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Difference between := and = operators in Go
What is the difference between the = and := operators, and what are the use cases for them? They both seem to be for an assignment?
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What is the most efficient way of finding all the factors of a number in Python?
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The reduce(list.__add__, ...) is taking the little lists of [fac1, fac2] and joining them together in one long list.
The [i, n/i] for i in range(1, int(sqrt(n)) + 1) if n % i == 0 returns a pair of factors if the remainder when you divide n by the smaller one is zero (it doesn't need to check the...
How do you test functions and closures for equality?
The book says that "functions and closures are reference types". So, how do you find out if the references are equal? == and === don't work.
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How to get image height and width using java?
Is there any other way besides using ImageIO.read to get image height and width?
13 Answers
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Are C# events synchronous?
...wer your questions:
Raising an event does block the thread if the event handlers are all implemented synchronously.
The event handlers are executed sequentially, one after another, in the order they are subscribed to the event.
I too was curious about the internal mechanism of event and its rela...
Printing the correct number of decimal points with cout
I have a list of float values and I want to print them with cout with 2 decimal places.
12 Answers
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Single controller with multiple GET methods in ASP.NET Web API
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This is the best way I have found to support extra GET methods and support the normal REST methods as well. Add the following routes to your WebApiConfig:
routes.MapHttpRoute("DefaultApiWithId", "Api/{controller}/{id}", new { id = RouteParameter.Optional }, new { id = @"\d+" });
routes...
Modern way to filter STL container?
...std::copy_if evaluates the lambda expression for every element in foo here and if it returns true it copies the value to bar.
The std::back_inserter allows us to actually insert new elements at the end of bar (using push_back()) with an iterator without having to resize it to the required size firs...
To ternary or not to ternary? [closed]
...ve come across many programmers that are completely against ever using it, and some that use it too often.
54 Answers
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Soft keyboard open and close listener in an activity in Android
... set some other View 's visibility to Gone when the soft keyboard opens and also when the user clicks on the first EditText and also when the soft keyboard closes from the same EditText on the back button press. Then I want to set some other View 's visibility to visible.
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