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Mixin vs inheritance
...dited Jun 21 at 11:36
underscore_d
4,91633 gold badges2828 silver badges5454 bronze badges
answered May 13 '09 at 20:42
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How can I return two values from a function in Python?
... you can return a tuple or a list and unpack it after the call:
def select_choice():
...
return i, card # or [i, card]
my_i, my_card = select_choice()
On line return i, card i, card means creating a tuple. You can also use parenthesis like return (i, card), but tuples are created by com...
How to convert array values to lowercase in PHP?
...
use array_map():
$yourArray = array_map('strtolower', $yourArray);
In case you need to lowercase nested array (by Yahya Uddin):
$yourArray = array_map('nestedLowercase', $yourArray);
function nestedLowercase($value) {
if (is_...
What does the “@” symbol do in Powershell?
...ted May 26 '19 at 9:57
user2368632
49511 gold badge44 silver badges1616 bronze badges
answered Feb 22 '09 at 5:07
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Sending Email in Android using JavaMail API without using the default/built-in app
...m able to add attachment also by adding following code.
private Multipart _multipart;
_multipart = new MimeMultipart();
public void addAttachment(String filename,String subject) throws Exception {
BodyPart messageBodyPart = new MimeBodyPart();
DataSource source = new FileDataSource(fil...
Assign one struct to another in C
...variable
– joshdoe
Jun 19 '12 at 16:32
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git still shows files as modified after adding to .gitignore
...
answered Jun 2 at 16:32
kilotonkiloton
4566 bronze badges
...
How do I validate a date string format in python?
...-DD")
>>> validate('2003-12-23')
>>> validate('2003-12-32')
Traceback (most recent call last):
File "<pyshell#20>", line 1, in <module>
validate('2003-12-32')
File "<pyshell#18>", line 5, in validate
raise ValueError("Incorrect data format, should b...
Does C# have an equivalent to JavaScript's encodeURIComponent()?
...er my 4 hour experiments I found this
c# CODE:
string a = "!@#$%^&*()_+ some text here али мамедов баку";
a = System.Web.HttpUtility.UrlEncode(a);
a = a.Replace("+", "%20");
the result is:
!%40%23%24%25%5e%26*()_%2b%20some%20text%20here%20%d0%b0%d0%bb%d0%b8%20%d0%bc%d0%b0%d0%bc...
Is there a Mutex in Java?
...ock;
import java.util.concurrent.locks.ReentrantLock;
private final Lock _mutex = new ReentrantLock(true);
_mutex.lock();
// your protected code here
_mutex.unlock();
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