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Any implementation of Ordered Set in Java?
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Take a look at the Java standard API doc. Right next to LinkedHashMap, there is a LinkedHashSet. But note that the order in those is the insertion order, not the natural order of the elements. And you can only iterate in that order, not do random access (exc...
Reading value from console, interactively
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I've used another API for this purpose..
var readline = require('readline');
var rl = readline.createInterface(process.stdin, process.stdout);
rl.setPrompt('guess> ');
rl.prompt();
rl.on('line', function(line) {
if (line === "right") r...
How can I get Docker Linux container information from within the container itself?
...with docker from inside of a container using unix socket via Docker Remote API:
https://docs.docker.com/engine/reference/api/docker_remote_api/
In a container, you can find out a shortedned docker id by examining $HOSTNAME env var.
According to doc, there is a small chance of collision, I think th...
What is a “bundle” in an Android application
... objects (such as, say, I/O streams) that cannot be serialized. The Bundle API restricts the types of objects that can be added to a bundle in such a way that the bundle's contents are guaranteed to be serializable. The Android framework relies on this property.
I suggest that you read the document...
How to prevent a dialog from closing when a button is clicked
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EDIT: This only works on API 8+ as noted by some of the comments.
This is a late answer, but you can add an onShowListener to the AlertDialog where you can then override the onClickListener of the button.
final AlertDialog dialog = new AlertDialog....
Why does int num = Integer.getInteger(“123”) throw NullPointerException?
...r.parseInt(String).
References
Java Language Guide/Autoboxing
Integer API references
static int parseInt(String)
static Integer getInteger(String)
On Integer.getInteger
Here's what the documentation have to say about what this method does:
public static Integer getInteger(String nm):...
Changing overflow icon in the action bar
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This will crash on tablets running Android 3.0 (API 11), because it doesn't like people defining the style "android:actionOverflowButtonStyle" (probably platform bug). So you have to use different styles in values-v11/styles.xml and values-v15/styles.xml.
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How many constructor arguments is too many?
...d an illegal or inappropriate argument." see docs.oracle.com/javase/7/docs/api/java/lang/…)
– Grmpfhmbl
May 4 '17 at 13:27
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Take a char input from the Scanner
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There is no API method to get a character from the Scanner. You should get the String using scanner.next() and invoke String.charAt(0) method on the returned String.
Scanner reader = new Scanner(System.in);
char c = reader.next().charAt...
Extending Angular Directive
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@Ciel The directive API info has apparently been moved to the $compile doc here
– Dan
Sep 4 '14 at 18:06
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