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What exactly does the .join() method do?
I'm pretty new to Python and am completely confused by .join() which I have read is the preferred method for concatenating strings.
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Difference between CC, gcc and g++?
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The answer to this is platform-specific; what happens on Linux is different from what happens on Solaris, for example.
The easy part (because it is not platform-specific) is the separation of 'gcc' and 'g++':
gcc is the GNU C Compiler from the GCC (GNU Compiler Collection).
g++ ...
SQLAlchemy: print the actual query
... normally is not tasked with this, as this is handled appropriately by the Python DBAPI, not to mention bypassing bound parameters is probably the most widely exploited security holes in modern web applications. SQLAlchemy has limited ability to do this stringification in certain circumstances suc...
How does a debugger work?
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In Linux, debugging a process begins with the ptrace(2) system call. This article has a great tutorial on how to use ptrace to implement some simple debugging constructs.
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Python json.loads shows ValueError: Extra data
...t call last):
File "<stdin>", line 1, in <module>
File "C:\Python27\lib\json\__init__.py", line 338, in loads
return _default_decoder.decode(s)
File "C:\Python27\lib\json\decoder.py", line 368, in decode
raise ValueError(errmsg("Extra data", s, end, len(s)))
ValueError: Ext...
diff to output only the file names
I'm looking to run a Linux command that will recursively compare two directories and output only the file names of what is different. This includes anything that is present in one directory and not the other or vice versa, and text differences.
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How to Customize the time format for Python logging?
I am new to Python's logging package and plan to use it for my project. I would like to customize the time format to my taste. Here is a short code I copied from a tutorial:
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Is there a difference between “==” and “is”?
...gt;>> b == a
True
In your case, the second test only works because Python caches small integer objects, which is an implementation detail. For larger integers, this does not work:
>>> 1000 is 10**3
False
>>> 1000 == 10**3
True
The same holds true for string literals:
&g...
Transpose/Unzip Function (inverse of zip)?
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This does not work in Python3. See: stackoverflow.com/questions/24590614/…
– Tommy
Jul 5 '14 at 21:35
36
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Get current time in milliseconds in Python?
How can I get the current time in milliseconds in Python?
13 Answers
13
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