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How do I get the number of days between two dates in JavaScript?
... var hours = minutes*60;
var days = hours*24;
var foo_date1 = getDateFromFormat("02/10/2009", "M/d/y");
var foo_date2 = getDateFromFormat("02/12/2009", "M/d/y");
var diff_date = Math.round((foo_date2 - foo_date1)/days);
alert("Diff date i...
emacs/elisp: What is the hash (pound, number sign, octothorp) symbol used for?
... printed is a description (but cannot be read). For example:
#<buffer foo.txt>
It is also used in constructs by the reader to represent circular structures. See the docs for Read Syntax for Circular Objects.
And then you have its use for denoting the base for integers, e.g. #x2c -> 44...
initializer_list and move semantics
Am I allowed to move elements out of a std::initializer_list<T> ?
8 Answers
8
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How to set DOM element as the first child?
I have element E and I'm appending some elements to it. All of a sudden, I find out that the next element should be the first child of E. What's the trick, how to do it? Method unshift doesn't work because E is an object, not array.
...
Difference between console.log() and console.debug()?
...e.log.apply(this, arguments);
};
console.debugging = true;
console.debug('Foo', {age:41, name:'Jhon Doe'});
Foo&blacktriangleright; {age: 41, name: "Jhon Doe"}
console.debugging = false;
console.debug('Foo', {age:26, name:'Jane Doe'});
No output
However I havent figured a way to c...
Detecting 'stealth' web-crawlers
...
A while back, I worked with a smallish hosting company to help them implement a solution to this. The system I developed examined web server logs for excessive activity from any given IP address and issued firewall rules to block offenders. It included wh...
How to find whether or not a variable is empty in Bash
...variable is undefined and the set -u option (nounset) is activated. Almost all other answers to this question will fail with unbound variable in this case.
– anol
May 26 '15 at 16:29
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Check if property has attribute
... @Qjimbo (or probably someone else reading) Attributes are usually used without the "Attribute" part of their name, but can be. A convention allows you to exclude it, so usually the actual type does have Attribute at the end of its name, but is just not used.
– Jim...
A generic list of anonymous class
... o, o1 }.ToList();
There are lots of ways of skinning this cat, but basically they'll all use type inference somewhere - which means you've got to be calling a generic method (possibly as an extension method). Another example might be:
public static List<T> CreateList<T>(params T[] el...
Linq order by boolean
...ant to order by f.bar, which is a string, but I also want to order it by f.foo, which is a boolean field, first. Like the query below.
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