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What is the difference between “def” and “val” to define a function
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Method def even evaluates on call and creates new function every time (new instance of Function1).
def even: Int => Boolean = _ % 2 == 0
even eq even
//Boolean = false
val even: Int => Boolean = _ % 2 == 0
even eq even
//Boolean = true
With def you ...
How to get an enum which is created in attrs.xml in code
... answered Sep 24 '13 at 20:58
Andy MellAndy Mell
1,01111 gold badge66 silver badges33 bronze badges
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CSS border less than 1px [duplicate]
...ay also be used to simulate the same effect, without the need to calculate and manipulate RGB values.
.container {
border-style: solid;
border-width: 1px;
margin-bottom: 10px;
}
.border-100 { border-color: rgba(0,0,255,1); }
.border-75 { border-color: rgba(0,0,255,0.75); }
.border-50 {...
How do you specify a different port number in SQL Management Studio?
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127.0.0.1,6283
Add a comma between the ip and port
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Numpy: Divide each row by a vector element
...ewaxes is a great way to do this.
Another alternative is to use transposes and broadcasting, as in
(data.T - vector).T
and
(data.T / vector).T
For higher dimensional arrays you may want to use the swapaxes method of NumPy arrays or the NumPy rollaxis function.
There really are a lot of ways to...
Suppress command line output
... the invocation to this:
taskkill /im "test.exe" /f >nul 2>&1
and all will be better.
That works because stdout is file descriptor 1, and stderr is file descriptor 2 by convention. (0 is stdin, incidentally.) The 2>&1 copies output file descriptor 2 from the new value of 1, whic...
Using grep to search for a string that has a dot in it
I am trying to search for a string 0.49 (with dot) using the command
9 Answers
9
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Maven project version inheritance - do I have to specify the parent version?
...Notice that there are some cases when this behaviour is actually pretty OK and gives more flexibility you may need. Sometimes you want to use some of previous parent's version to inherit, however that's not a mainstream case.
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Height equal to dynamic width (CSS fluid layout) [duplicate]
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All you need to do is include the jQuery script and css styles. Check full code at jsfiddle.net/n6DAu/24
– Hussein
Jul 28 '11 at 6:12
36
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Using NumberPicker Widget with Strings
Is there a way to use the Android NumberPicker widget for choosing strings instead of integers?
5 Answers
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