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Mixins vs. Traits
... }
}
This code will raise conflict (two definitions of foo():void).
ad 3.
The semantics of a method does not depend of whether it is defined in a trait or in a class that uses the trait.
In other words, it does not matter wheter the class consists of the Traits or the Traits code is "copy - pas...
Hidden features of Scala
...al regex = "(\\d+)/(\\d+)/(\\d+)".r
val regex(year, month, day) = "2010/1/13"
The second line looks confusing if you're not used to using pattern matching and extractors. Whenever you define a val or var, what comes after the keyword is not simply an identifier but rather a pattern. That's why t...
How do I sort unicode strings alphabetically in Python?
...rithms are briefly summarized here: http://unicode.org/faq/collation.html#13. These are rather exotic special cases, which should rarely matter in practice.
>>> import icu # pip install PyICU
>>> sorted(['a','b','c','ä'])
['a', 'b', 'c', 'ä']
>>> collator = icu.Collator...
Is there a difference between single and double quotes in Java?
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Luiggi Mendoza
79.9k1010 gold badges130130 silver badges278278 bronze badges
answered Jan 13 '09 at 15:54
Yuval AdamYuval Adam
...
What are the differences between Autotools, Cmake and Scons?
...n't really expect that out of an SCons based project- and I fully expect 1/3rd or more Autotools projects to have gotten SOMETHING wrong that precludes it building right on any context except the host building one or a Scratchbox2 one.
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Making a UITableView scroll when text field is selected
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answered Sep 21 '10 at 3:42
community wiki
S...
How to empty/destroy a session in rails?
...ides.rubyonrails.org/security.html#session-expiry
– m33lky
Feb 24 '12 at 7:14
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Basic HTTP authentication with Node and Express 4
It looks like implementing basic HTTP authentication with Express v3 was trivial:
9 Answers
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Creating PHP class instance with a string
...er cool stuff you can do in php are:
Variable variables:
$personCount = 123;
$varname = 'personCount';
echo $$varname; // echo's 123
And variable functions & methods.
$func = 'my_function';
$func('param1'); // calls my_function('param1');
$method = 'doStuff';
$object = new MyClass();
$objec...
How to do scanf for single char in C [duplicate]
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233
The %c conversion specifier won't automatically skip any leading whitespace, so if there's a st...