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How to check 'undefined' value in jQuery
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when I am testing "typeof obj === undefined", the alert(typeof obj) returning object, even though obj is undefined.
Since obj is type of Object its returning Object, not undefined.
So after hours of testing I opted below technique.
if(document.getElementById(obj) !== null)...
How to get first character of string?
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What you want is charAt.
var x = 'some string';
alert(x.charAt(0)); // alerts 's'
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what is difference between success and .done() method of $.ajax
...efore making the request
$.ajax({
url: '...',
success: function(){
alert('AJAX successful');
}
});
// set success action just after starting the request
var jqxhr = $.ajax( "..." )
.done(function() { alert("success"); });
This change is for compatibility with jQuery 1.5's deferred obj...
Design patterns or best practices for shell scripts [closed]
... any resources that talk about best practices or design patterns for shell scripts (sh, bash etc.)?
9 Answers
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jQuery: How can i create a simple overlay?
...e;
}
}
// Share photo
function sharePhoto() {
alert("TODO: Share photo. [PhotoId = " + _photoId + "]");
}
}
)();
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Get current controller in view
... for me), instead of the actual location of the partial view.
So use this alert instead:
alert('@HttpContext.Current.Request.RequestContext.RouteData.Values["controller"].ToString()');
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html onchange event not working
... and dynamic inputs:
$(document).on('input', '.my-class', function(){
alert('Input changed');
});
For static inputs only:
$('.my-class').on('input', function(){
alert('Input changed');
});
JSFiddle with static/dynamic example: https://jsfiddle.net/op0zqrgy/7/
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Is it possible to get the non-enumerable inherited property names of an object?
... {
props.push(name);
}
}
return props;
};
alert(instance.getInherited().join(","));
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AlertDialog.Builder with custom layout and EditText; cannot access view
I am trying to create an alert dialog with an EditText object. I need to set the initial text of the EditText programmatically. Here's what I have.
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How to dynamically create CSS class in JavaScript and apply?
...thout dependencies on CSS files. In my case I want lightweight growl-style alert popups out-of-the-box.
– xeolabs
Aug 12 '13 at 7:24
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