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python pandas dataframe to dictionary
I've a two columns dataframe, and intend to convert it to python dictionary - the first column will be the key and the second will be the value. Thank you in advance.
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Count number of occurrences of a given substring in a string
... count the number of times a given substring is present within a string in Python?
35 Answers
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Using print statements only to debug
I have been coding a lot in Python of late. And I have been working with data that I haven't worked with before, using formulae never seen before and dealing with huge files. All this made me write a lot of print statements to verify if it's all going right and identify the points of failure. But, ...
How can I format a decimal to always show 2 decimal places?
...e at times, so I recommend the following, easier readable references:
the Python String Format Cookbook: shows examples of the new-style .format() string formatting
pyformat.info: compares the old-style % string formatting with the new-style .format() string formatting
Python 3.6 introduced litera...
Is LINQ to SQL Dead or Alive?
...a lot of other things than L2S (Linq to objects, Linq to entities, Linq to XML, Linq-to-anything). So the DP group's attempt to force [the vast masses of] L2S adopters over to [the less popular and currently flawed] Entity Framework is no reason to not learn Linq.
Also see this thread (which is wha...
Numeric for loop in Django templates
... The motivations the Django authors had for disallowing plain python in templates seem pointless and inconsequential compared to the pain and lost time involved in working around not having it, not to mention the need to invent an entirely new langauge when a perfectly awesome one (pyth...
How do I get Flask to run on port 80?
...ured to be passed through to Flask on the WSGI protocol and handled by the Python code. This is the "dynamic" part.
reverse proxy for dynamic content
There are a few advantages to configuring your web server like the above;
SSL Termination - The web server will be optimized to handle HTTPS...
dynamically add and remove view to viewpager
..., true);
}
}
Finally, you can use the following for your activity_main.xml layout:
<?xml version="1.0" encoding="utf-8"?>
<android.support.v4.view.ViewPager
xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@+id/view_pager"
android:layout_width="match_p...
UnicodeDecodeError: 'ascii' codec can't decode byte 0xef in position 1
...l not being set to UTF-8. Here is my terminal
$ echo $LANG
en_GB.UTF-8
$ python
Python 2.7.3 (default, Apr 20 2012, 22:39:59)
[GCC 4.6.3] on linux2
Type "help", "copyright", "credits" or "license" for more information.
>>> s = '(\xef\xbd\xa1\xef\xbd\xa5\xcf\x89\xef\xbd\xa5\xef\xbd\xa1)\x...
How can one pull the (private) data of one's own Android app?
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Python alternative for where openssl has not been compiled with zlib: dd if=data.ab bs=1 skip=24 | python -c "import zlib,sys;sys.stdout.write(zlib.decompress(sys.stdin.read()))" | tar -xvf - (from above source)
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