, and so on.
– Bastien Léonard
Aug 4 '09 at 0:22
2
+1 for writing a...
Memory management in Qt?
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To add on to these answers, for vérification, I would recommend you to utilize Visual Leak Detetor library for your Visual c++ projets, including Qt projects since its based on c++, this library is compatible with new, delete, free and malloc statements, it...
Why does C++ compilation take so long?
...nificantly longer to compile a C++ file than it would to run a normal size Python script. I'm currently using VC++ but it's the same with any compiler. Why is this?
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Passing arrays as parameters in bash
How can I pass an array as parameter to a bash function?
13 Answers
13
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