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How do I remove a key from a JavaScript object? [duplicate]
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The delete operator allows you to remove a property from an object.
The following examples all do the same thing.
// Example 1
var key = "Cow";
delete thisIsObject[key];
// Example 2
delete thisIsObject["Cow"];
// Example 3
delete thisIsO...
UIButton Long Press Event
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UILongPressGestureRecognizer *longPress = [[UILongPressGestureRecognizer alloc] initWithTarget:self action:@selector(longPress:)];
[self.button addGestureRecognizer:longPress];
[longPress release];
And then implement the method that handles the gesture
- (void)longPress:(UILongPressGestureRecog...
“No such file or directory” error when executing a binary
I was installing a binary Linux application on Ubuntu 9.10 x86_64. The app shipped with an old version of gzip (1.2.4), that was compiled for a much older kernel:
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How to change the Push and Pop animations in a navigation based app
...t common, everyday transitions (such as an ordinary slide), you do have to all the work of implementing a full custom transition.
Here's how to do it ...
1. You need a custom UIViewControllerAnimatedTransitioning
You need a bool of your own like popStyle . (Is it popping on, or popping off?)
You m...
Comparing two dataframes and getting the differences
...df2, works only for dataframes with identical rows and columns. In fact, all dataframes axes are compared with _indexed_same method, and exception is raised if differences found, even in columns/indices order.
If I got you right, you want not to find changes, but symmetric difference. For that, o...
.htaccess redirect all pages to new domain
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My bad... it does work, my hosting service had some other redirect on which was fu**** things up. Thanks! :)
– Yuval Adam
Dec 22 '09 at 10:59
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GitHub pages are not updating
..., but the new article isn't showing up there. When I execute the server locally, a post lives at localhost:4000/posts/the-price-of-inconsistent-code/ . However, when I go to http://maltzj.github.io/posts/the-price-of-inconsistent-code I get a 404. I also added a new file which should live at htt...
How do I expand the output display to see more columns of a pandas DataFrame?
...: None] [currently: None]
: float or None
if set to a float value, all float values smaller then the given threshold
will be displayed as exactly 0 by repr and friends.
display.colheader_justify: [default: right] [currently: right]
: 'left'/'right'
Controls the justification ...
How do I space out the child elements of a StackPanel?
...fine the type (e.g. TextBox)? If I try this using FrameworkElement so that all children are spaced, it has no effect.
– Jack Ukleja
Jan 28 '14 at 18:48
5
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What is the difference between range and xrange functions in Python 2.X?
...hey did. In Python 3. (They couldn't do that in the Python 2.x line, since all changes must be backwards compatible.)
– Paul Draper
May 7 '15 at 3:50
12
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