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Python 3 turn range to a list
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235
You can just construct a list from the range object:
my_list = list(range(1, 1001))
This is ...
Array slicing in Ruby: explanation for illogical behaviour (taken from Rubykoans.com)
...emselves):
:peanut :butter :and :jelly
0 1 2 3 4
4 is still within the array, just barely; if you request 0 elements, you get the empty end of the array. But there is no index 5, so you can't slice from there.
When you do index (like array[4]), you are pointin...
How to install pip for Python 3 on Mac OS X?
...Python 2.7 stock installed. But I do all my own personal Python stuff with 3.3. I just flushed my 3.3.2 install and installed the new 3.3.3. So I need to install pyserial again. I can do it the way I've done it before, which is:
...
How to check if a string is a valid hex color representation?
... -> match end
i -> ignore case
If you need support for 3-character HEX codes, use the following:
/^#([0-9A-F]{3}){1,2}$/i.test('#ABC')
The only difference here is that
[0-9A-F]{6}
is replaced with
([0-9A-F]{3}){1,2}
This means that instead of matching exactly 6 charact...
Creating a new dictionary in Python
... |
edited Nov 8 '15 at 3:49
poolie
8,03611 gold badge3838 silver badges6666 bronze badges
answered De...
Getting the array length of a 2D array in Java
...tring[] args) {
int[][] foo = new int[][] {
new int[] { 1, 2, 3 },
new int[] { 1, 2, 3, 4},
};
System.out.println(foo.length); //2
System.out.println(foo[0].length); //3
System.out.println(foo[1].length); //4
}
Column lengths differ per row. If you're backing...
What does the “at” (@) symbol do in Python?
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331
An @ symbol at the beginning of a line is used for class, function and method decorators.
Rea...
No Persistence provider for EntityManager named
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30 Answers
30
Active
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Dealing with multiple Python versions and PIP?
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23 Answers
23
Active
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What's the best way to inverse sort in scala?
...ur answer!
– schmmd
Oct 19 '11 at 4:38
Except that it does not work. I should never answer when I have no REPL handy. ...