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How to access the correct `this` inside a callback?
...data, transport) {
this.data = data;
transport.on('data', () => alert(this.data));
}
Don't use this
You actually don't want to access this in particular, but the object it refers to. That's why an easy solution is to simply create a new variable that also refers to that object. The varia...
Calculate distance between two points in google maps V3
... overridden with a custom value if necessary.
Make sure you include:
<script type="text/javascript" src="http://maps.google.com/maps/api/js?sensor=false&v=3&libraries=geometry"></script>
in your head section.
The call will be:
google.maps.geometry.spherical.computeDistanceB...
How to get an object's properties in JavaScript / jQuery?
In JavaScript / jQuery, if I alert some object, I get either [object] or [object Object]
7 Answers
...
How do I fetch a single model in Backbone?
... @makevoid your I could not make work the example you provide in coffee script or the one in the documentation, the Andrew example works, could you provide and example with foo.url(), it always tell me that there's no function url.
– Roberto Alarcon
Dec 13 '...
How can I use goto in Javascript?
...solutely! There is a project called Summer of Goto that allows you use JavaScript at its fullest potential and will revolutionize the way you can write your code.
This JavaScript preprocessing tool allows you to create a label and then goto it using this syntax:
[lbl] <label-name>
goto <lab...
JSP : JSTL's tag
...
c:out escapes HTML characters so that you can avoid cross-site scripting.
if person.name = <script>alert("Yo")</script>
the script will be executed in the second case, but not when using c:out
share...
Detecting Unsaved Changes
...
This script is awesome, but for me it also displayed the warning message upon submitting my form. I fixed this by unbinding the event in an onClick (onclick="window.onbeforeunload=null")
– Joost
...
Differences between detach(), hide() and remove() - jQuery
...;
<div class="goodevening">good evening</div>
</div>
<script>
$("div.hai").empty();
</script>
This will result in a DOM structure with the Hai text deleted:
<div class="content">
<div class="hai"></div>
<div class="goodevening">good evenin...
How to make an alert dialog fill 90% of screen size?
I can create and display a custom alert dialog just fine but even so I have android:layout_width/height="fill_parent" in the dialog xml it is only as big as the contents.
...
Pass props to parent component in React.js
...e but it could also be
// in props, coming from another parent.
alert("The Child button text is: " + this.state.childText);
// You can also access the target of the click here
// if you want to do some magic stuff
alert("The Child HTML is: " + event.target.outerHTML);
}
...