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What is the optimal algorithm for the game 2048?
...s to execute a move, depending on the complexity of the board position. In testing, the AI achieves an average move rate of 5-10 moves per second over the course of an entire game. If the search depth is limited to 6 moves, the AI can easily execute 20+ moves per second, which makes for some interes...
How do I use su to execute the rest of the bash script as that user?
...d all uses bash. Effectively, this script is runned twice. At first script test it is root, then prepare environment, and change user by su. But do it with exec command, then there is only single script instance. With second loop, phrase if/fi is ommited, then script directly do prepared action. In ...
Meaning of Git checkout double dashes
...ning the DWIM heuristic).
(DWIM: Do What I Mean)
Note that we didn't test the original feature in 28fcc0b71a at all.
So this patch not only tests for these corner cases, but also adds a regression test for the existing behavior.
...
vs in Generics
...n abstract class ;) You can do new List<object>() { Image.FromFile("test.jpg") }; with no problems, or you can do new List<object>() { new Bitmap("test.jpg") }; as well. The problem with yours is that new Image() isn't allowed (you can't do var img = new Image(); either)
...
Amazon S3 direct file upload from client browser - private key disclosure
...s the official doc links:
Diagram: http://docs.aws.amazon.com/AmazonS3/latest/dev/UsingHTTPPOST.html
Example code: http://docs.aws.amazon.com/AmazonS3/latest/dev/HTTPPOSTExamples.html
The signed policy would go in your html in a form like this:
<html>
<head>
...
<meta h...
How to print out all the elements of a List in Java?
... method) to have a meaningful output
See the below example:
public class TestPrintElements {
public static void main(String[] args) {
//Element is String, Integer,or other primitive type
List<String> sList = new ArrayList<String>();
sList.add("string1");
...
Simplest SOAP example
...reate.
<html>
<head>
<title>SOAP JavaScript Client Test</title>
<script type="text/javascript">
function soap() {
var xmlhttp = new XMLHttpRequest();
xmlhttp.open('POST', 'https://somesoapurl.com/', true);
// build ...
Why use Object.prototype.hasOwnProperty.call(myObj, prop) instead of myObj.hasOwnProperty(prop)?
...sability of calling some other hasOwnProperty method instead without first testing if that is a good idea or not.
Edit
I suspect that the reason for using Object.prototype.hasOwnProperty.call is that in some browsers, host objects don't have a hasOwnProperty method, using call and the built–in m...
Object.getOwnPropertyNames vs Object.keys
...rable: false these two methods will give you the same result.
It's easy to test:
var a = {};
Object.defineProperties(a, {
one: {enumerable: true, value: 1},
two: {enumerable: false, value: 2},
});
Object.keys(a); // ["one"]
Object.getOwnPropertyNames(a); // ["one", "two"]
If you define a pr...
Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:2.3.2:compile (default-compile
...to local maven repository (could in your user's home directory under /.m2)
test – unit tests are run
package – compiled sources are packaged into archive (JAR by default)
The 1.6 under tag refers to JDK version.
We need to ensure that proper jdk version in our dev environment or change the val...