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What does the `#` operator mean in Scala?
... println("Got my B!")
}
Now let's try something with it:
scala> val a1 = new A
a1: A = A@2fa8ecf4
scala> val a2 = new A
a2: A = A@4bed4c8
scala> a2.f(new a1.B)
<console>:11: error: type mismatch;
found : a1.B
required: a2.B
a2.f(new a1.B)
^
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no acceptable C compiler found in $PATH when installing python
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11 Answers
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Convert array of strings to List
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416
Just use this constructor of List<T>. It accepts any IEnumerable<T> as an argument....
Replace a string in a file with nodejs
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11 Answers
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How to iterate over values of an Enum having flags?
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16 Answers
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Using IoC for Unit Testing
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131
Generally speaking, a DI Container should not be necessary for unit testing because unit testi...
Why java classes do not inherit annotations from implemented interfaces?
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132
I'd say the reason is that otherwise a multiple-inheritance problem would occur.
Example:
@R...
How to hide columns in HTML table?
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172
You need to use Style Sheet for this purpose.
<td style="display:none;">
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How to install multiple python packages at once using pip
...giref and boto in a clean virtualenv):
$ pip freeze
boto==2.3.0
wsgiref==0.1.2
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