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How can I change the version of npm using nvm?
...ersions/node/[your-version]/lib/node_modules/npm.
I just installed node 4.2.2, which comes with npm 2.14.7, but I want to use npm 3. So I did:
cd ~/.nvm/versions/node/v4.2.2/lib
npm install npm
Easy!
And yes, this should work for any module, not just npm, that you want to be "global" for a spec...
python: how to identify if a variable is an array or a scalar
...nt to make a call to this function with a scalar 50 or an array [0, 10, 20, 30] . How can I identify within the function, what the length of NBins is? or said differently, if it is a scalar or a vector?
...
Vim indent xml file
...
answered Jan 29 '14 at 18:27
Jesse HoganJesse Hogan
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Which is faster: Stack allocation or Heap allocation
...
23 Answers
23
Active
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Mongodb Explain for Aggregation framework
...ve you the desired results (documentation here).
For older versions >= 2.6, you will need to use the explain option for aggregation pipeline operations
explain:true
db.collection.aggregate([
{ $project : { "Tags._id" : 1 }},
{ $unwind : "$Tags" },
{ $match: {$or: [{"Tags._id":"tag1...
Declaring and initializing variables within Java switches
...he right in the local variable declaration statement.
In your case, case 2 is in the same block as case 1 and appears after it, even though case 1 will never execute... so the local variable is in scope and available for writing despite you logically never "executing" the declaration. (A declarati...
Change the URL in the browser without loading the new page using JavaScript
...: "bar" };
function change_my_url()
{
history.pushState(stateObj, "page 2", "bar.html");
}
var link = document.getElementById('click');
link.addEventListener('click', change_my_url, false);
</script>
and a href:
<a href="#" id='click'>Click to change url to bar.html</a>
I...
How does the following LINQ statement work?
...
235
The output is 2,4,6,8 because of deferred execution.
The query is actually executed when t...
When should you NOT use a Rules Engine? [closed]
...
community wiki
2 revs, 2 users 86%duffymo
1
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How to add 30 minutes to a JavaScript Date object?
...areful with Vanilla Javascript. Dates Are Hard!
You may think you can add 24 hours to a date to get tomorrow's date, right? Wrong!
addMinutes(myDate, 60*24); //DO NOT DO THIS
It turns out, if the user observes daylight saving time, a day is not necessarily 24 hours long. There is one day a year ...