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Final arguments in interface methods - what's the point?
...rfectly legal to define final arguments in interface methods and do not obey that in the implementing class, e.g.:
5 Answ...
What is the difference between packaged_task and async
...ut << "You can see this after 1 second\n";
// However, f.get() will be available, since task has already finished.
std::cout << f.get() << std::endl;
std::async
On the other hand, std::async with launch::async will try to run the task in a different thread:
auto f = std::async...
Why does this Java program terminate despite that apparently it shouldn't (and didn't)?
A sensitive operation in my lab today went completely wrong. An actuator on an electron microscope went over its boundary, and after a chain of events I lost $12 million of equipment. I've narrowed down over 40K lines in the faulty module to this:
...
Why does Dijkstra's algorithm use decrease-key?
...son for using decrease-key rather than reinserting nodes is to keep the number of nodes in the priority queue small, thus keeping the total number of priority queue dequeues small and the cost of each priority queue balance low.
In an implementation of Dijkstra's algorithm that reinserts nodes into...
Rename MySQL database [duplicate]
I created a database with the name of hrms . Now I need to change database name to sunhrm . But, It is disabled in MySQL workbench. Can I do that on the Linux server itself?
...
Does Java 8 provide a good way to repeat a value or function?
... .map(i -> 2 * i - 1)
.forEach(System.out::println);
Or build a custom iteration and limit the size of the iteration:
IntStream.iterate(1, i -> i + 2)
.limit(8)
.forEach(System.out::println);
...
The name 'model' does not exist in current context in MVC3
...e: If you are using a newer version of MVC, the same process applies, just be sure to use the correct version number in the web.config's <host> line.
Well, I found myself experiencing the same thing you did, and after a bit further research, I found out what the problem is!
You need to inclu...
Do try/catch blocks hurt performance when exceptions are not thrown?
...Microsoft employee we came across a large section of code inside a try{} block. She and an IT representative suggested this can have effects on performance of the code. In fact, they suggested most of the code should be outside of try/catch blocks, and that only important sections should be checke...
Way to get number of digits in an int?
...
Your String-based solution is perfectly OK, there is nothing "un-neat" about it. You have to realize that mathematically, numbers don't have a length, nor do they have digits. Length and digits are both properties of a physical represent...