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When should I use Memcache instead of Memcached?
...es named memcache and memcached . What is the difference and how do you know which one to use? Is one outdated? It seems that memcached offers more methods so I would assume that means it has had the most development - but it also seems to require external C/C++ libraries so I'm not sure if I c...
Methods inside enum in C#
... return "Yeah!";
case Stuff.Thing2:
return "Okay!";
default:
return "What?!";
}
}
}
class Program
{
static void Main(string[] args)
{
Stuff thing = Stuff.Thing1;
String str = thing.GetString();
}
}
...
@Override is not allowed when implementing interface method
...
If your project has multiple modules, also check that every module uses language level 6 or above, or use the project's language level (see Project Settings > Modules > xxx > Language level).
You may need to reload your project once it is modified.
...
One-line list comprehension: if-else variants
...d Jan 18 '14 at 13:01
Tim Pietzcker
283k5353 gold badges435435 silver badges508508 bronze badges
answered Jun 26 '13 at 13:18
...
How to return PDF to browser in MVC?
...ontentResult. The last line in your controller action would be something like:
return File("Chap0101.pdf", "application/pdf");
If you are generating this PDF dynamically, it may be better to use a MemoryStream, and create the document in memory instead of saving to file. The code would be somethi...
How to do Base64 encoding in node.js?
...
Buffers can be used for taking a string or piece of data and doing base64 encoding of the result. For example:
> console.log(Buffer.from("Hello World").toString('base64'));
SGVsbG8gV29ybGQ=
> console.log(Buffer.from("SGVsbG8gV29ybGQ=", 'base64'...
How to @link to a Enum Value using Javadoc
Using Javadoc 1.5, I have been unable to create a @link to an Enumeration value.
3 Answers
...
What does the JSLint error 'body of a for in should be wrapped in an if statement' mean?
... objects and add new methods. Lots of libraries do this.
However, let's look at how for in works now:
var listeners = ["a", "b", "c"];
for (o in listeners) {
console.log(o);
}
//prints:
// 0
// 1
// 2
// filter_0
Do you see? It suddenly thinks filter_0 is another array index. Of course, i...
Is there a “vim runtime log”?
...ommand in my vimrc. Everything seens to be correct, but it just doesn't work.
6 Answers
...
Is a Java hashmap search really O(1)?
...ve seen some interesting claims on SO re Java hashmaps and their O(1) lookup time. Can someone explain why this is so? Unless these hashmaps are vastly different from any of the hashing algorithms I was bought up on, there must always exist a dataset that contains collisions.
...