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Checking if object is empty, works with ng-show but not from controller?
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Or, if using lo-dash: _.empty(value).
"Checks if value is empty. Arrays, strings, or arguments objects with a length of 0 and objects with no own enumerable properties are considered "empty"."
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WARNING: Can't verify CSRF token authenticity rails
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You should do this:
Make sure that you have <%= csrf_meta_tag %> in your layout
Add beforeSend to all the ajax request to set the header like below:
$.ajax({ url: 'YOUR URL HERE',
type: 'POST',
beforeSend: function(xhr) {xhr.setRequestHeader('X-CSRF-Token', $('meta[...
Adding rounded corner and drop shadow to UICollectionViewCell
... layer.cornerRadius = radius
}
}
You can call it in collectionView(_:cellForItemAt:) of the datasource once you dequeue your cell.
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Regular Expression For Duplicate Words
...ne used in the Eclipse search/replace dialog.
– Chaos_99
May 24 '13 at 12:11
3
Just a warning, th...
How to remove “disabled” attribute using jQuery?
...this (from this question):
$(".inputDisabled").prop('disabled', function (_, val) { return ! val; });
Here is a working fiddle.
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“Unable to find remote helper for 'https'” during git clone
... where we copied afterwards for anyone to access it)
We did a:
export GIT_EXEC_PATH=<path_of_/libexec/git-core/>
and solved.
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How to get the last char of a string in PHP?
... If you’re using multibyte character encodings like UTF-8, use mb_substr (php.net/mb_substr) instead.
– Gumbo
Apr 21 '10 at 10:19
11
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How to convert a string into double and vice versa?
...y default?
[myNumFormatter setFormatterBehavior:NSNumberFormatterBehavior10_4];
// next line is very important!
[myNumFormatter setNumberStyle:NSNumberFormatterDecimalStyle]; // crucial
NSNumber *tempNum = [myNumFormatter numberFromString:tempStr];
NSLog(@"string '%@' gives NSNumber '%@' with ...
Returning JSON from a PHP Script
...you're serializing **/;
header('Content-Type: application/json');
echo json_encode($data);
If I'm not using a particular framework, I usually allow some request params to modify the output behavior. It can be useful, generally for quick troubleshooting, to not send a header, or sometimes print_r t...
Prototypical inheritance - writing up [duplicate]
...indicate to other programmers a member is meant to be private by naming it _aPrivate or putting all the private variables in an object variable called _.
You can implement private members through closures but instance specific private members can only be accessed by functions that are not on the p...