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Java time-based map/cache with expiring keys [closed]
...ow has something called MapMaker which can do exactly that.
ConcurrentMap<Key, Graph> graphs = new MapMaker()
.concurrencyLevel(4)
.softKeys()
.weakValues()
.maximumSize(10000)
.expiration(10, TimeUnit.MINUTES)
.makeComputingMap(
new Function<Key, Graph>() {
...
Hamcrest compare collections
...List. This can't be used to match a List.
That is, you can't match a List<Agent> with a Matcher<Iterable<List<Agent>>, which is what your code is attempting.
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Android: How to bind spinner to custom object list?
...nner Adapter (ArrayAdapter)
public class SpinAdapter extends ArrayAdapter<User>{
// Your sent context
private Context context;
// Your custom values for the spinner (User)
private User[] values;
public SpinAdapter(Context context, int textViewResourceId,
User...
What is Hindley-Milner?
...e cell holding a list of values of unspecified type. Such problems are dealt with by an extension called the value restriction.)
Many other minor languages and tools based on typed functional languages use Hindley-Milner.
Hindley-Milner is a restriction of System F, which allows more types but wh...
Programmatically change the src of an img tag
...e both jquery and javascript method:
if you have two images for example:
<img class="image1" src="image1.jpg" alt="image">
<img class="image2" src="image2.jpg" alt="image">
1)Jquery Method->
$(".image2").attr("src","image1.jpg");
2)Javascript Method->
var image = document.ge...
How to move an iFrame in the DOM without losing its state?
...ode - that node is first removed from the dom.
Interesting thing here - IE<=8 didn't reload the iframe - this behavior is (somewhat) new (since IE>=9).
According to Hallvord R. M. Steen comment, this is a quote from the iframe specs
When an iframe element is inserted into a document that h...
Parsing JSON Object in Java [duplicate]
...SONObject("{interests : [{interestKey:Dogs}, {interestKey:Cats}]}");
List<String> list = new ArrayList<String>();
JSONArray array = obj.getJSONArray("interests");
for(int i = 0 ; i < array.length() ; i++){
list.add(array.getJSONObject(i).getString("interestKey"));
}
...
Is an empty href valid?
...
Although this question is already answered (tl;dr: yes, an empty href value is valid), none of the existing answers references the relevant specifications.
An empty string can’t be a URI. However, the href attribute doesn...
ASP.NET MVC Razor render without encoding
Razor encodes string by default. Is there any special syntax for rendering without encoding?
7 Answers
...
Prevent screen rotation on Android
...tation="portrait"
or
android:screenOrientation="landscape"
to the <activity> element/s in
the manifest and you're done.
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