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Why is DarkGray lighter than Gray?
...let (50% gray). However, in X11, "gray" was
assigned to the 190 triplet (74.5%), which is close to W3C "Silver"
at 192 (75.3%), and had "Light Gray" at 211 (83%) and "Dark Gray"
at 169 (66%) counterparts. As a result, the combined CSS 3.0 color
list that prevails on the web today produces "D...
Rails: Default sort order for a rails model?
...ot actually executed until actual results are needed (lazy evaluation), so 7 scopes could be chained together but only resulting in 1 actual database query, to avoid performance problems from executing 7 separate queries.
You can use a passed in parameter such as a date or a user_id (something that...
Difference between java.exe and javaw.exe
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75
java.exe is the command where it waits for application to complete untill it takes the next com...
Creating Multifield Indexes in Mongoose / MongoDB
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JohnnyHKJohnnyHK
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2
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Split a string on whitespace in Go?
..., len(words)) // [one two three four] 4
DEMO: http://play.golang.org/p/et97S90cIH
From the docs:
func Fields(s string) []string
Fields splits the string s around each instance of one or more consecutive white space characters, returning an array of substrings of s or an empty list if s contains on...
Difference between \A \z and ^ $ in Ruby regular expressions
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edited Dec 27 '14 at 7:44
Alan Moore
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What does && mean in void *p = &&abc;
...void*.
– Mark Ransom
May 25 '11 at 17:05
1
@Prasoon Saurav: Whoever downvoted probably disapprove...
Why Collections.sort uses merge sort instead of quicksort?
...ormance and requires O(n) extra space. In its day (it was written
in 1997 by Joshua Bloch), it was a fine choice, but today but we can
do much better.
Since 2003, Python's list sort has used an algorithm known as timsort
(after Tim Peters, who wrote it). It is a stable, adaptive, iterati...
Use curly braces to initialize a Set in Python
...tax:
my_set = {'foo', 'bar', 'baz'}
It's not available before Python 2.7
There's no way to express an empty set using that syntax (using {} creates an empty dict)
Those may or may not be important to you.
The section of the docs outlining this syntax is here.
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How to: Define theme (style) item for custom widget
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answered Feb 19 '11 at 17:39
MichaelMichael
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