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How to update Python?
...sed. Check out Python-Future on how to make your Python-2 code compatible with Python-3. For updating conda, the documentation now recommends using conda update --all in each of your conda environments to update all packages and the Python executable for that version. Also, since they changed their ...
MySql Table Insert if not exist otherwise update
It works if the datenum exists, but I want to insert this data as a new row if the datenum does not exist.
3 Answers
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What is an application binary interface (ABI)?
...BI is. Please don't point me to a Wikipedia article. If I could understand it, I wouldn't be here posting such a lengthy post.
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How does Stack Overflow generate its SEO-friendly URLs?
...d complete regular expression or some other process that would take the title:
21 Answers
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Creating an empty Pandas DataFrame, then filling it?
...D')
columns = ['A','B', 'C']
Note: we could create an empty DataFrame (with NaNs) simply by writing:
df_ = pd.DataFrame(index=index, columns=columns)
df_ = df_.fillna(0) # with 0s rather than NaNs
To do these type of calculations for the data, use a numpy array:
data = np.array([np.arange(10)...
How to get subarray from array?
...follow
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edited Nov 16 '19 at 2:08
Artyom Ionash
27155 silver badges1212 bronze badges
an...
how to File.listFiles in alphabetical order?
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The listFiles method, with or without a filter does not guarantee any order.
It does, however, return an array, which you can sort with Arrays.sort().
File[] files = XMLDirectory.listFiles(filter_xml_files);
Arrays.sort(files);
for(File _xml_file...
Google Espresso or Robotium [closed]
...meworks, meaning they use Android Instrumentation to inspect and interact with Activities under test.
At Google, we started out by using Robotium because it was more convenient than stock instrumentation (hats off to Robotium developers for making it so). However, it did not satisfy our need for a ...
“Uncaught TypeError: Illegal invocation” in Chrome
When I use requestAnimationFrame to do some native supported animation with below code:
3 Answers
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How are VST Plugins made?
...ne yield a .vst instead of a .exe? Also, if one is looking to make Audio Units for Logic Pro, how is that done?
Thanks
5 An...