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How to set size for local image using knitr for markdown?
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By running this under RStudio, you will create a huge margin to the rendered png.
– Paulo E. Cardoso
Sep 29 '14 at 16:13
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Why does Math.Round(2.5) return 2 instead of 3?
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i dont know if this is a bug, i think it was by design since .5 is as close to the nearest lowest integer as it is to the nearest highest integer.
– Stan R.
Jun 10 '09 at 19:56
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“Items collection must be empty before using ItemsSource.”
... can find out which property the content of an element will get applied to by looking for the ContentPropertyAttribute on the class. In this case it's defined higher in the class hierarchy, on the ItemsControl:
[ContentPropertyAttribute("Items")]
The intention here was that the ListView's View b...
Haml: Control whitespace around text
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Nice timing, I just found out about these by reading Haml's source. Apparently they've been around for a while. Odd that they don't document them in the main reference page...
– Groxx
Jun 10 '11 at 23:51
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How to turn a String into a JavaScript function call? [duplicate]
...ave a reference to a function inside a variable, we can call this function by "calling the variable", i.e. fn(t.parentNode.id), which equals clickedOnItem(t.parentNode.id), which was what the OP wanted.
More full example:
/* Somewhere: */
window.settings = {
/* [..] Other settings */
functionN...
How to list variables declared in script in bash?
...thing similar to the @GinkgoFr answer, but without the problems identified by @Tino or @DejayClayton,
and is more robust than @DouglasLeeder's clever set -o posix bit:
+ function SOLUTION() { (set +o posix; set) | sed -ne '/^\w\+=/!q; p;'; }
The difference is that this solution STOPS after the f...
Switching between Android Navigation Drawer image and Up caret when using fragments
...not needed, and 2) I let the Fragments themselves handle the Up navigation by making an AbstractFragment they all inherit which implements onOptionsItemSelected(..) and which always calls setHasOptionsMenu(true);
– Espen Riskedal
Nov 25 '13 at 19:17
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What are the differences between mocks and stubs on Rhino Mocks?
... your unit test: so your unit test doesn't make assertion on stub
and Stub by rewriting the implementation of some method fix the behavior of fake object.
with Mock, you fix the ouput of your unit test: so your unit test make an expectation on your Mocking object by checking internal interaction in ...
List comprehension vs map
... a pre-made function f we'd like to map, and we ignore the laziness of map by immediately forcing evaluation with list(...). We get some very interesting results:
% python3 -mtimeit -s 'xs=range(1000)' 'f=lambda x:x' 'z=list(map(f,xs))' ...
Is there a VB.NET equivalent of C# out parameters?
...s automatically initialise all local variables in a method, so you can use ByRef without needing to explicitly initialise the variable first.
Example:
Sub Main()
Dim y As Integer
Test(y)
End Sub
Sub Test(ByRef x As Integer)
x = 42
End Sub
(If you examine code in the framework (for example...