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Origin is not allowed by Access-Control-Allow-Origin
...x requests, this chrome plugin automatically allows you to access any site from any source by adding the proper response header
Chrome Extension Allow-Control-Allow-Origin: *
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What is the Python equivalent of static variables inside a function?
...e function is called and not when the module is executed or when something from it is imported, which is the case if you use the decorator approach from the currently accepted answer. See Python decorator function execution. If you have a huge library module then every decorator will be run, includi...
Is it possible to determine whether ViewController is presented as Modal?
... iOS5+, As you can see in UIViewController Class Reference, you can get it from property "presentingViewController".
presentingViewController
The view controller that presented this view controller. (read-only)
@property(nonatomic, readonly) UIViewController *presentingViewController
Discussion
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Has an event handler already been added?
...
From outside the defining class, as @Telos mentions, you can only use EventHandler on the left-hand side of a += or a -=. So, if you have the ability to modify the defining class, you could provide a method to perform the che...
How do I make a request using HTTP basic authentication with PHP curl?
...p header like below:
Authorization: Basic dXNlcjpwYXNzd29yZA==
So apart from the CURLOPT_USERPWD you can also use the HTTP-Request header option as well like below with other headers:
$headers = array(
'Content-Type:application/json',
'Authorization: Basic '. base64_encode("user:password...
How do I improve ASP.NET MVC application performance?
...neration
is a expensive activity. Deferring to the client side your server from an
unnecessary burden, and allows you to work with graphs locally without make a new
request (i.e. Flex charting, jqbargraph, MoreJqueryCharts).
Use CDN's for scripts and media content to improve loading on the client s...
Best way to generate random file names in Python
...f uniform length can be generated by using MD5 hashes of the current time:
from hashlib import md5
from time import localtime
def add_prefix(filename):
prefix = md5(str(localtime()).encode('utf-8')).hexdigest()
return f"{prefix}_{filename}"
Calls to the add_prefix('style.css') generates se...
Why does Eclipse automatically add appcompat v7 library support whenever I create a new project?
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Deleting appcompat_v7 project from my workspace and creating a new android project by unchecking 'Create activity' option did the trick for me. Things specified in other answers didn't work for me. Thanks.
– Srinivasan N
...
How to implement the Android ActionBar back button?
...ItemId()) {
case android.R.id.home:
NavUtils.navigateUpFromSameTask(this);
return true;
default:
return super.onOptionsItemSelected(item);
}
}
}
The function NavUtils.navigateUpFromSameTask(this) requires you to define the parent acti...
How to implement an abstract class in ruby?
...ust to chime in late here, I think that there's no reason to stop somebody from instantiating the abstract class, especially because they can add methods to it on the fly.
Duck-typing languages, like Ruby, use the presence/absence or behavior of methods at runtime to determine whether they should ...