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How to handle Objective-C protocols that contain properties?
...tocol, you have to do everything to make sure anObject works.
@property and @synthesize are at heart two mechanisms that generate code for you. @property is just saying there will be a getter (and/or setter) method for that property name. These days @property alone is enough to also have method...
PHP CURL DELETE request
I'm trying to do a DELETE http request using PHP and cURL.
5 Answers
5
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How do I update the GUI from another thread?
...ET 2.0, here's a nice bit of code I wrote that does exactly what you want, and works for any property on a Control:
private delegate void SetControlPropertyThreadSafeDelegate(
Control control,
string propertyName,
object propertyValue);
public static void SetControlPropertyThreadSafe...
Round to 5 (or other number) in Python
...
I don't know of a standard function in Python, but this works for me:
Python 2
def myround(x, base=5):
return int(base * round(float(x)/base))
Python3
def myround(x, base=5):
return base * round(x/base)
It is easy to see why the a...
How to clone ArrayList and also clone its contents?
How can I clone an ArrayList and also clone its items in Java?
21 Answers
21
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Python function as a function argument?
...
Here's another way using *args (and also optionally), **kwargs:
def a(x, y):
print x, y
def b(other, function, *args, **kwargs):
function(*args, **kwargs)
print other
b('world', a, 'hello', 'dude')
Output
hello dude
world
Note that function, *...
printf with std::string?
My understanding is that string is a member of the std namespace, so why does the following occur?
7 Answers
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Waiting on a list of Future
...n use a CompletionService to receive the futures as soon as they are ready and if one of them throws an exception cancel the processing. Something like this:
Executor executor = Executors.newFixedThreadPool(4);
CompletionService<SomeResult> completionService =
new ExecutorCompletionSe...
How can I match multiple occurrences with a regex in JavaScript similar to PHP's preg_match_all()?
...
I would suggest an alternative regex, using sub-groups to capture name and value of the parameters individually and re.exec():
function getUrlParams(url) {
var re = /(?:\?|&(?:amp;)?)([^=&#]+)(?:=?([^&#]*))/g,
match, params = {},
decode = function (s) {return decodeURI...
MySQL stored procedure vs function, which would I use when?
I'm looking at MySQL stored procedures and function. What is the real difference?
5 Answers
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