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What is lexical scope?
... languages..). Take a look. It is important to understand this, as that keyword will lead us to understand lexical scope. howtonode.org/what-is-this
– CppLearner
Aug 8 '11 at 6:13
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TypeScript function overloading
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You word it as if overloading in TypeScript is only possible based on the number of parameters, while overloading based on type is also possible as shown in Steve Fenton's answer.
– Matthijs Wessels
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Why should I declare a virtual destructor for an abstract class in C++?
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i fixed the poor wording of my answer now. it states it explicitly now that it doesn't rely on the clients. actually i thought that's obvious that relying on clients doing something is out the way anyway. thanks :)
– Joh...
More than 10 lines in a node.js stack error?
... And apparently, stack trace doesn't follow async operations. In other words, in a callback of an asynchronous call your stack starts from scratch (it's basically empty).
– x-yuri
Nov 17 '17 at 18:44
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How to debug stream().map(…) with lambda expressions?
...ou're getting confused because map is an intermediate operation - in other words: it is a lazy operation which will be executed only after a terminal operation was executed. So when you call stream.map(n -> n * 2) the lambda body isn't being executed at the moment. You need to set a breakpoint an...
When do items in HTML5 local storage expire?
...however things remain "forever" based on some practical definition of that word.
edit — obviously, your own application can actively remove stuff if it decides it's too old. That is, you can explicitly include some sort of timestamp in what you've got saved, and then use that later to decide whet...
What are allowed characters in cookies?
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Here it is, in as few words as possible. Focus on characters that need no escaping:
For cookies:
abdefghijklmnqrstuvxyzABDEFGHIJKLMNQRSTUVXYZ0123456789!#$%&'()*+-./:<>?@[]^_`{|}~
For urls
abdefghijklmnqrstuvxyzABDEFGHIJKLMN...
Why is it impossible to build a compiler that can determine if a C++ function will change the value
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I think the key word in "whether or not a C++ function will change the value of a particular variable" is "will". It is certainly possible to build a compiler that checks whether or not a C++ function is allowed to change the value of a part...
Remap values in pandas column with a dict
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replace is equally good, and maybe a better word for what is happening here.
– Dan Allan
Nov 27 '13 at 19:06
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How do C++ class members get initialized if I don't do it explicitly?
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It's not random! Random is too big word for that! If scalar members would be random, we wouldn't need any other random number generators. Imagine a program that analyzes data "left-overs" - like undelete files in memory - the data is far from random. It's not ...