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Parsing boolean values with argparse
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nargs='?' means zero or one argument. docs.python.org/3/library/argparse.html#nargs
– Maxim
Aug 3 '17 at 12:05
1
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What is a domain specific language? Anybody using it? And in what way?
...ser (mostly used for automated test), data storage and exchange languages (XML, YAML, ...), and document languages like LaTex, HTML or CSS.
Some languages with very flexible syntax like TCL and Lisp build their DSL directly into the language... when possible. The majority of languages use strings, ...
Why would one use REST instead of SOAP based services? [closed]
...and testable (harder to test SOAP with just a browser).
Don't need to use XML (well you kind of don't have to for SOAP either but it hardly makes sense since you're already doing parsing of the envelope).
Libraries have made SOAP (kind of) easy. But you are abstracting away a lot of redundancy un...
android fragment- How to save states of views in a fragment when another fragment is pushed on top o
...t this to work savedInstanceState was always null. I'm adding fragment via xml layout. Had to change the mCurCheckPosition to static then it works, but feels hacky.
– scottyab
Jul 10 '12 at 11:25
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What are the differences between numpy arrays and matrices? Which one should I use?
... 2]
# [3 4]]
print(a*b)
# [[13 20]
# [ 5 8]]
On the other hand, as of Python 3.5, NumPy supports infix matrix multiplication using the @ operator, so you can achieve the same convenience of matrix multiplication with ndarrays in Python >= 3.5.
import numpy as np
a = np.array([[4, 3], [2, 1...
round() doesn't seem to be rounding properly
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As Vinko says, you can use string formatting to do rounding for display.
Python has a module for decimal arithmetic if you need that.
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How to add an extra source directory for maven to compile and include in the build jar?
...rget/classes directory and will not compile the sources.
Update the pom.xml as -
<project>
....
<build>
<resources>
<resource>
<directory>src/main/config</directory>
</resource>
</resources>
...
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What is getattr() exactly and how do I use it?
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Objects in Python can have attributes -- data attributes and functions to work with those (methods). Actually, every object has built-in attributes.
For example you have an object person, that has several attributes: name, gender, etc....
Where is PATH_MAX defined in Linux?
... PATH_MAX MAXPATHLEN
./X11/extensions/XKBsrv.h:#define PATH_MAX 1024
./python2.7/osdefs.h:#ifndef PATH_MAX
./python2.7/osdefs.h:#define PATH_MAX MAXPATHLEN
./python2.7/osdefs.h:#if defined(PATH_MAX) && PATH_MAX > 1024
./python2.7/osdefs.h:#define MAXPATHLEN PATH_MAX
./linux/limits.h:#...
How can I set a website image that will show as preview on Facebook?
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1. Include the Open Graph XML namespace extension to your HTML declaration
<html xmlns="http://www.w3.org/1999/xhtml"
xmlns:fb="http://ogp.me/ns/fb#">
2. Inside your <head></head> use the following meta tag to define the i...