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URL encoding the space character: + or %20?
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From Wikipedia (emphasis and link added):
When data that has been entered into HTML forms is submitted, the form field names and values are encoded and sent to the server in an HTTP request message using method GET or POST, or, historically, via email. The encoding used by default is b...
C# short/long/int literal format?
In C / C# / etc. you can tell the compiler that a literal number is not what it appears to be (ie., float instead of double , unsigned long instead of int :
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Proper usage of Java -D command-line parameters
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I suspect the problem is that you've put the "-D" after the -jar. Try this:
java -Dtest="true" -jar myApplication.jar
From the command line help:
java [-options] -jar jarfile [args...]
In other words, the way you've got it at the moment...
Rails: Check output of path helper from console
Rails defines a bunch of magic with named routes that make helpers for your routes. Sometimes, especially with nested routes, it can get a little confusing to keep track of what URL you'll get for a given route helper method call. Is it possible to, using the Ruby console, see what link a given help...
What is the exact meaning of IFS=$'\n'?
If the following example, which sets the IFS environment variable to a line feed character...
6 Answers
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How to emulate C array initialization “int arr[] = { e1, e2, e3, … }” behaviour with std::array?
(Note: This question is about not having to specify the number of elements and still allow nested types to be directly initialized.)
This question discusses the uses left for a C array like int arr[20]; . On his answer , @James Kanze shows one of the last strongholds of C arrays, it's unique i...
Android: Create spinner programmatically from array
... create a spinner programmatically and feeding it with data from an array, but Eclipse gives me a warning that I can't handle.
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ASP.NET MVC partial views: input name prefixes
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You can extend Html helper class by this :
using System.Web.Mvc.Html
public static MvcHtmlString PartialFor<TModel, TProperty>(this HtmlHelper<TModel> helper, System.Linq.Expressions.Expression<Func<TModel, TProperty>> expression,...
Should try…catch go inside or outside a loop?
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PERFORMANCE:
There is absolutely no performance difference in where the try/catch structures are placed. Internally, they are implemented as a code-range table in a structure that is created when the method is called. While the method is executing,...
What is the difference between Θ(n) and O(n)?
Sometimes I see Θ(n) with the strange Θ symbol with something in the middle of it, and sometimes just O(n). Is it just laziness of typing because nobody knows how to type this symbol, or does it mean something different?
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