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What does `:_*` (colon underscore star) do in Scala?
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It "splats"1 the sequence.
Look at the constructor signature
new Elem(prefix: String, label: String, attributes: MetaData, scope: NamespaceBinding,
child: Node*)
which is called as
new Elem(prefix, label, attributes, scope,
child1, c...
config.assets.compile=true in Rails production, why not?
...is is what happens:
Every request for a file in /assets is passed to Sprockets. On the first request for each and every asset it is compiled and cached in whatever Rails is using for cache (usually the filesystem).
On subsequent requests Sprockets receives the request and has to look up the finger...
Select 50 items from list at random to write to file
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If the list is in random order, you can just take the first 50.
Otherwise, use
import random
random.sample(the_list, 50)
random.sample help text:
sample(self, population, k) method of random.Random instance
Chooses k unique random elements from a population seque...
Replacement for Google Code Search? [closed]
...en incredibly valuable to me as a developer - I use it a couple times a week to see how other developers have used (usually poorly documented) APIs. It's also convenient to see the internals of some of those APIs, or to find which API corresponds to the functionality you want (it's a great resource...
Where can I find documentation on formatting a date in JavaScript?
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I love 10 ways to format time and date using JavaScript and Working with Dates.
Basically, you have three methods and you have to combine the strings for yourself:
getDate() // Returns the date
getMonth() // Returns the month
getFullYear() // Returns the year
Example:
var d = ne...
Enable the display of line numbers in Visual Studio
...ers in a source file? Is there any way to enable it, or a plugin for it? I know that the number of lines of code in a program doesn't matter, but sometimes it is nice to know how long a program is or the number of a particular line for reference.
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What is the proper #include for the function 'sleep()'?
I am using the Big Nerd Ranch book Objective-C Programming, and it starts out by having us write in C in the first few chapters. In one of my programs it has me create, I use the sleep function. In the book it told me to put #include <stdlib.h> under the #include <stdio.h> part. This...
Advantages of using display:inline-block vs float:left in CSS
...e DIVs in a row we would use float: left , but now I discovered the trick of display:inline-block
5 Answers
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AngularJS - Value attribute on an input text box is ignored when there is a ng-model used?
Using AngularJS if I set a simple input text box value to something like "bob" below. The value does not display if the ng-model attribute is added.
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Stop Mongoose from creating _id property for sub-document array items
... edited May 9 '14 at 11:52
topek
16.5k33 gold badges3232 silver badges4040 bronze badges
answered Jun 22 '13 at 18:44
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