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How to use index in select statement?
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How do I convert an existing callback API to promises?
...ting a function as promise In Node.JS
var request = require('request'); //http wrapped module
function requestWrapper(url, callback) {
request.get(url, function (err, response) {
if (err) {
callback(err);
}else{
callback(null, response);
}
...
Concurrent vs serial queues in GCD
...in background thread")
}
let imgURL = URL(string: "https://upload.wikimedia.org/wikipedia/commons/0/07/Huge_ball_at_Vilnius_center.jpg")!
let _ = try! Data(contentsOf: imgURL)
print("\(i) completed downloading")
}
}
}
Task will run in ...
How can I combine two HashMap objects containing the same types?
...
HashMap has a putAll method.
http://download.oracle.com/javase/6/docs/api/java/util/HashMap.html
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PHP UML Generator [closed]
...ownloads are suspended until further notice" from their official web site. http://bouml.free.fr/download.html - this is because I needed a version for Win7. I imagine it may still be available from Ubuntu repositories - need to check
– Val Redchenko
Feb 7 '12 a...
How can I use map and receive an index as well in Scala?
...e (e, i) => println(i+" "+e) }
0 Mary
1 had
2 a
3 little
4 lamb
From: http://www.artima.com/forums/flat.jsp?forum=283&thread=243570
You also have variations like:
for((e,i) <- List("Mary", "had", "a", "little", "lamb").zipWithIndex) println(i+" "+e)
or:
List("Mary", "had", "a", "li...
Force DOM redraw/refresh on Chrome/Mac
...re would be a forced reflow. You can find out more from the master himself http://paulirish.com/2011/dom-html5-css3-performance/
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sphinx-build fail - autodoc can't import/find module
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Read-only list or unmodifiable list in .NET 4.0
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optional local variables in rails partial templates: how do I get out of the (defined? foo) mess?
...
I think this should be repeated here (from http://api.rubyonrails.org/classes/ActionView/Base.html):
If you need to find out whether a certain local variable has been assigned a value in a particular render call, you need to use the following pattern:
<% if local...