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How do I use the conditional operator (? :) in Ruby?
... in the last case as said issue does not arise.
You can use the "long-if" form for readability on multiple lines:
question = if question.size > 20 then
question.slice(0, 20) + "..."
else
question
end
share
...
How to determine if a point is in a 2D triangle? [closed]
... is.
Here's some high quality info in this topic on GameDev, including performance issues.
And here's some code to get you started:
float sign (fPoint p1, fPoint p2, fPoint p3)
{
return (p1.x - p3.x) * (p2.y - p3.y) - (p2.x - p3.x) * (p1.y - p3.y);
}
bool PointInTriangle (fPoint pt, fPoint v...
AngularJS does not send hidden field value
For a specific use case I have to submit a single form the "old way". Means, I use a form with action="". The response is streamed, so I am not reloading the page. I am completely aware that a typical AngularJS app would not submit a form that way, but so far I have no other choice.
...
Does python have a sorted list?
...
The standard Python list is not sorted in any form. The standard heapq module can be used to append in O(log n) to an existing list and remove the smallest one in O(log n), but isn't a sorted list in your definition.
There are various implementations of balanced trees f...
How do I hide an element when printing a web page?
...
CSS FILE
@media print
{
#pager,
form,
.no-print
{
display: none !important;
height: 0;
}
.no-print, .no-print *{
display: none !important;
height: 0;
}
}
HTML HEADER
<link href="/theme/css/ui/ui.pr...
Response.Redirect to new window
...o add the following to your server side link/button:
OnClientClick="aspnetForm.target ='_blank';"
My entire button code looks something like:
<asp:LinkButton ID="myButton" runat="server" Text="Click Me!"
OnClick="myButton_Click"
OnClientClick="aspnetForm.targ...
Can I apply the required attribute to fields in HTML5?
...ied, the user
will be required to select a value
before submitting the form.
If a select element
has a required attribute specified,
does not have a multiple attribute specified,
and has a display size of 1 (do not have SIZE=2 or more - omit it if not needed);
and if ...
How to center a Window in Java?
...monitor. If you are in a multi-monitor environment, you may need to get information about the specific monitor the window is on before doing this kind of calculation.
Sometimes important, sometimes not...
See GraphicsEnvironment javadocs for more info on how to get this.
...
How To Auto-Format / Indent XML/HTML in Notepad++
... I'm looking for something similar to Ctrl + Shift + F in Eclipse (Auto-Format/Indent).
9 Answers
...
How to evaluate a math expression given in string form?
...sity project, I was looking for a parser / evaluator supporting both basic formulas and more complicated equations (especially iterated operators). I found very nice open source library for JAVA and .NET called mXparser. I will give a few examples to make some feeling on the syntax, for further inst...