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Optional Methods in Java Interface
...ethod, even from a class that doesn't implement said interface. eg: create Foo that doesn't implement Runnable with public method void run(). Now create a class Bar that extends Foo and implements Runnable without overiding run. It still implements the method, albeit indirectly. Likewise, a default ...
How to read a text-file resource into Java unit test? [duplicate]
...:
package com.example;
import org.apache.commons.io.IOUtils;
public class FooTest {
@Test
public void shouldWork() throws Exception {
String xml = IOUtils.toString(
this.getClass().getResourceAsStream("abc.xml"),
"UTF-8"
);
}
}
Works perfectly. File src/test/resources/c...
What's the fastest algorithm for sorting a linked list?
I'm curious if O(n log n) is the best a linked list can do.
13 Answers
13
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Decompressing GZip Stream from HTTPClient Response
...tter ways please let me know :-)
public DataSet getData(string strFoo)
{
string url = "foo";
HttpClient client = new HttpClient();
HttpResponseMessage response;
DataSet dsTable = new DataSet();
try
{
//Gets the headers t...
How to use GROUP BY to concatenate strings in SQL Server?
...ou can write code like this to get the result you asked for:
CREATE TABLE foo
(
id INT,
name CHAR(1),
Value CHAR(1)
);
INSERT INTO dbo.foo
(id, name, Value)
VALUES (1, 'A', '4'),
(1, 'B', '8'),
(2, 'C', '9');
SELECT id,
dbo.GROUP_CONCAT(name + ':' + Value) AS [Column...
Why not infer template parameter from constructor?
... the same reason that a function declared template <typename T> void foo(); can't be called without explicit specialization.
– Kyle Strand
Apr 24 '15 at 23:07
3
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Why does Stream not implement Iterable?
...eam::iterator
To pass a Stream to a method that expects Iterable,
void foo(Iterable<X> iterable)
simply
foo(stream::iterator)
however it probably looks funny; it might be better to be a little bit more explicit
foo( (Iterable<X>)stream::iterator );
...
Get protocol, domain, and port from URL
...n't depend on the DOM.
const url = new URL('http://example.com:12345/blog/foo/bar?startIndex=1&pageSize=10');
Method 2 (old way): Use the browser's built-in parser in the DOM
Use this if you need this to work on older browsers as well.
// Create an anchor element (note: no need to append t...
How do I check in JavaScript if a value exists at a certain array index?
...
you can always replace foo !== 'undefined' && foo !== null with just foo != null
– thinklinux
Dec 7 '12 at 16:43
1
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How do you create a random string that's suitable for a session ID in PostgreSQL?
I'd like to make a random string for use in session verification using PostgreSQL. I know I can get a random number with SELECT random() , so I tried SELECT md5(random()) , but that doesn't work. How can I do this?
...