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how do I strip white space when grabbing text with jQuery?
...lAdd = $(this).text().replace(/ /g,'');
That will remove all the spaces
If you want to remove the leading and trailing whitespace only, use the jQuery $.trim method :
var emailAdd = $.trim($(this).text());
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How do I deserialize a JSON string into an NSDictionary? (For iOS 5+)
...t it's best practice to not test error in these cases, but instead to test if the return value is nil or not before returning. i.e. return json ?: nil; Minor nitpick, but worth mentioning, I think.
– Mike
Jan 6 '16 at 17:04
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How do you select a particular option in a SELECT element in jQuery?
If you know the Index, Value or Text. also if you don't have an ID for a direct reference.
21 Answers
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Get lengths of a list in a jinja2 template
...oducts</span>
You can also use this syntax in expressions like
{% if products|length > 1 %}
jinja2's builtin filters are documented here; and specifically, as you've already found, length (and its synonym count) is documented to:
Return the number of items of a sequence or mapping....
Difference between save and saveAndFlush in Spring data jpa
...mory, until flush or commit commands are issued.
But be aware, that even if you flush the changes in transaction and do not commit them, the changes still won't be visible to the outside transactions until the commit in this transaction.
In your case, you probably use some sort of transactions me...
Comparing two collections for equality irrespective of the order of items in them
...ctionAssert.AreEquivalent
Remarks
Two collections are equivalent if they
have the same elements in the same
quantity, but in any order. Elements
are equal if their values are equal,
not if they refer to the same object.
Using reflector, I modified the code behind AreEquivalent() ...
PHP - find entry by object property from an array of objects
...ormer, something like this
$item = null;
foreach($array as $struct) {
if ($v == $struct->ID) {
$item = $struct;
break;
}
}
See this question and subsequent answers for more information on the latter - Reference PHP array by multiple indexes
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convert UIImage to NSData
...ge format:
UIImageJPEGRepresentation
Returns the data for the specified image in JPEG format.
NSData * UIImageJPEGRepresentation (
UIImage *image,
CGFloat compressionQuality
);
UIImagePNGRepresentation
Returns the data for the specified image in PNG format
NSData * UIIma...
UITextView that expands to text using auto layout
...tionHeightConstraint setConstant:descriptionSize.height];
[self layoutIfNeeded];
}
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Create Directory if it doesn't exist with Ruby
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If you want to create nested directories then this doesn't work. For e.g I wanted to create following directory /home/jignesh/reports/test but using this solution raised RUBY (Errno::ENOENT), no such file or directory @ dir_...