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Difference between JSON.stringify and JSON.parse
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JSON.stringify turns a JavaScript object into JSON text and stores that JSON text in a string, eg:
var my_object = { key_1: "some text", key_2: true, key_3: 5 };
var object_as_string = JSON.stringify(my_object);
// "{"key_1":"some text","key_2":true,"key_3":5}"
typeof(objec...
jQuery Datepicker with text input that doesn't allow user input
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You should be able to use the readonly attribute on the text input, and jQuery will still be able to edit its contents.
<input type='text' id='foo' readonly='true'>
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Why does the CheckBoxFor render an additional input tag, and how can I get the value using the FormC
...e a look here:
http://forums.asp.net/t/1314753.aspx
This isn't a bug, and is in fact the same approach that both Ruby on
Rails and MonoRail use.
When you submit a form with a checkbox, the value is only posted if
the checkbox is checked. So, if you leave the checkbox unchecked then
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Empty set literal?
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@andy That's not an empty set - that's a set containing the number 1. You don't need the trailing comma by the way - that's only required for tuples.
– sepp2k
Jan 19 '15 at 13:12
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What's the absurd function in Data.Void useful for?
...little bit hard, since Haskell is non strict. The general use case is to handle impossible paths. For example
simple :: Either Void a -> a
simple (Left x) = absurd x
simple (Right y) = y
This turns out to be somewhat useful. Consider a simple type for Pipes
data Pipe a b r
= Pure r
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Deserializing a JSON into a JavaScript object
...om json.org:
The eval function is very fast.
However, it can compile and execute any JavaScript program,
so there can be security issues.
The use of eval is indicated when the source is trusted and competent.
It is much safer to use a JSON parser.
In web applications over XMLHttpReques...
How to insert a row in an HTML table body in JavaScript
I have an HTML table with a header and a footer:
9 Answers
9
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Semi-transparent color layer over background-image?
I have a DIV and I would like to put a pattern as background. This pattern is gray. So to make it a little more nice, I would like to put a light transparent color "layer" over. Below is what I tried but which did not work. Is there a way to put the colored layer over the background image?
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Changing website favicon dynamically
I have a web application that's branded according to the user that's currently logged in. I'd like to change the favicon of the page to be the logo of the private label, but I'm unable to find any code or any examples of how to do this. Has anybody successfully done this before?
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How to access maven.build.timestamp for resource filtering
I am using maven 3.0.4 and would like to make the build timestamp accessible to my application. For this, I'm putting a placeholder in a .properties file and let maven filter on build. While this is working fine for ${project.version} , ${maven.build.timestamp} is not substituted on filtering. ...