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How to darken a background using CSS?
...o you should have a 'fallback color'. This color will be most likely be solid (fully opaque) ex:background:rgb(96, 96, 96). Refer to this blog for RGBa browser support.
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How do I parse JSON in Android? [duplicate]
How do I parse a JSON feed in Android?
3 Answers
3
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H2 in-memory database. Table not found
...se with URL "jdbc:h2:test" . I create a table using CREATE TABLE PERSON (ID INT PRIMARY KEY, FIRSTNAME VARCHAR(64), LASTNAME VARCHAR(64)); . I then select everything from this (empty) table using SELECT * FROM PERSON . So far, so good.
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Convert integer to hexadecimal and back again
...o: Convert Between Hexadecimal Strings and Numeric Types (C# Programming Guide) for more information and examples.
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How to get value of selected radio button?
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var rates = document.getElementById('rates').value;
The rates element is a div, so it won't have a value. This is probably where the undefined is coming from.
The checked property will tell you whether the element is selected:
if (document.getElementById...
How to vertically align a html radio button to it's label?
...
Try this:
input[type="radio"] {
margin-top: -1px;
vertical-align: middle;
}
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What's wrong with using == to compare floats in Java?
...
the correct way to test floats for 'equality' is:
if(Math.abs(sectionID - currentSectionID) < epsilon)
where epsilon is a very small number like 0.00000001, depending on the desired precision.
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Is there any kind of hash code function in JavaScript?
...m trying to create an object of unique objects, a set. I had the brilliant idea of just using a JavaScript object with objects for the property names. Such as,
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Returning http status code from Web Api controller
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I did not know the answer so asked the ASP.NET team here.
So the trick is to change the signature to HttpResponseMessage and use Request.CreateResponse.
[ResponseType(typeof(User))]
public HttpResponseMessage GetUser(HttpReque...
How do I update if exists, insert if not (AKA “upsert” or “merge”) in MySQL?
...ERT ... ON DUPLICATE KEY UPDATE. For example:
INSERT INTO `usage`
(`thing_id`, `times_used`, `first_time_used`)
VALUES
(4815162342, 1, NOW())
ON DUPLICATE KEY UPDATE
`times_used` = `times_used` + 1
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