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What is the (function() { } )() construct in JavaScript?
...or short. It executes immediately after it’s created.
It has nothing to do with any event-handler for any events (such as document.onload).
Consider the part within the first pair of parentheses: (function(){})();....it is a regular function expression. Then look at the last pair (function(){})()...
Accessing bash command line args $@ vs $*
...e the differences:
$ set -- "arg 1" "arg 2" "arg 3"
$ for word in $*; do echo "$word"; done
arg
1
arg
2
arg
3
$ for word in $@; do echo "$word"; done
arg
1
arg
2
arg
3
$ for word in "$*"; do echo "$word"; done
arg 1 arg 2 arg 3
$ for word in "$@"; do echo "$word"; done
arg 1
arg 2
arg ...
Delete directory with files in it?
...$dirPath);
}
And if you are using 5.2+ you can use a RecursiveIterator to do it without implementing the recursion yourself:
$dir = 'samples' . DIRECTORY_SEPARATOR . 'sampledirtree';
$it = new RecursiveDirectoryIterator($dir, RecursiveDirectoryIterator::SKIP_DOTS);
$files = new RecursiveIteratorIt...
How do browser cookie domains work?
Due to weird domain/subdomain cookie issues that I'm getting, I'd like to know how browsers handle cookies. If they do it in different ways, it would also be nice to know the differences.
...
How to customize user profile when using django-allauth
... Thanks. It is always good to hear from the original author :). Do I need to create an additional class to store this info or does allauth take care of that automatically?
– Shreyas
Sep 7 '12 at 20:10
...
Is it possible to determine whether ViewController is presented as Modal?
...nController)
|| [self.tabBarController.presentingViewController isKindOfClass:[UITabBarController class]];
}
Swift:
var isModal: Bool {
return self.presentingViewController?.presentedViewController == self
|| (self.navigationController != nil && self.navigationController...
React.js: Identifying different inputs with one onChange handler
... attributes like name on input Elements to identify your inputs. Also, you don't need to keep "total" as a separate value in state because it is composable by adding other values in your state:
var Hello = React.createClass({
getInitialState: function() {
return {input1: 0, input2: 0};
...
How to convert std::string to lower case?
... really hate tolower(), here's a specialized ASCII-only alternative that I don't recommend you use:
char asciitolower(char in) {
if (in <= 'Z' && in >= 'A')
return in - ('Z' - 'z');
return in;
}
std::transform(data.begin(), data.end(), data.begin(), asciitolower);
B...
How do I download a tarball from GitHub using cURL?
I am trying to download a tarball from GitHub using cURL , but it does not seem to be redirecting:
5 Answers
...
submit a form in a new tab
...
@nalply: Seriously? Most browsers DO use tabs everytime a website suggests them to use a new window (target="_blank"). And that's a good thing because pretty much nobody wants a website to open a new window and I don't think this default will ever change sinc...