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What would a “frozen dict” be?
I guess it could be something like collections.namedtuple , but that is more like a frozen-keys dict (a half-frozen dict). Isn't it?
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Why are these constructs using pre and post-increment undefined behavior?
...havior when the code is run.
As far as I know, the standard doesn't explicitly say why the concept of undefined behavior exists. In my mind, it's simply because the language designers wanted there to be some leeway in the semantics, instead of i.e. requiring that all implementations handle integer ...
What is Ruby's double-colon `::`?
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:: is basically a namespace resolution operator. It allows you to access items in modules, or class-level items in classes. For example, say you had this setup:
module SomeModule
module InnerModule
class MyClass
CONSTANT = 4
end
end
end
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Optimal settings for exporting SVGs for the web from Illustrator?
I'm looking to use an SVG logo for a website — to make it look great on a responsive design for all devices.
2 Answers
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How to kill zombie process
...aunched my program in the foreground (a daemon program), and then I killed it with kill -9 , but I get a zombie remaining and I m not able to kill it with kill -9 . How to kill a zombie process?
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How is mime type of an uploaded file determined by browser?
...erver-side, I am checking the mime type of the uploaded file, to make sure it is application/x-zip-compressed or application/zip .
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Window Features - 更多技术 - 清泛网 - 专注C/C++及内核技术
...w discusses features of windows such as window types, states, size, and position.Window TypesOverlapped...This overview discusses features of windows such as window types, states, size, and position.
Window Types
Overlapped Windows
Pop-up Windows
Child Windows
Layered Windows
Message-On...
socket.shutdown vs socket.close
I recently saw a bit of code that looked like this (with sock being a socket object of course):
7 Answers
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RegEx for matching UK Postcodes
I'm after a regex that will validate a full complex UK postcode only within an input string. All of the uncommon postcode forms must be covered as well as the usual. For instance:
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How to parse JSON using Node.js? [closed]
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You can simply use JSON.parse.
The definition of the JSON object is part of the ECMAScript 5 specification. node.js is built on Google Chrome's V8 engine, which adheres to ECMA standard. Therefore, node.js also has a global object JSON[docs].
Note - JSON.parse ca...