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How can I change the version of npm using nvm?
...nce this question was first answered, as noted in a newer answer, there is now a command for this:
nvm now has a command to update npm. It's nvm install-latest-npm or nvm install --latest-npm.
nvm install-latest-npm: Attempt to upgrade to the latest working npm on the current node version
nvm...
Why use pip over easy_install? [closed]
...Roseman is not). Here's the current state of things:
Binary packages are now distributed as wheels (.whl files)—not just on PyPI, but in third-party repositories like Christoph Gohlke's Extension Packages for Windows. pip can handle wheels; easy_install cannot.
Virtual environments (which come b...
Why do we check up to the square root of a prime number to determine if it is prime?
... is not a prime, it can be factored into two factors a and b:
n = a * b
Now a and b can't be both greater than the square root of n, since then the product a * b would be greater than sqrt(n) * sqrt(n) = n. So in any factorization of n, at least one of the factors must be smaller than the square ...
Convert Time from one time zone to another in Rails
...the DateTime class
Loading development environment (Rails 2.3.2)
>> now = DateTime.now.utc
=> Sun, 06 Sep 2009 22:27:45 +0000
>> now.in_time_zone('Eastern Time (US & Canada)')
=> Sun, 06 Sep 2009 18:27:45 EDT -04:00
>> quit
So for your particular example
Annotation.la...
Why is it necessary to set the prototype constructor?
...// inherit Person
Student.prototype = Object.create(Person.prototype);
Now what happens when we create a new Student and copy it?
var student1 = new Student("trinth");
console.log(student1.copy() instanceof Student); // => false
The copy is not an instance of Student. This is beca...
Creating a temporary directory in Windows?
...aged p/invoke code is worth it. Most would say it is not, but at least you now have a choice.
CreateParentFolder() is left as an exercise to the student. I use Directory.CreateDirectory(). Be careful getting the parent of a directory, since it is null when at the root.
...
How to ignore user's time zone and force Date() use specific time zone
...ime.
Big note, UTC stands for Universal time code. The current time right now in 2 different places is the same UTC, but the output can be formatted differently.
What we need here is some formatting
var _date = new Date(1270544790922);
// outputs > "Tue Apr 06 2010 02:06:30 GMT-0700 (PDT)", f...
How can I split up a Git commit buried in history?
... tree.
Run git rebase --continue to proceed applying the commits after the now-split commit.
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Adding a collaborator to my free GitHub account?
...
The URL is the same, but now (2014) is only a icon and the name is "settings".
– Peter Krauss
Apr 27 '14 at 11:22
10
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jQuery checkbox event handling
...ence to the checkbox
if (this.checked) {
// the checkbox is now checked
} else {
// the checkbox is now no longer checked
}
});
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