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In C#, What is a monad?
...his is a simple monad, it is a way of combing small computations to bigger ones. The ; says "do the thing on the left, then do the thing on the right".
Another thing that can be seen as a monad in object oriented languages is the .. Often you find things like this:
a.b().c().d()
The . basically ...
Seeking clarification on apparent contradictions regarding weakly typed languages
...quired to enforce or merely encourage type restrictions. As I pointed out, one could reasonably say that C# is strongly typed because it allows and encourages static typing, and one could just as reasonably say that it is weakly typed because it allows the possibility to violate type safety.
...
What is the difference between the Data Mapper, Table Data Gateway (Gateway), Data Access Object (DA
...O, DataTableGateway and Repository, all have a similar purpose (when I use one, I expect to get back a Customer object), but different intent/meaning and resulting implementation.
A Repository "acts like a collection, except with more elaborate querying capability" [Evans, Domain Driven Design] and...
How to round a number to significant figures in Python
I need to round a float to be displayed in a UI. E.g, to one significant figure:
20 Answers
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RESTful web service - how to authenticate requests from other services?
...lso good but is it really much different? There's a cert on the server and one on the client. It's main advantage is that it's harder to brute force. Hopefully you've got other protections in place to protect against that though.
I don't think your point A for the client certificate solution is dif...
Zipping streams using JDK8 with lambda (java.util.stream.Streams.zip)
...s and it's up for the user to decide what behavior should be the "correct" one. Would you discard the elements from the longer stream or pad the shorter list? If so, with what value(s)?
– siki
Jun 29 '15 at 14:47
...
Using Vim's tabs like buffers
...nything that uses the quickfix buffer (:make, :grep, and :helpgrep are the ones that spring to mind) will happily ignore tabs and there's nothing you can do to stop that.
Instead:
:set hidden
If you don't have this set already, then do so. It makes vim work like every other multiple-file editor...
WPF OpenFileDialog with the MVVM pattern? [duplicate]
.... I'm showing them both here so you don't think I'm suggesting you create one interface with one method to get around this problem.
public interface IOService
{
string OpenFileDialog(string defaultPath);
//Other similar untestable IO operations
Stream OpenFile(string path);
}
In ...
How to limit google autocomplete results to City and Country only
...on
function initialize() {
var options = {
types: ['(cities)'],
componentRestrictions: {country: "us"}
};
var input = document.getElementById('searchTextField');
var autocomplete = new google.maps.places.Autocomplete(input, options);
}
More info:
ISO 3166-1 alpha-2 can be used to restr...
Converting a Java collection into a Scala collection
...
For future reference: With Scala 2.8, it could be done like this:
import scala.collection.JavaConversions._
val list = new java.util.ArrayList[String]()
list.add("test")
val set = list.toSet
set is a scala.collection.immutable.Set[String] after this.
Also see Ben James' a...