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Is it possible to make a type only movable and not copyable?
... the marker types is preferred if the destructor is doing nothing.
Types now move by default, that is, when you define a new type it doesn't implement Copy unless you explicitly implement it for your type:
struct Triplet {
one: i32,
two: i32,
three: i32
}
impl Copy for Triplet {} // a...
Java SimpleDateFormat(“yyyy-MM-dd'T'HH:mm:ss'Z'”) gives timezone as IST
...
If you have a date, say 2012-12-06T06:00:00 without the Z, does that represent GMT?
– binarygiant
Oct 1 '14 at 19:59
...
Why is it not possible to extend annotations in Java?
...ic Tools”.
…
“Specific Tools” — Programs that query
known annotation types of arbitrary
external programs. Stub generators,
for example, fall into this category.
These programs will read annotated
classes without loading them into the
virtual machine, but will load
...
How to use HTML Agility pack
... ParseErrors is an ArrayList containing any errors from the Load statement
if (htmlDoc.ParseErrors != null && htmlDoc.ParseErrors.Count() > 0)
{
// Handle any parse errors as required
}
else
{
if (htmlDoc.DocumentNode != null)
{
HtmlAgilityPack.HtmlNode bodyNode = ht...
How to convert byte array to string and vice versa?
...
Your byte array must have some encoding. The encoding cannot be ASCII if you've got negative values. Once you figure that out, you can convert a set of bytes to a String using:
byte[] bytes = {...}
String str = new String(bytes, "UTF-8"); // for UTF-8 encoding
There are a bunch of encodings ...
Create Generic method constraining T to an Enum
...None -> defaultValue
This one is easier to maintain since it's a well-known language with full Visual Studio IDE support, but you still need a separate project in your solution for it. However, it naturally produces considerably different IL (the code is very different) and it relies on the FSha...
NoSQL (MongoDB) vs Lucene (or Solr) as your database
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Thanks for your response. I know that the question is about choosing Nosql over Lucene but here I want to show that, instead of choosing one over other, using them in a hybrid manner will give the better result.
– Parvin Gasimzade
...
What is an optional value in Swift?
...String are completely different types.
Here's the most important thing to know: An optional is a kind of container. An optional String is a container which might contain a String. An optional Int is a container which might contain an Int. Think of an optional as a kind of parcel. Before you open it ...
Is C++14 adding new keywords to C++?
...oto reinterpret_cast try
asm default if return typedef
auto delete inline short typeid
bool do int signed typename
break dou...
Malloc vs new — different padding
... of pointer, and when you pass this pointer to other functions they won't know how the object was allocated. sizeof *ptr is just dependent on the declaration of ptr, not how it was assigned.
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