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Idiomatic way to wait for multiple callbacks in Node.js
...{
setTimeout(function(){
callback(null, 1);
}, 200);
},
two: function(callback){
setTimeout(function(){
callback(null, 2);
}, 100);
},
},
function(err, results) {
// results is now equals to: {one: 1, two: 2}
});
As a plus thi...
Check if table exists and if it doesn't exist, create it in SQL Server 2008
I am writing a Stored procedure in SQL Server 2008.
I need to check if a table exists in the database. If it doesn't then I need to create it.
...
What is the difference between dynamic and static polymorphism in Java?
...ulation obj=new Calculation();
obj.sum(10,10,10); // 30
obj.sum(20,20); //40
}
}
overriding example:
class Animal {
public void move(){
System.out.println("Animals can move");
}
}
class Dog extends Animal {
public void move() {
System.out.println("...
How to properly seed random number generator
...n expect. I see increments of about 1000000 ns, so 1 ms increments. That's 20 bits of entropy that are not used. All the while the high bits are mostly constant!? Roughly ~24 bits of entropy over a day which is very brute forceable (which can create vulnerabilities).
The degree that this matters to ...
How to detect the end of loading of UITableView
...
|
edited Nov 25 '19 at 11:58
answered Jun 16 '17 at 14:28
...
Maven2 property that indicates the parent directory
...s to null.
– Jared
Aug 29 '12 at 16:20
22
I've had success with ${project.basedir}/.. but that re...
Animate change of view background color on Android
...n. Any ideas?
– hpique
Jul 9 '10 at 20:36
6
Solved it by starting the TransitionDrawable AFTER st...
Safe characters for friendly url [closed]
...
mklement0
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answered Mar 29 '09 at 21:48
carlcarl
...
adb shell command to make Android package uninstall dialog appear
...nfirmation dialog box.
– joctee
Jun 25 '13 at 15:08
2
@joctee, So do I but the question specifica...
Error: No default engine was specified and no extension was provided
... I recommend you to read this step by step tutorial utahjs.com/2010/09/25/nodejs-express-and-ejs-templates or this robdodson.me/blog/2012/05/31/how-to-use-ejs-in-express
– alessandro
May 12 '14 at 5:15
...