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Boolean operators && and ||
...an return a vector, like this:
((-2:2) >= 0) & ((-2:2) <= 0)
# [1] FALSE FALSE TRUE FALSE FALSE
The longer form evaluates left to right examining only the first element of each vector, so the above gives
((-2:2) >= 0) && ((-2:2) <= 0)
# [1] FALSE
As the help page says...
How to scale down a range of numbers with a known min and max value
...anel. I want the height and width of each ellipse to be in a range of say 1-30. I have methods that find the minimum and maximum values from my data set, but I won't have the min and max until runtime. Is there an easy way to do this?
...
Python assigning multiple variables to same value? list behavior
... and Chris Wallace have a hot dog. If you change the first element of a to 1, the first elements of b and c are 1.
If you want to know if two names are naming the same object, use the is operator:
>>> a=b=c=[0,3,5]
>>> a is b
True
You then ask:
what is different from this...
Javascript roundoff number to nearest 0.5
...ng to screen resolution and for that i can only assign font size in pts to 1, 1.5 or 2 and onwards etc.
7 Answers
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How to concatenate properties from multiple JavaScript objects
...
14 Answers
14
Active
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Does Java 8 provide a good way to repeat a value or function?
...lue or function multiple times, eg. to get a list of 8 copies of the value 1:
5 Answers
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Check if character is number?
I need to check whether justPrices[i].substr(commapos+2,1) .
22 Answers
22
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iterating over each character of a String in ruby 1.8.6 (each_char)
...e on each character separately from a base String in ruby. I am using ruby 1.8.6 and would like to do something like:
5 Ans...
JavaScript function similar to Python range()
... start = 0;
}
if (typeof step == 'undefined') {
step = 1;
}
if ((step > 0 && start >= stop) || (step < 0 && start <= stop)) {
return [];
}
var result = [];
for (var i = start; step > 0 ? i < stop : i > stop; i += ...