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Convert string[] to int[] in one line of code using LINQ
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Given an array you can use the Array.ConvertAll method:
int[] myInts = Array.ConvertAll(arr, s => int.Parse(s));
Thanks to Marc Gravell for pointing out that the lambda can be omitted, yielding a shorter version shown below:
int[] myInts = Array.ConvertAl...
Which version of Python do I have installed?
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Python 2.5+:
python --version
Python 2.4-:
python -c 'import sys; print(sys.version)'
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Where is my Django installation?
...ave difficulty finding where the Django source files are
located on your system, run the following command:
python -c "
import sys
sys.path = sys.path[1:]
import django
print(django.__path__)"
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How to print to console in pytest?
... write the output into a file to inspect it later, like
def test_good1(capsys):
for i in range(5):
print i
out, err = capsys.readouterr()
open("err.txt", "w").write(err)
open("out.txt", "w").write(out)
You can open the out and err files in a separate tab and let editor aut...
How to convert hex to rgb using Java?
How can I convert hex color to RGB code in Java? Mostly in Google, samples are on how to convert from RGB to hex.
17 Answer...
Converting integer to string in Python
I want to convert an integer to a string in Python. I am typecasting it in vain:
12 Answers
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What are named pipes?
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Both on Windows and POSIX systems, named-pipes provide a way for inter-process communication to occur among processes running on the same machine. What named pipes give you is a way to send your data without having the performance penalty of involving the network stack.
Just like you hav...
Find all storage devices attached to a Linux machine [closed]
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/proc/partitions will list all the block devices and partitions that the system recognizes. You can then try using file -s <device> to determine what kind of filesystem is present on the partition, if any.
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Odd behavior when Java converts int to byte?
...bits (the 1's to the left of the least significant 8 bits.)
When an int is converted into a byte, Java chops-off the left-most 24 bits
1111111111111111111111111010101
&
0000000000000000000000001111111
=
0000000000000000000000001010101
Since the 32nd bit is now the sign bit instead of the 8th ...
How to know/change current directory in Python shell?
...e the option of ignoring the environment variable and instead appending to sys.path inside of your script.
– Steven Rumbalski
Nov 23 '11 at 20:31
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