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Can a variable number of arguments be passed to a function?
...anyArgs(1)
I was called with 1 arguments: (1,)
>>> manyArgs(1, 2, 3)
I was called with 3 arguments: (1, 2, 3)
As you can see, Python will unpack the arguments as a single tuple with all the arguments.
For keyword arguments you need to accept those as a separate actual argument, as shown ...
How to count the number of set bits in a 32-bit integer?
...ou may need to adjust it to work for a particular language (e.g. using uint32_t for C++ and >>> in Java):
int numberOfSetBits(uint32_t i)
{
// Java: use int, and use >>> instead of >>
// C or C++: use uint32_t
i = i - ((i >> 1) & 0x55555555);
i =...
Transposing a NumPy array
...
answered May 10 '11 at 18:36
Joe KingtonJoe Kington
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...
Concatenating two one-dimensional NumPy arrays
...
388
The line should be:
numpy.concatenate([a,b])
The arrays you want to concatenate need to passe...
Sending images using Http Post
...
answered May 30 '10 at 0:55
PiroPiro
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...
Creating a new dictionary in Python
... |
edited Nov 8 '15 at 3:49
poolie
8,03611 gold badge3838 silver badges6666 bronze badges
answered De...
Can I zip more than two lists together in Scala?
...
36
I don't believe it's possible to generate a list of tuples of arbitrary size, but the transpose...
proper hibernate annotation for byte[]
I have an application using hibernate 3.1 and JPA annotations. It has a few objects with byte[] attributes (1k - 200k in size). It uses the JPA @Lob annotation, and hibernate 3.1 can read these just fine on all major databases -- it seems to hide the JDBC Blob vendor peculiarities (as it should do...
Loop through an array of strings in Bash?
...## declare an array variable
declare -a arr=("element1" "element2" "element3")
## now loop through the above array
for i in "${arr[@]}"
do
echo "$i"
# or do whatever with individual element of the array
done
# You can access them using echo "${arr[0]}", "${arr[1]}" also
Also works for mult...