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What is the (function() { } )() construct in JavaScript?
...ernet. Please follow me.');
})();
//Using the exclamation mark operator
//https://stackoverflow.com/a/5654929/1175496
!function() {
console.log('Welcome to the Internet. Please follow me.');
}();
If there are no special requirements for its return value, then we can write:
!function(){}(); //...
How to make a chain of function decorators?
...*kwargs
# If you are not familiar with unpacking, check:
# http://www.saltycrane.com/blog/2008/01/how-to-use-args-and-kwargs-in-python/
function_to_decorate(*args, **kwargs)
return a_wrapper_accepting_arbitrary_arguments
@a_decorator_passing_arbitrary_arguments
def funct...
How to get the instance id from within an ec2 instance?
...
See the EC2 documentation on the subject.
Run:
wget -q -O - http://169.254.169.254/latest/meta-data/instance-id
If you need programatic access to the instance ID from within a script,
die() { status=$1; shift; echo "FATAL: $*"; exit $status; }
EC2_INSTANCE_ID="`wget -q -O - http://...
How does StartCoroutine / yield return pattern really work in Unity?
...o get the last version of the archive : web.archive.org/web/20140702051454/http://unitygems.com/…
– ForceMagic
Apr 13 '15 at 20:25
...
Inspect element that only appear when other element is mouse overed/entered
...en easier with jQuery:
$('#id').trigger('event-type');
In your example (http://getbootstrap.com/javascript/#tooltips), open the console and type in, for example:
$("button:contains('Tooltip on right')").mouseenter();
And the tooltip appears in the DOM and can be manually inspected/modified:
&...
How to exclude certain directories/files from git grep search
...ic setup of this script is from here:
# https://stackoverflow.com/a/14226610/42580
# But there is issues with giving extra path information to the script
# therefor I crafted the while-thing that moves path-parts to the ot...
nginx missing sites-available directory
... /etc/nginx/sites-available and /etc/nginx/sites-enabled and then edit the http block inside /etc/nginx/nginx.conf and add this line
include /etc/nginx/sites-enabled/*;
Of course, all the files will be inside sites-available, and you'd create a symlink for them inside sites-enabled for those you ...
How to create Windows EventLog source from command line?
...reateEventSource, otherwise it will throw an exception.
For more info:
http://msdn.microsoft.com/en-us/library/9t766zhb.aspx
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Ways to circumvent the same-origin policy
... subsequent origin checks. For example, assume a script in the document at http://store.company.com/dir/other.html executes the following statement:
document.domain = "company.com";
After that statement executes, the page would pass the origin check with http://company.com/dir/page.html. However,...
How do I add a path to PYTHONPATH in virtualenv
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...