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JavaScript style for optional callbacks
I have some functions which occasionally (not always) will receive a callback and run it. Is checking if the callback is defined/function a good style or is there a better way?
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Recompile Heroku slug without push or config change
... took committing a space to the js file and a push to get the asset to actually recompile.
– Josh Diehl
Oct 14 '14 at 2:35
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socket.io and session?
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Edit: After trying some modules that didn't work, I've actually gone and written my own library to do this. Shameless plug: go check it out at https://github.com/aviddiviner/Socket.IO-sessions. I'll leave my old post below for historical purposes:
I got this work quite neatly with...
Reload content in modal (twitter bootstrap)
... Hey Sid, your creating 2 divs with the class "modal-body", actually you're already creating it, and the modal is creating again. From that code, remove the '.modal-body' and should work fine.
– Palantir
Nov 8 '13 at 15:54
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R command for setting working directory to source file location in Rstudio
... you should see the current working directory. To the right of that is a small arrow. Click that to show the current working directory in the file browser.
– Richie Cotton
Feb 20 at 15:40
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Multiple dex files define Landroid/support/v4/accessibilityservice/AccessibilityServiceInfoCompat
....+'
}
(where the second compile statement indicates what version you actually want)
That should clear matters up, as you will see if you run the dependency report again:
compile - Classpath for compiling the main sources.
+--- com.commonsware.cwac:camera-v9:0.5.4
| +--- com.actionbarsherlock:...
How do I create a round cornered UILabel on the iPhone?
...ke the UILabel or, in my case, UITextView, a subview inside of it. Specifically:
Create a UIView subclass and name it something like RoundRectView.
In RoundRectView's drawRect: method, draw a path around the bounds of the view using Core Graphics calls like CGContextAddLineToPoint() for the edges ...
Can you center a Button in RelativeLayout?
... If you have match_parent for your width, it's already centred horizontally.
– ataulm
Sep 4 '15 at 11:27
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Hide text using css
...ow: hidden" to prevent seird selection box shooting off to the left (especially with links)
– willoller
Jan 23 '09 at 4:03
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Didn't Java once have a Pair class? [duplicate]
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There are lots of implementation around here, but all the time something is missing , the Override of equal and hash method.
here is a more complete version of this class:
/**
* Container to ease passing around a tuple of two objects. This object provides a sensible
* im...