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Merge PDF files
Is it possible, using Python, to merge separate PDF files?
9 Answers
9
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Is it Pythonic to use list comprehensions for just side effects?
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It is very anti-Pythonic to do so, and any seasoned Pythonista will give you hell over it. The intermediate list is thrown away after it is created, and it could potentially be very, very large, and therefore expensive to create.
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Difference between __getattr__ vs __getattribute__
...ily.
New-style classes derive from object, old-style classes are those in Python 2.x with no explicit base class. But the distinction between old-style and new-style classes is not the important one when choosing between __getattr__ and __getattribute__.
You almost certainly want __getattr__.
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What's the difference between dist-packages and site-packages?
I'm a bit miffed by the python package installation process. Specifically, what's the difference between packages installed in the dist-packages directory and the site-packages directory?
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Recursive sub folder search and return files in a list python
...able(glob(os.path.join(x[0], '*.txt')) for x in os.walk('.')))
Edit2 for Python 3.4+
from pathlib import Path
result = list(Path(".").rglob("*.[tT][xX][tT]"))
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JavaScript variable assignments from tuples
In other languages like Python 2 and Python 3, you can define and assign values to a tuple variable, and retrieve their values like this:
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How to override the [] operator in Python?
...e method to override the [] operator (subscript notation) for a class in Python?
3 Answers
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How to send a header using a HTTP request through a curl call?
.../json" -H "Content-Type: application/json" http://hostname/resource
with XML:
curl -H "Accept: application/xml" -H "Content-Type: application/xml" -X GET http://hostname/resource
POST:
For posting data:
curl --data "param1=value1&param2=value2" http://hostname/resource
For file upload:
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How to include *.so library in Android Studio?
... go here
├──src/
└── main/
├── AndroidManifest.xml
├── java/
└── jniLibs/
├── arm64-v8a/ <-- ARM 64bit
│ └── yourlib.so
├── armeabi-v7a/ <-- A...
open() in Python does not create a file if it doesn't exist
...the file does not exist, it creates a new file for
reading and writing. -Python file modes
seek() method sets the file's current position.
f.seek(pos [, (0|1|2)])
pos .. position of the r/w pointer
[] .. optionally
() .. one of ->
0 .. absolute position
1 .. relative position to current
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