大约有 44,000 项符合查询结果（耗时：0.0305秒） [XML]
How many String objects will be created when using a plus sign?
How many String objects will be created when using a plus sign in the below code?
6 Answers
...
std::cin input with spaces?
...
It doesn't "fail"; it just stops reading. It sees a lexical token as a "string".
Use std::getline:
int main()
{
std::string name, title;
std::cout << "Enter your name: ";
std::getline(std::cin, name);
std::cout << "Enter your favourite movie: ";
std::getline(std::ci...
ASP.NET MVC: Custom Validation by DataAnnotation
I have a Model with 4 properties which are of type string. I know you can validate the length of a single property by using the StringLength annotation. However I want to validate the length of the 4 properties combined.
...
How to throw std::exceptions with variable messages?
... {
stream_ << value;
return *this;
}
std::string str() const { return stream_.str(); }
operator std::string () const { return stream_.str(); }
enum ConvertToString
{
to_str
};
std::string operator >> (ConvertToString) { r...
Entity Framework - Code First - Can't Store List
...her create an entity (which will be saved to a different table) or do some string processing to save your list as a string and populate the list after the entity is materialized.
share
|
improve thi...
MAC addresses in JavaScript
...
Using Java (with a signed applet)
Using signed Javascript, which in FF (and Mozilla in general) gets higher privileges than normal JS (but it is fairly complicated to set up)
share
|
improve thi...
Is Java's assertEquals method reliable?
I know that == has some issues when comparing two Strings . It seems that String.equals() is a better approach. Well, I'm doing JUnit testing and my inclination is to use assertEquals(str1, str2) . Is this a reliable way to assert two Strings contain the same content? I would use assertTr...
Are soft deletes a good idea? [duplicate]
...eleted_date field, instead of an is_deleted field. You get a nice piece of extra data instead of just the bit field.
share
answered Apr 1 '10 at 13:02
...
How to create a .NET DateTime from ISO 8601 format
...le to parse only a limited subset of it. Especially it is a problem if the string contains time zone specification. (Neither it does for basic ISO8601 formats, or reduced precision formats - however this is not exactly your case.) That is why I make use of custom format strings when it comes to pars...
How to assert greater than using JUnit Assert?
...st how you've done it. assertTrue(boolean) also has an overload assertTrue(String, boolean) where the String is the message in case of failure; you can use that if you want to print that such-and-such wasn't greater than so-and-so.
You could also add hamcrest-all as a dependency to use matchers. Se...