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The other answers to this question are outdated, never matched implementation reality, and have officially become incorrect now that the ES6/ES2015 spec has been published.
See the section on property iteration order in Exploring ES6 by Axel Rau...
Are there any downsides to passing structs by value in C, rather than passing a pointer?
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For small structs (eg point, rect) passing by value is perfectly acceptable. But, apart from speed, there is one other reason why you should be careful passing/returning large structs by value: Stack space.
A lot of C programming is for embedded systems, where memory is at a ...
Understanding generators in Python
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Note: this post assumes Python 3.x syntax.†
A generator is simply a function which returns an object on which you can call next, such that for every call it returns some value, until it raises a StopIteration exception, signaling ...
How do I fix the Visual Studio compile error, “mismatch between processor architecture”?
I'm new to project configuration in Visual Studio 2010, but I've done some research and still can't quite figure this issue out. I have a Visual Studio solution with a C++ DLL referencing the C# DLL. The C# DLL references a few other DLLs, some within my project and some external. When I try to co...
How to check if a file contains a specific string using Bash
...ant to check if a file contains a specific string or not in bash. I used this script, but it doesn't work:
11 Answers
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What is “export default” in javascript?
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It's part of the ES6 module system, described here. There is a helpful example in that documentation, also:
If a module defines a default export:
export default function() { console.log("hello!") }
then you can import that default export by omitting the curly braces:
imp...
How do you get the logical xor of two variables in Python?
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If you're already normalizing the inputs to booleans, then != is xor.
bool(a) != bool(b)
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Cycles in family tree software
... no problems until one of my customers mailed me a bug report. The problem is that the customer has two children with their own daughter, and, as a result, he can't use my software because of errors.
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Why is this inline-block element pushed downward?
Following is my code and I want to understand that why #firstDiv is being pushed downward by all browsers. I really want to understand the inner workings of the fact that why its being pushed downward rather than pulling it upward by one way or another. (and I know how to align their tops :))
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What exactly is Type Coercion in Javascript?
What exactly is type coercion in Javascript?
10 Answers
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