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How do I get a distinct, ordered list of names from a DataTable using LINQ?
...LINQ statements.
First, select your data into a new list, let's call it x1, do a projection if desired
Next, create a distinct list, from x1 into x2, using whatever distinction you require
Finally, create an ordered list, from x2 into x3, sorting by whatever you desire
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NULL vs nil in Objective-C
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edited Mar 24 '13 at 15:23
VisioN
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Is returning by rvalue reference more efficient?
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Beta_ab&&
Beta::toAB() const {
return move(Beta_ab(1, 1));
}
This returns a dangling reference, just like with the lvalue reference case. After the function returns, the temporary object will get destructed. You should return Beta_ab by value, like the following
Beta_ab...
Assign width to half available screen width declaratively
... android:layout_height="wrap_content"
android:layout_weight="1"
android:text="somebutton"/>
<TextView android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_weight="1"/>
</LinearLayout>
I'm assuming you w...
How to plot multiple functions on the same figure, in Matplotlib?
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182
To plot multiple graphs on the same figure you will have to do:
from numpy import *
import m...
Npm install failed with “cannot run in wd”
I am trying to get my node environment set up on a new Ubuntu 12.04 instance, with Node 0.8.14 already installed, but I ran into problems when I try to run npm install .
So when I try npm install , it says that I need to run it as root or adminisrator:
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Favorite way to create an new IEnumerable sequence from a single value?
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145
Your example is not an empty sequence, it's a sequence with one element. To create an empty s...
How to implement if-else statement in XSLT?
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edited Nov 29 '12 at 9:25
Ian Roberts
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Using jQuery to see if a div has a child with a certain class
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201
You can use the find function:
if($('#popup').find('p.filled-text').length !== 0)
// Do Stuf...
Modify/view static variables while debugging in Eclipse
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185
In the Debug Variables view their is a arrow button in the right of the view. the tooltip of t...