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How to see full symlink path
...t have either of the above installed, you can do the following if you have python 2.6 (or later) installed
python -c 'import os.path; print(os.path.realpath("symlinkName"))'
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What is the difference between buffer and cache memory in Linux?
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I have tested this using a simple python program that writes large amounts of blocks. What happens is that the cache gets filled up as reported by free -w -h, not the buffers column. I think the cache column counts both disk writes and disk reads and buffers ...
How to step through Python code to help debug issues?
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Yes! There's a Python debugger called pdb just for doing that!
You can launch a Python program through pdb by using pdb myscript.py or python -m pdb myscript.py.
There are a few commands you can then issue, which are documented on the pdb...
Is there a way to run Bash scripts on Windows? [closed]
... preferred Cygwin because it includes such heavy lifting tools as Perl and Python which I find I cannot live without, while MSYS skimps on these and assumes you are going to install them yourself.
Updated:
If anyone is interested in this answer and is running MS-Windows 10, please note that MS-Wind...
What are the differences among grep, awk & sed? [duplicate]
...hat kind of problem.
a more lazy way might be learning a script language (python, perl or ruby) and do every text processing with it.
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_csv.Error: field larger than field limit (131072)
... sys
import csv
csv.field_size_limit(sys.maxsize)
sys.maxsize works for Python 2.x and 3.x. sys.maxint would only work with Python 2.x (SO: what-is-sys-maxint-in-python-3)
Update
As Geoff pointed out, the code above might result in the following error: OverflowError: Python int too large to con...
How can I find out the total physical memory (RAM) of my linux box suitable to be parsed by a shell
...is a much more universal pattern matching language (i.e. you can use it in Python or Perl as well). If you learn awk, all you've already is awk. If you lean grep + PCRE on the other hand... grep -oP '^MemTotal:\s+\K.*' /proc/meminfo
– Gabriel Totusek
Aug 10 '1...
How to extract text from a PDF? [closed]
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For python, there is PDFMiner and pyPDF2. For more information on these, see Python module for converting PDF to text.
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How do I profile memory usage in Python?
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This one has been answered already here: Python memory profiler
Basically you do something like that (cited from Guppy-PE):
>>> from guppy import hpy; h=hpy()
>>> h.heap()
Partition of a set of 48477 objects. Total size = 3265516 bytes.
Index C...
Writing a list to a file with Python
...', 'w') as f:
for item in my_list:
f.write("%s\n" % item)
In Python 2, you can also use
with open('your_file.txt', 'w') as f:
for item in my_list:
print >> f, item
If you're keen on a single function call, at least remove the square brackets [], so that the strings...