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Divide a number by 3 without using *, /, +, -, % operators
How would you divide a number by 3 without using * , / , + , - , % , operators?
48 Answers
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Python set to list
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Your code does work (tested with cpython 2.4, 2.5, 2.6, 2.7, 3.1 and 3.2):
>>> a = set(["Blah", "Hello"])
>>> a = list(a) # You probably wrote a = list(a()) here or list = set() above
>>> a
['Blah', 'Hello']
Check that you didn't overwrite list by accident...
How do I read an attribute on a class at runtime?
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239
public string GetDomainName<T>()
{
var dnAttribute = typeof(T).GetCustomAttributes(
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Why is it string.join(list) instead of list.join(string)?
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Nicolas Gervais
13.3k77 gold badges3434 silver badges5656 bronze badges
answered Jan 29 '09 at 22:51
recursiverecursiv...
How can I do test setup using the testing package in Go
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This can be achieved by putting a init() function in the myfile_test.go file. This will be run before the init() function.
// myfile_test.go
package main
func init() {
/* load test data */
}
The myfile_test.init() will be called before the package init() function.
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How to play audio?
...on't want to mess with HTML elements:
var audio = new Audio('audio_file.mp3');
audio.play();
function play() {
var audio = new Audio('https://interactive-examples.mdn.mozilla.net/media/examples/t-rex-roar.mp3');
audio.play();
}
<button onclick="play()">Play Audio</button>
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Abort makefile if variable not set
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This doesn't seem to be working in make 3.81. It always errors, even if the variable is defined (and can be echoed).
– OrangeDog
Jun 14 '16 at 10:10
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How can I maximize a split window?
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answered Oct 20 '11 at 3:42
RookRook
53.1k4343 gold badges154154 silver badges229229 bronze badges
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How can I find a specific element in a List?
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edited May 23 at 21:06
answered Mar 24 '12 at 19:46
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Rails formatting date
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237
Use
Model.created_at.strftime("%FT%T")
where,
%F - The ISO 8601 date format (%Y-%m-%d)
%T...