大约有 32,293 项符合查询结果（耗时：0.0341秒） [XML]
What Ruby IDE do you prefer? [closed]
...ernatives. I know NetBeans also supports Ruby these days, but I'm not sure what it has to offer over Eclipse.
25 Answers
...
Initializing multiple variables to the same value in Java
...on();
All the variables would be pointing to the same instance. Probably what you would need in that case is:
Person firstPerson = new Person();
Person secondPerson = new Person();
Person thirdPerson = new Person();
Or better yet use an array or a Collection.
...
Scala 2.8 breakOut
..., Scala will choose the most specific one available.
About breakOut
So, what's the purpose of breakOut? Consider the example given for the question, You take a list of strings, transform each string into a tuple (Int, String), and then produce a Map out of it. The most obvious way to do that woul...
Call a Server-side Method on a Resource in a RESTful Way
...ain HTTP (without SOAP envelopes and single-URI overloaded POST services), what some may call "lack of features", is actually its greatest strength. Right off the bat, HTTP asks you to have addressability and statelessness: the two basic design decisions that keep HTTP scalable up to today's mega-si...
What does the plus sign do in '+new Date'
...munity has so adequately put it "explicit is always better than implicit." What if a browser changed the automatic type conversion that's implied there through a regression? Now your code just doesn't work! .getTime() will always insure it does.
– tkone
Oct 11 ...
What is the easiest way to initialize a std::vector with hardcoded elements?
...iable-length array (VLA) implementation in the standard library similar to what is available in Eigen and Boost.
– Adam Erickson
Sep 16 '18 at 20:55
...
How does cookie based authentication work?
...orks? I've never done anything involving either authentication or cookies. What does the browser need to do? What does the server need to do? In what order? How do we keep things secure?
...
What is the Invariant Culture?
...le to demonstrate the usage of the Invariant Culture ? I don't understand what the documentation describes.
5 Answers
...
select * vs select column
...ata itself (which contains the pointer to the actual data for the Blob, or whatever), it must be stored on a single IO Page...
EXCEPTION. The only place where Select * is OK, is in the sub-query after an Exists or Not Exists predicate clause, as in:
Select colA, colB
From table1 t1
Wher...
Should I use an exception specifier in C++?
...rst is not extensible, the second is overambitious and the third is really what you mean, when you write virtual functions.
Legacy code
When you write code which relies on another library, you don't really know what it might do when something goes horribly wrong.
int lib_f();
void g() throw( k_to...