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Xcode doesn't show the line that causes a crash
...g. Do the following [in Xcode 4]:
In the Project Navigator on the left side of Xcode, click on the breakpoint navigator (almost all the way to the right hand side of the top button bar. The icon looks like a fat right arrow).
At the bottom of the navigator, click the "+" button.
Click "Add Excep...
Can I control the location of .NET user settings to avoid losing settings on application upgrade?
...w the msi can be installed, and if it upgrades, overwrites, or installs beside any other version of the same application.
For instance, if you have two versions of your software and they have different 'upgrade' codes, then to windows they are completely different pieces of software regardless of...
Why doesn't C# support the return of references?
...blog on June 23rd 2011. Thanks for the great question!
The C# team is considering this for C# 7. See https://github.com/dotnet/roslyn/issues/5233 for details.
UPDATE: The feature made it in to C# 7!
You are correct; .NET does support methods that return managed references to variables. .NET als...
What does “Auto packing the repository for optimum performance” mean?
...
Indeed, this took about 5 minutes for me, but it did finish up. Great answer.
– Joshua Pinter
Mar 2 '12 at 18:24
6
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Using custom std::set comparator
...the type parameter
set<int64_t, lex_compare> s;
If you want to avoid the functor boilerplate code you can also use a function pointer (assuming lex_compare is a function).
set<int64_t, bool(*)(const int64_t& lhs, const int64_t& rhs)> s(&lex_compare);
...
what does the __file__ variable mean/do?
...le__), '..')
# A is the parent directory of the directory where program resides.
B = os.path.dirname(os.path.realpath(__file__))
# B is the canonicalised (?) directory where the program resides.
C = os.path.abspath(os.path.dirname(__file__))
# C is the absolute path of the directory where the prog...
How do I pass a variable by reference?
...assed by value, assigning a new list to it had no effect that the code outside the method could see. The the_list was a copy of the outer_list reference, and we had the_list point to a new list, but there was no way to change where outer_list pointed.
String - an immutable type
It's immutable, so ...
Docker: adding a file from a parent directory
... Dockerfile.
From the documentation:
The <src> path must be inside the context of the build; you
cannot ADD ../something/something, because the first step of a docker
build is to send the context directory (and subdirectories) to the
docker daemon.
EDIT: There's now an option (-f...
What does functools.wraps do?
In a comment on this answer to another question , someone said that they weren't sure what functools.wraps was doing. So, I'm asking this question so that there will be a record of it on StackOverflow for future reference: what does functools.wraps do, exactly?
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how to create a file name with the current date & time in python?
...at was wrong with the code in the question. Nothing against the way Levon did this, it works fine, but when you say "not work, I don't know why", it seems odd because you have answers that explain why.
– David Heffernan
May 15 '12 at 19:58
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