大约有 16,000 项符合查询结果（耗时：0.0273秒） [XML]
How to make a new List in Java
...swered May 13 '09 at 15:15
Dan VintonDan Vinton
24k88 gold badges3535 silver badges7979 bronze badges
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Standard alternative to GCC's ##__VA_ARGS__ trick?
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This extension works with clang & intel icc compilers, as well as gcc.
– ACyclic
Dec 17 '15 at 15:25
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How can I check if a single character appears in a string?
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indexOf() uses a loop internally.
– mmcdole
Feb 3 '09 at 6:57
22
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What is the rationale behind having companion objects in Scala?
... def name: String
def count()
{
animals += 1
println("%d %ss created so far".format(animals, name))
}
}
abstract class Animal
{
def companion: AnimalCounter
companion.count()
}
object Dog extends AnimalCounter
{
val name = "dog"
}
class Dog extends Anim...
Most efficient T-SQL way to pad a varchar on the left to a certain length?
...in my case I don't have the choice to do it in C# due to deployment constraints, and someone stored a franchise number as an INT when it should have been a 5 character numeric string with leading zeros. This helped immensely.
– Jim
Apr 18 '14 at 15:37
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Why in Java 8 split sometimes removes empty strings at start of result array?
...on 7u40-b43 and 8-b132.
Java 7
public String[] split(CharSequence input, int limit) {
int index = 0;
boolean matchLimited = limit > 0;
ArrayList<String> matchList = new ArrayList<>();
Matcher m = matcher(input);
// Add segments before each match found
while(...
Distinct not working with LINQ to Objects
...ues for the member fields).
One workaround is to implement the IEquatable interface as shown here.
If you modify your Author class like so it should work.
public class Author : IEquatable<Author>
{
public string FirstName { get; set; }
public string LastName { get; set; }
publi...
What requirement was the tuple designed to solve?
...therwise unrelated values without creating a type in only one way:
void M(int foo, string bar, double blah)
Logically this is exactly the same as a method M that takes one argument which is a 3-tuple of int, string, double. But I hope you would not actually make:
class MArguments
{
public in...
How to find if a given key exists in a C++ std::map
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@goelakash hardly; it's just that count returns an int while find returns a whole iterator. You save the construction of the iterator :) Obviously, if you afterwards are going to use the value if it exists, use find and store its result.
– tomsmeding
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SqlException from Entity Framework - New transaction is not allowed because there are other threads
...loops were the culprits. What needs to happen is to call EF but return it into an IList<T> of that target type then loop on the IList<T>.
Example:
IList<Client> clientList = from a in _dbFeed.Client.Include("Auto") select a;
foreach (RivWorks.Model.NegotiationAutos.Client client...