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What exactly does git's “rebase --preserve-merges” do (and why?)
...rebase, git with --preserve-merges first identifies a list of commits made in one part of the commit graph, and then replays those commits on top of another part. The differences with --preserve-merges concern which commits are selected for replay and how that replaying works for merge commits.
To ...
How to specify different Debug/Release output directories in QMake .pro file
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The short answer is: you don't.
You should run qmake followed by make in whatever build directory you want to build in. So, run it once in a debug directory, once in a release directory.
That's how anyone building your project would expect it to work, and that's how Qt itself is set up to buil...
How to default to other directory instead of home directory
I am developing on a windows machine. The only place I need for linux command line is Git Bash. The problem is: When I open it, I am in the home directory. I have to change the directory to my workspace, like:
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How slow are .NET exceptions?
... wish to resolve a simple issue. 99% of the time the argument for not throwing exceptions revolves around them being slow while the other side claims (with benchmark test) that the speed is not the issue. I've read numerous blogs, articles, and posts pertaining one side or the other. So which is it?...
Why use prefixes on member variables in C++ classes
A lot of C++ code uses syntactical conventions for marking up member variables. Common examples include
29 Answers
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RESTful web service - how to authenticate requests from other services?
I am designing a RESTful web service that needs to be accessed by users, but also other web services and applications. All of the incoming requests need to be authenticated. All communication takes place over HTTPS. User authentication is going to work based on an authentication token, acquired by P...
In C#, how to check if a TCP port is available?
In C# to use a TcpClient or generally to connect to a socket how can I first check if a certain port is free on my machine?
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How to “return an object” in C++?
... the title sounds familiar as there are many similar questions, but I'm asking for a different aspect of the problem (I know the difference between having things on the stack and putting them on the heap).
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How do I remove duplicate items from an array in Perl?
I have an array in Perl:
11 Answers
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In Python, how do I determine if an object is iterable?
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I've been studying this problem quite a bit lately. Based on that my conclusion is that nowadays this is the best approach:
from collections.abc import Iterable # drop `.abc` with Python 2.7 or lower
def iterable(obj):
return isinst...