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Cost of len() function
What is the cost of len() function for Python built-ins? (list/tuple/string/dictionary)
5 Answers
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How can I check for Python version in a program that uses new language features?
If I have a Python script that requires at least a particular
version of Python, what is the correct way to fail gracefully
when an earlier version of Python is used to launch the script?
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Cannot find module cv2 when using OpenCV
...ndows if you have anaconda installed, you can simply do
pip install opencv-python
or
conda install -c https://conda.binstar.org/menpo opencv
if you are on linux you can do :
pip install opencv-python
or
conda install opencv
Link1 Link2
For python3.5+ check these links : Link3 , Link4
Update:
if...
Finding the average of a list
I have to find the average of a list in Python. This is my code so far
23 Answers
23
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How do I tidy up an HTML file's indentation in VI?
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The main problem using the smart indentation is that if the XML (or HTML) sits on one line as it may end up coming back from a curl request then gg=G won't do the trick. Instead I have just experienced a good indentation using tidy directly called from VI:
:!tidy -mi -xml -wrap 0 %
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Understanding Spring @Autowired usage
...towired annotation spares you the need to do the wiring by yourself in the XML file (or any other way) and just finds for you what needs to be injected where, and does that for you.
Full explanation
The @Autowired annotation allows you to skip configurations elsewhere of what to inject and just do...
How to keep a Python script output window open?
I have just started with Python. When I execute a python script file on Windows, the output window appears but instantaneously goes away. I need it to stay there so I can analyze my output. How can I keep it open?
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What does a b prefix before a python string mean?
In a python source code I stumbled upon I've seen a small b before a string like in:
2 Answers
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ImportError: DLL load failed: %1 is not a valid Win32 application. But the DLL's are there
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Unofficial Windows Binaries for Python Extension Packages
you can find any python libs from here
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Android - How to get application name? (Not package name)
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If not mentioned in the strings.xml/hardcoded in AndroidManifest.xml for whatever reason like android:label="MyApp"
public String getAppLable(Context context) {
PackageManager packageManager = context.getPackageManager();
ApplicationInfo applicat...