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How can my iphone app detect its own version number?
I'm writing an iPhone app. It's already been published, but I would like to add a feature where its version number is displayed.
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What is “origin” in Git?
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origin is an alias on your system for a particular remote repository. It's not actually a property of that repository.
By doing
git push origin branchname
you're saying to push to the origin repository. There's no requirement to name the remote repository origin: in fact the same rep...
Expand a div to fill the remaining width
...gger something called a "block formatting context" (BFC), which interacts with floats in a specific way.
Just take that second div, remove the float, and give it overflow:hidden instead. Any overflow value other than visible makes the block it's set on become a BFC. BFCs don't allow descendant fl...
OpenLayers vs Google Maps? [closed]
... perspective.
Why would I use OpenLayers instead of Google Maps?
Flexiblity: You are not tied to any particular map provider or technology. You can change anytime and not have to rewrite your entire code. Google, Yahoo, Microsoft, WMS, ArcGIS Server, MapServer, etc. are all supported out of the b...
Play/pause HTML 5 video using JQuery
...ry function but a function of the DOM element. You therefore need to call it upon the DOM element. You give an example of how to do this with the native DOM functions. The jQuery equivalent -- if you wanted to do this to fit in with an existing jQuery selection -- would be $('#videoId').get(0).pl...
Find out if ListView is scrolled to the bottom?
...out if my ListView is scrolled to the bottom? By that I mean that the last item is fully visible.
24 Answers
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How to determine if a decimal/double is an integer?
...lic static void Main (string[] args)
{
decimal d = 3.1M;
Console.WriteLine((d % 1) == 0);
d = 3.0M;
Console.WriteLine((d % 1) == 0);
}
Output:
False
True
Update: As @Adrian Lopez mentioned below, comparison with a small value epsilon will discard floating-point computation mis-c...
Ruby class instance variable vs. class variable
..., :doll]
#=> [:car, :doll]
#=> [:car, :doll]
#=> [:car, :doll]
With an instance variable on a class (not on an instance of that class) you can store something common to that class without having sub-classes automatically also get them (and vice-versa). With class variables, you have the c...
Changing iframe src with Javascript
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In this case, it's probably because you are using the wrong brackets here:
document.getElementById['calendar'].src = loc;
should be
document.getElementById('calendar').src = loc;
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How to group time by hour or by 10 minutes
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finally done with
GROUP BY
DATEPART(YEAR, DT.[Date]),
DATEPART(MONTH, DT.[Date]),
DATEPART(DAY, DT.[Date]),
DATEPART(HOUR, DT.[Date]),
(DATEPART(MINUTE, DT.[Date]) / 10)
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