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Convert special characters to HTML in Javascript
...(/"/g, """);
But taking into account your desire for different handling of single/double quotes.
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How to delete a cookie?
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how do i set a function that and check what is my cookies and whether it expire yet?
– kennedy
Jan 27 '10 at 3:53
62
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How to return an empty ActiveRecord relation?
If I have a scope with a lambda and it takes an argument, depending on the value of the argument, I might know that there will not be any matches, but I still want to return a relation, not an empty array:
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How to check a radio button with jQuery?
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@Installero actually, prep is correct since 1.6, and required since 1.9.
– John Dvorak
Apr 29 '13 at 7:25
44
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NSLog with CGPoint data
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This is even better. The first answer is the easiest and lightest weight way. But this gets me both x and y from the CGPoint in one set. Nice :) Great tool :)
– Spanky
Sep 25 '09 at 18:29
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How to prevent going back to the previous activity?
..., if you have HomeActivity -> IntermediateActivity -> FinalActivity, and you call finish() in the IntermediateActivity immediately after starting the FinalActivity you'll see the HomeActivity for a brief moment.
– David Murdoch
Dec 17 '15 at 18:08
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What does Class mean in Java?
...tricting your parameter to have a specific type.
Reference about Generics and Wildcards: http://docs.oracle.com/javase/tutorial/java/generics/wildcards.html
Reference about Class object and reflection (the feature of Java language used to introspect itself): https://www.oracle.com/technetwork/arti...
Convert data.frame column to a vector?
...a frame is a list. When you subset a data frame using the name of a column and [, what you're getting is a sublist (or a sub data frame). If you want the actual atomic column, you could use [[, or somewhat confusingly (to me) you could do aframe[,2] which returns a vector, not a sublist.
So try run...
html select only one checkbox in a group
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// the selector will match all input controls of type :checkbox
// and attach a click event handler
$("input:checkbox").on('click', function() {
// in the handler, 'this' refers to the box clicked on
var $box = $(this);
if ($box.is(":checked")) {
// the name of the box is ret...
how to change an element type using jquery
... answered Dec 21 '11 at 1:52
Andrew WhitakerAndrew Whitaker
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