大约有 23,000 项符合查询结果（耗时：0.0343秒） [XML]
Why should a Java class implement comparable?
...
Here is a real life sample. Note that String also implements Comparable.
class Author implements Comparable<Author>{
String firstName;
String lastName;
@Override
public int compareTo(Author other){
// compareTo should return < 0...
How to navigate through a vector using iterators? (C++)
The goal is to access the "nth" element of a vector of strings instead of the [] operator or the "at" method. From what I understand, iterators can be used to navigate through containers, but I've never used iterators before, and what I'm reading is confusing.
...
Origin is not allowed by Access-Control-Allow-Origin
...le:
public class HttpHeaderAttribute : ActionFilterAttribute
{
public string Name { get; set; }
public string Value { get; set; }
public HttpHeaderAttribute(string name, string value)
{
Name = name;
Value = value;
}
public override void OnResultExecuted(Resu...
Does adding a duplicate value to a HashSet/HashMap replace the previous value
...
Correct me if I'm wrong but what you're getting at is that with strings, "Hi" == "Hi" doesn't always come out true (because they're not necessarily the same object).
The reason you're getting an answer of 1 though is because the JVM will reuse strings objects where possible. In this cas...
How do I use .toLocaleTimeString() without displaying seconds?
... the seconds. Is there a way I can do this using Javascript's .toLocaleTimeString()?
11 Answers
...
When should an IllegalArgumentException be thrown?
...for this design:
import com.someoneelse.EmailUtil;
public void scanEmail(String emailStr, InputStream mime) throws ParseException {
EmailAddress parsedAddress = EmailUtil.parseAddress(emailStr);
}
If EmailUtil is transparent, for instance maybe it's a private method owned by the class under ...
Why doesn't a python dict.update() return the object?
...
Also, if the keys in award_dict are not string the interpreter will throw a TypeError
– kunl
Aug 1 '15 at 14:59
3
...
How to reference a method in javadoc?
...on, is:
Examples
Method in the same class:
/** See also {@link #myMethod(String)}. */
void foo() { ... }
Method in a different class, either in the same package or imported:
/** See also {@link MyOtherClass#myMethod(String)}. */
void foo() { ... }
Method in a different package and not imported:...
Case insensitive access for generic dictionary
...
There's no way to specify a StringComparer at the point where you try to get a value. If you think about it, "foo".GetHashCode() and "FOO".GetHashCode() are totally different so there's no reasonable way you could implement a case-insensitive get on a c...
How do I use variables in Oracle SQL Developer?
...
If comparing &&value1 to a string value like: &&value1 = 'Some string' then &&value1 needs to be wrapped in single quotes like: '&&value1' = 'Some string'
– Ryan E
Mar 5 '14 at 21:29
...