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In plain English, what does “git reset” do?
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In general, git reset's function is to take the current branch and reset it to point somewhere else, and possibly bring the index and work tree along. More concretely, if your master branch (currently checked out) is like this:
- A - B - C (HEAD, master)
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How to retrieve an element from a set without removing it?
...tions that don't require copying the whole set:
for e in s:
break
# e is now an element from s
Or...
e = next(iter(s))
But in general, sets don't support indexing or slicing.
share
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impro...
Why should I not include cpp files and instead use a header?
So I finished my first C++ programming assignment and received my grade. But according to the grading, I lost marks for including cpp files instead of compiling and linking them . I'm not too clear on what that means.
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What is lazy loading in Hibernate?
What is lazy loading in Java? I don't understand the process. Can anybody help me to understand the process of lazy loading?
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returning in the middle of a using block
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As several others have pointed out in general this is not a problem.
The only case it will cause you issues is if you return in the middle of a using statement and additionally return the in using variable. But then again, this would also cause you issues even if you did...
How dangerous is it to access an array out of bounds?
How dangerous is accessing an array outside of its bounds (in C)? It can sometimes happen that I read from outside the array (I now understand I then access memory used by some other parts of my program or even beyond that) or I am trying to set a value to an index outside of the array. The program ...
Checking if a list is empty with LINQ
...t" (taking both speed and readability into account) way to determine if a list is empty? Even if the list is of type IEnumerable<T> and doesn't have a Count property.
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Mockito : how to verify method was called on an object created within a method?
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Dependency Injection
If you inject the Bar instance, or a factory that is used for creating the Bar instance (or one of the other 483 ways of doing this), you'd have the access necessary to do perform the test.
Factory Example:
Given a Foo class written like this:
public class Foo {
privat...
What is default color for text in textview?
...that I want to set the color again back to default, but I do not know what is default color, does anyone knows ?
13 Answers...
What's the purpose of using braces (i.e. {}) for a single-line if or loop?
... if (i % 2 == 0)
j++;
i++;
Oh no! Coming from Python, this looks ok, but in fact it isn't, as it's equivalent to:
int j = 0;
for (int i = 0 ; i < 100 ; ++i)
if (i % 2 == 0)
j++;
i++;
Of course, this is a silly mistake, but one that even an experienced programmer ...