大约有 40,000 项符合查询结果（耗时：0.0454秒） [XML]
Java8 Lambdas vs Anonymous classes
... been recently released and its brand new lambda expressions looks to be really cool, I was wondering if this means the demise of the Anonymous classes that we were so used to.
...
Multi-line string with extra space (preserved indentation)
...sh documentation it doesn't seem to say anything one way or the other, but all the examples have it on its own line.
– Andrew Miner
Jan 18 '17 at 16:08
...
What is a “callback” in C and how are they implemented?
...tring.h>
#include "../../common_typedef.h"
typedef void (*call_back) (S32, S32);
void test_call_back(S32 a, S32 b)
{
printf("In call back function, a:%d \t b:%d \n", a, b);
}
void call_callback_func(call_back back)
{
S32 a = 5;
S32 b = 7;
back(a, b);
}
S32 main(S32 argc, S8 *...
Calculate relative time in C#
...her languages, you will hate yourself for doing logic like this. Just so y'all know...
– Nik Reiman
May 23 '12 at 14:31
73
...
What does it mean if a Python object is “subscriptable” or not?
Which types of objects fall into the domain of "subscriptable"?
6 Answers
6
...
Mean per group in a data.frame [duplicate]
... the many ways to specify the variables to act on. Here, vars(-Month) says all variables except Month.
share
|
improve this answer
|
follow
|
...
Hidden Features of Java
...en I first discovered it, never heard of it before.
ThreadLocals are typically not so widely known as a way to store per-thread state.
Since JDK 1.5 Java has had extremely well implemented and robust concurrency tools beyond just locks, they live in java.util.concurrent and a specifically interest...
How to retrieve an element from a set without removing it?
...r(s)) only exceeds list(s)[0] by three characters and is otherwise dramatically superior in both time and space complexity. So, while the claim of "least code" is trivially true, it's also trivially true that this is the worst possible approach. Even manually removing and then re-adding the removed ...
How to run a Runnable thread in Android at defined intervals?
...
Alex, i have one small doubt.Now the thread is running perfectly and displaying the text continously, if i want to stop this means what i have to do?Please help me.
– Rajapandian
Dec 17 '09 at 14:19
...
What is WEB-INF used for in a Java EE web application?
... within the application hierarchy named
WEB-INF. This directory contains all things related to the
application that aren’t in the document root of the application. The
WEB-INF node is not part of the public document tree of the
application. No file contained in the WEB-INF directory may be...