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How to deserialize a list using GSON or another JSON library in Java?
...at doesn't implement some useful methods like add(), delete(), etc. If you call them an UnsupportedOperationException will be thrown.
In order to get real ArrayList instance you need to write something like this:
List<Video> = new ArrayList<>(Arrays.asList(videoArray));
...
How to move an iFrame in the DOM without losing its state?
...show that even using native JavaScript the iFrames still reload:
http://jsfiddle.net/pZ23B/
var wrap1 = document.getElementById('wrap1');
var wrap2 = document.getElementById('wrap2');
setTimeout(function(){
document.getElementsByTagName('body')[0].appendChild(wrap1);
},10000);
...
Simple calculations for working with lat/lon and km distance?
... expressed in degrees, while the cos function in most (all?) languages typically accepts radians, therefore a degree to radians conversion is needed.
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Getting URL hash location, and using it in jQuery
...Actually you don't need the :first pseudo-selector since you are using the ID selector, is assumed that IDs are unique within the DOM.
In case you want to get the hash from an URL string, you can use the String.substring method:
var url = "http://example.com/file.htm#foo";
var hash = url.substring...
MySQL Results as comma separated list
...
You can use GROUP_CONCAT to perform that, e.g. something like
SELECT p.id, p.name, GROUP_CONCAT(s.name) AS site_list
FROM sites s
INNER JOIN publications p ON(s.id = p.site_id)
GROUP BY p.id, p.name;
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How to format current time using a yyyyMMddHHmmss format?
...l the people that want to use another format, remember that you can always call to:
t := time.Now()
t.Year()
t.Month()
t.Day()
t.Hour()
t.Minute()
t.Second()
For example, to get current date time as "YYYY-MM-DDTHH:MM:SS" (for example 2019-01-22T12:40:55) you can use these methods with fmt.S...
How to style SVG with external CSS?
..._In_HTML_Introduction
<html>
<body>
<svg version="1.1" id="Layer_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" viewBox="0 0 56.69 56.69">
<g>
<path d="M28.44......./>
</g>
</svg>
</html>
If you ...
CSS I want a div to be on top of everything
...n div1-2.
.div {
}
#div1 {
z-index: 1;
position: absolute;
width: 500px;
height: 300px;
border: 1px solid black;
}
#div1-1 {
z-index: 2;
position: absolute;
left: 230px;
width: 200px;
height: 200px;
top: 31px;
background-color: indianred;
}
#div1-1-1 {
z-index: 3...
Add new field to every document in a MongoDB collection
...> db.foo.find()
> db.foo.insert({"test":"a"})
> db.foo.find()
{ "_id" : ObjectId("4e93037bbf6f1dd3a0a9541a"), "test" : "a" }
> item = db.foo.findOne()
{ "_id" : ObjectId("4e93037bbf6f1dd3a0a9541a"), "test" : "a" }
> db.foo.update({"_id" :ObjectId("4e93037bbf6f1dd3a0a9541a") },{$set : ...
How can I add remote repositories in Mercurial?
...start-server.sh
Not everyone is a big fan of having remote repos automatically update their working directories on push, and it's certainly not the default.
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