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Should I pass an std::function by const-reference?
...lt;void> run_in_ui_thread( std::function<void()> )
which runs some code in the "ui" thread, then signals the future when done. (Useful in UI frameworks where the UI thread is where you are supposed to mess with UI elements)
We have two signatures we are considering:
std::future<void...
Learning Python from Ruby; Differences and Similarities
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Here are some key differences to me:
Ruby has blocks; Python does not.
Python has functions; Ruby does not. In Python, you can take any function or method and pass it to another function. In Ruby, everything is a method, and methods...
Unpacking, extended unpacking and nested extended unpacking
Consider the following expressions. Note that some expressions are repeated to present the "context".
3 Answers
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Android: How can I pass parameters to AsyncTask's onPreExecute()?
I use an AsyncTask for loading operations that I implemented as an inner class.
4 Answers
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Permutations in JavaScript?
...plice(i, 0, ch);
usedChars.pop();
}
return permArr
};
document.write(JSON.stringify(permute([5, 3, 7, 1])));
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Pros and cons of AppSettings vs applicationSettings (.NET app.config / Web.config)
...ne.
The downside is: there's no type-checking, e.g. you cannot safely assume your number that you wanted to configure there really is a number - someone could put a string into that setting..... you just access it as ConfigurationManager["(key)"] and then it's up to you to know what you're dealing ...
How is “=default” different from “{}” for default constructor and destructor?
... your destructor was non-virtual, it's a completely different story. The same is true of constructors.
Using = default syntax for special member functions (default constructor, copy/move constructors/assignment, destructors etc) means something very different from simply doing {}. With the latter, ...
How to handle many-to-many relationships in a RESTful API?
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In a RESTful interface, you can return documents that describe the relationships between resources by encoding those relationships as links. Thus, a team can be said to have a document resource (/team/{id}/players) that is a list of links to players (/player/{id}) on ...
Explanation of strong and weak storage in iOS5
I am new to iOS5 development and using objective-c. I have trouble understanding the difference between strong and weak storage. I have read the documentation and other SO questions, but they all sound identical to me with no further insight.
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Xcode Project vs. Xcode Workspace - Differences
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Until now, I could find an answer for most of my question (and trust me, there have been a lots of them), but for this one, there seems to be no clear answer yet.
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