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How to get the home directory in Python?
...rms:
from os.path import expanduser
home = expanduser("~")
If you're on Python 3.5+ you can use pathlib.Path.home():
from pathlib import Path
home = str(Path.home())
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Common use-cases for pickle in Python
...it can carry on where it left off when restarted (persistence)
2) sending python data over a TCP connection in a multi-core or distributed system (marshalling)
3) storing python objects in a database
4) converting an arbitrary python object to a string so that it can be used as a dictionary key (...
python's re: return True if string contains regex pattern
...z) and want to know which is a more efficient way to do this, should I use python's 'xyz' in given_text or use re.compile(r'xyz').search(given_text) ?
– bawejakunal
May 4 '16 at 9:01
...
Converting Storyboard from iPhone to iPad
... file and the file i want to copy in textwrangler (text editor)
Copied the xml text from old file to the new file between these xml tags
First Tag <scenes> <!--Contents View Controller-->
Paste Here
End Tags </class> </classes>
That worked for me. I got a new layoutout with...
Why is '+' not understood by Python sets?
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Python sets don't have an implementation for the + operator.
You can use | for set union and & for set intersection.
Sets do implement - as set difference. You can also use ^ for symmetric set difference (i.e., it will ...
How to print a query string with parameter values when using Hibernate
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Change hibernate.cfg.xml to:
<property name="show_sql">true</property>
<property name="format_sql">true</property>
<property name="use_sql_comments">true</property>
Include log4j and below entries in "log4j....
The tilde operator in Python
What's the usage of the tilde operator in Python?
7 Answers
7
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How to toggle a value in Python
...
>>> toggle()
'green'
>>> toggle()
'blue'
Note that in Python 3 the next() method was changed to __next__(), so the first line would be now written as toggle = itertools.cycle(['red', 'green', 'blue']).__next__
...
Difference between a View's Padding and Margin
...e it more clear, here is a picture of padding and margin in a TextView:
xml layout for the image above
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match...
REST API - why use PUT DELETE POST GET?
... be via the already existing file extension such as .js, .json, .html, or .xml. A missing file extension would default to whatever format is default (such as JSON); a file extension that's not supported could return a 501 Not Implemented status code.
Another example:
POST: /cars/
{ make:chevrolet,...