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Django template tag to truncate text
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the truncatechars filter adds an ellipse character by default.
– cnfw
Apr 6 '17 at 13:28
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iOS 7 sizeWithAttributes: replacement for sizeWithFont:constrainedToSize
....textContainer].size;
You can also find the line height for a given font by:
UIFont *font;
CGFloat lineHeight = font.lineHeight;
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What port is a given program using? [closed]
...lect the Network tab, there's a section called 'Listening Ports'. Can sort by port number, and see which process is using it.
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Replacing spaces with underscores in JavaScript?
...o answer Prasanna's question below:
How do you replace multiple spaces by
single space in Javascript ?
You would use the same function replace with a different regular expression. The expression for whitespace is \s and the expression for "1 or more times" is + the plus sign, so you'd just ...
What is the correct XPath for choosing attributes that contain “foo”?
...attribute is another search axis. Alternatively you can select the first 3 by using the position() function.
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How to get the jQuery $.ajax error response text?
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As ultimately suggested by this other answer and it's comments on this page:
error: function(xhr, status, error) {
var err = JSON.parse(xhr.responseText);
alert(err.Message);
}
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Check if string contains only whitespace
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Check the length of the list given by of split() method.
if len(your_string.split()==0:
print("yes")
Or
Compare output of strip() method with null.
if your_string.strip() == '':
print("yes")
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How to remove all CSS classes using jQuery/JavaScript?
...uery, then this would be pretty much your only option:
document.getElementById('item').className = '';
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Programmatically scroll a UIScrollView
...ntOffset
This method scrolls the content view so that the area defined by rect
is just visible inside the scroll view. If the area is already
visible, the method does nothing.
From: https://developer.apple.com/documentation/uikit/uiscrollview/1619439-scrollrecttovisible
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Regex to test if string begins with http:// or https://
... exist at all.
/ is a special character in regex so it needs to be escaped by a backslash \/
/^https?:\/\//.test('https://www.bbc.co.uk/sport/cricket'); // true
/^https?:\/\//.test('http://www.bbc.co.uk/sport/cricket'); // true
/^https?:\/\//.test('ftp://www.bbc.co.uk/sport/cricket'); // false
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