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Scaling Node.js
I'm fairly new to large-scale server-side development. I want to write a server using Node.js, but before I forge ahead I'd like to know what the general principles are for scaling node up to, say, 20 queries per second.
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git rebase fatal: Needed a single revision
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You need to provide the name of a branch (or other commit identifier), not the name of a remote to git rebase.
E.g.:
git rebase origin/master
not:
git rebase origin
Note, although origin should resolve to the the ref origin/HEAD when ...
What is the proper way to check if a string is empty in Perl?
...hink that length is the closest test that we have to the expression of the idea that there is nothing in the string.
– brian d foy
Jan 12 '10 at 11:23
6
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deleting rows in numpy array
... answered Jul 26 '12 at 5:48
Jaidev DeshpandeJaidev Deshpande
2,41611 gold badge1313 silver badges1717 bronze badges
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Why does Convert.ToString(null) return a different value if you cast null?
... hence it will be picked as the winner.
In the null as object you've solidified the type of the expression as object. This means it's no longer compatible with the string overload and the compiler picks the object overload as it's the only compatible one remaining.
The really hairy details of ...
How to create a colored 1x1 UIImage on the iPhone dynamically?
...mage {
let rect = CGRect(origin: CGPoint(x: 0, y:0), size: CGSize(width: 1, height: 1))
UIGraphicsBeginImageContext(rect.size)
let context = UIGraphicsGetCurrentContext()!
context.setFillColor(color.cgColor)
context.fill(rect)
let image = UIGraphicsG...
What is the ellipsis (…) for in this method signature?
In the App Engine docs , what is the ellipsis ( JID... ) for in this method signature?
5 Answers
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Drag and drop files into WPF
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This is basically what you want to do.
private void ImagePanel_Drop(object sender, DragEventArgs e)
{
if (e.Data.GetDataPresent(DataFormats.FileDrop))
{
// Note that you can have more than one file.
string[] files = (string[])e.Data.GetData(DataFormats.FileDrop...
Simplest way to profile a PHP script
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@Supernovah, user457015 did say PHP 5.4. He did not say it was broken on PHP 5.3.
– magnus
Oct 22 '15 at 23:24
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Checking oracle sid and database name
I want to check SID and current database name.
6 Answers
6
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