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What are paramorphisms?
...substructures of the input.
Edit: I remembered another nice example.
Consider binary search trees given by Fix TreeF where
data TreeF sub = Leaf | Node sub Integer sub
and try defining insertion for binary search trees, first as a cata, then as a para. You'll find the para version much easier, ...
Multiline for WPF TextBox
...multiline text and it uses it's own Scrollbars:
<TextBox
Height="200"
Width="500"
TextWrapping="Wrap"
AcceptsReturn="True"
HorizontalScrollBarVisibility="Disabled"
VerticalScrollBarVisibility="Auto"/>
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Align inline-block DIVs to top of container element
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Use vertical-align:top instead:
.small{
display: inline-block;
width: 40%;
height: 30%;
border: 1px black solid;
background: aliceblue;
vertical-align:top;
}
http://jsfiddle.net/Lighty_46/RHM5L/9/
Or as @f00644 said you could apply float to the child elements as well...
How to include a font .ttf using CSS?
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Only providing .ttf file for webfont won't be good enough for cross-browser support. The best possible combination at present is using the combination as :
@font-face {
font-family: 'MyWebFont';
src: url('webfont.eot'); /* IE9 Com...
LINQ, Where() vs FindAll()
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If I recall correctly, the main difference (besides what they're implemented on: IEnumerable<T> vs. List<T>) is that Where implements deferred execution, where it doesn't actually do the lookup until you need it -- using it in a foreach loop for example. Find...
Comma separator for numbers in R?
...IT: As Michael Chirico says in the comment:
Be aware that these have the side effect of padding the printed strings with blank space, for example:
> prettyNum(c(123,1234),big.mark=",")
[1] " 123" "1,234"
Add trim=TRUE to format or preserve.width="none" to prettyNum to prevent this:
> pr...
Create a completed Task
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private readonly Result theResult = new Result();
public override Task<Result> StartSomeTask()
{
var taskSource = new TaskCompletionSource<Result>();
taskSource.SetResult(theResult);
return taskSource.Task;
}
...
What does “Splats” mean in the CoffeeScript tutorial?
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I think it is a syntactic sugar for javascript's arguments object.
The idea may come form ruby's splat operator *.
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Ruby replace string with captured regex pattern
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Note that this only works if the replacement string is inside single quotes. I wasted 5 minutes figuring that out.
– Vicky Chijwani
Feb 9 '13 at 0:30
7
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Django - iterate number in for loop of a template
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Django provides it. You can use either:
{{ forloop.counter }} index starts at 1.
{{ forloop.counter0 }} index starts at 0.
In template, you can do:
{% for item in item_list %}
{{ forloop.counter }} # starting index 1
{{ for...