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Pure virtual function with implementation
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In fact, making a base pure call from a constructor results in implementation-defined behavior. In VC++, that amounts to a _purecall crash.
– Ofek Shilon
Jun 13 '10 at 21:30
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C default arguments
...oblem and allow for an empty call. #define vrange(...) CALL(range,(param){.from=1, .to=100, .step=1, __VA_ARGS__})
– u0b34a0f6ae
Oct 29 '11 at 4:58
3
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Java Constructor Inheritance
...constructors were inherited... then because every class eventually derives from Object, every class would end up with a parameterless constructor. That's a bad idea. What exactly would you expect:
FileInputStream stream = new FileInputStream();
to do?
Now potentially there should be a way of eas...
Difference between this and self in self-type annotations?
...alias for this in trait A. This is useful for accessing the this reference from an inner class. I.e. you could then use self instead of A.this when accessing the this reference of the trait A from a class nested within it. Example:
class MyFrame extends JFrame { frame =>
getContentPane().a...
What is the syntax to insert one list into another list in python?
...[1, 2, 3, [4, 5, 6]]
There's also the extend method, which appends items from the list you pass as an argument:
>>> list_one = [1,2,3]
>>> list_two = [4,5,6]
>>> list_one.extend(list_two)
>>> list_one
[1, 2, 3, 4, 5, 6]
And of course, there's the insert metho...
AngularJS : What is a factory?
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From what I understand they are all pretty much the same. The major differences are their complexities. Providers are configurable at runtime, factories are a little more robust, and services are the simplest form.
Check out...
MAMP Pro 3.05 on Mavericks updated to Yosemite - Apache does not start
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Just found workaround from MAMP on Twitter
Workaround for the 10.10 Preview 5 bug:
Rename the file “envvars” located in into “_envvars”
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JavaScript: Get image dimensions
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You get upvote from me although it is using jQuerry. The approach is that matters.
– krankuba
Apr 25 '19 at 11:17
a...
differences between 2 JUnit Assert classes
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I believe they are refactoring from junit.framework to org.junit and junit.framework.Assert is maintained for backwards compatibility.
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improve th...
How do I parallelize a simple Python loop?
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from joblib import Parallel, delayed
import multiprocessing
inputs = range(10)
def processInput(i):
return i * i
num_cores = multiprocessing.cpu_count()
results = Parallel(n_jobs=num_cores)(delayed(processInput)(i) fo...