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What is the 'instanceof' operator used for in Java?
...he one you are looking for. For a minimal nonworking example: boolean b = "foo" instanceof Integer;
– Felix S
Aug 7 '17 at 8:04
3
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How to get GET (query string) variables in Express.js on Node.js?
...e of a parameter irrespective of its source. In that case, use req.param('foo').
The value of the parameter will be returned whether the variable was in the route parameters, query string, or the encoded request body.
Side note- if you're aiming to get the intersection of all three types of request...
When should I use Arrow functions in ECMAScript 6?
... be named1. This has two benefits: (1) It is less awkward to writefunction foo(){} than const foo = () => {} — in particular outside other function calls. (2) The function name shows in stack traces. While it would be tedious to name every internal callback, naming all the public functions is p...
How do I import global modules in Node? I get “Error: Cannot find module ”?
...ify a specific version of a dependency for any given project (e.g. project foo requires express 2.x, while project bar can use the express 3 beta).
– grahamb
Jun 26 '12 at 21:52
43...
Responsively change div size keeping aspect ratio [duplicate]
...
});
}
})( jQuery );
$(document).ready(function(){
$('#foo').keepRatio('width');
});
Working example: http://jsfiddle.net/QtftX/1/
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Python: reload component Y imported with 'from X import Y'?
...
This doesn't seem to work always. I have a module Foo which has an __init__.py that fetches a submodule... I'll post an answer as a counterexample.
– Jason S
Oct 17 '17 at 22:32
...
What exactly is an HTTP Entity?
...e considered part of the entity).
To illustrate; here's a request:
POST /foo HTTP/1.1 # Not part of the entity.
Content-Type: text/plain # ┬ The entity is from this line down...
Content-Length: 1234 # │
# │
Hello, World! ... # ┘
An...
Is it possible to use JS to open an HTML select to show its option list? [duplicate]
...en i create the select box
<select id="test" multiple="multiple" name="foo" onFocus="expand(this)" onBlur="unexpand(this)">
<option >option1</option>
<option >option2</option>
<option >option3</option>
<option >option4</option>
<option >op...
How to print a dictionary line by line in Python?
...area of consistent indentation and discarding of string prefixes such as u'foo'.
– Buffalo Rabor
May 9 '18 at 0:17
I d...
How can I avoid running ActiveRecord callbacks?
... to use send to call these methods. examples:
p = Person.new(:name => 'foo')
p.send(:create_without_callbacks)
p = Person.find(1)
p.send(:update_without_callbacks)
This is definitely something that you'll only really want to use in the console or while doing some random tests. Hope this helps...