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What is an alternative to execfile in Python 3?
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According to the documentation, instead of
execfile("./filename")
Use
exec(open("./filename").read())
See:
What’s New In Python 3.0
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Looping a video with AVFoundation AVPlayer?
...n get a Notification when the player ends. Check AVPlayerItemDidPlayToEndTimeNotification
When setting up the player:
ObjC
avPlayer.actionAtItemEnd = AVPlayerActionAtItemEndNone;
[[NSNotificationCenter defaultCenter] addObserver:self
selector:@sele...
How can I scale the content of an iframe?
How can I scale the content of an iframe (in my example it is an HTML page, and is not a popup) in a page of my web site?
1...
How do I see if Wi-Fi is connected on Android?
I don't want my user to even try downloading something unless they have Wi-Fi connected. However, I can only seem to be able to tell if Wi-Fi is enabled, but they could still have a 3G connection.
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Default background color of SVG root element
I'd like to set a default background color for the entire SVG document, to red for example.
6 Answers
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Select all columns except one in MySQL?
I'm trying to use a select statement to get all of the columns from a certain MySQL table except one. Is there a simple way to do this?
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How to position a table at the center of div horizontally & vertically
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Centering is one of the biggest issues in CSS. However, some tricks exist:
To center your table horizontally, you can set left and right margin to auto:
<style>
#test {
width:100%;
height:100%;
}
table {
margin: 0 auto; /* or margin: 0 auto 0 auto */
}
&l...
How can I change the default width of a Twitter Bootstrap modal box?
...g to change it with JS/jQuery?
You can easily do it with just CSS, which means you don't have to do your styling in the document.
In your own custom CSS file, you add:
body .modal {
/* new custom width */
width: 560px;
/* must be half of the width, minus scrollbar on the left (30px) *...
How to get folder path from file path with CMD
I need path to the folder that contains cmd file.
With %0 I can get file name. But how to get folder name?
7 Answers
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Determine what attributes were changed in Rails after_save callback?
...if the model's published attribute was changed from false to true. Since methods such as changed? are only useful before the model is saved, the way I'm currently (and unsuccessfully) trying to do so is as follows:
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