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Lua简明教程 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...后，你会发现解释器居然不到200k，这是多么地变态啊（/bin/sh都要1M，MacOS平台），而且能和C语言非常好的互动。我很好奇得浏览了一下Lua解释器的源码，这可能是我看过最干净的C的源码了。
我不想写一篇大而全的语言手册，...
String concatenation: concat() vs “+” operator
Assuming String a and b:
11 Answers
11
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Circular list iterator in Python
I need to iterate over a circular list, possibly many times, each time starting with the last visited item.
6 Answers
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Can we make unsigned byte in Java
I am trying to convert a signed byte in unsigned. The problem is the data I am receiving is unsigned and Java does not support unsigned byte, so when it reads the data it treats it as signed.
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Simple way to find if two different lists contain exactly the same elements?
...ind if two Lists contain exactly the same elements, in the standard Java libraries?
16 Answers
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Base64 encoding and decoding in client-side Javascript
Are there any methods in JavaScript that could be used to encode and decode a string using base64 encoding?
13 Answers
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Access lapply index names inside FUN
... pass it the names or indices of the vector instead of the vector itself.
But note that you can always pass in extra arguments to the function, so the following works:
x <- list(a=11,b=12,c=13) # Changed to list to address concerns in commments
lapply(seq_along(x), function(y, n, i) { paste(n[[...
Numpy array assignment with copy
For example, if we have a numpy array A , and we want a numpy array B with the same elements.
3 Answers
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Sorting an array of objects in Ruby by object attribute?
I have an array of objects in Ruby on Rails. I want to sort the array by an attribute of the object. Is it possible?
9 Answ...
Sort objects in an array alphabetically on one property of the array
...
you would have to do something like this:
objArray.sort(function(a, b) {
var textA = a.DepartmentName.toUpperCase();
var textB = b.DepartmentName.toUpperCase();
return (textA < textB) ? -1 : (textA > textB) ? 1 : 0;
});
note: changing the case (to ...