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“is” operator behaves unexpectedly with integers

...entation keeps an array of integer objects for all integers between -5 and 256, when you create an int in that range you actually just get back a reference to the existing object. So it should be possible to change the value of 1. I suspect the behaviour of Python in this case is und...
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How to remove elements from a generic list while iterating over it?

...er pattern for working with a list of elements which each need processed and then depending on the outcome are removed from the list. ...
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Why does GCC generate such radically different assembly for nearly the same C code?

...I've managed to see how GCC optimizes the first case. Before we can understand why they are so different, first we must understand how GCC optimizes fast_trunc_one(). Believe it or not, fast_trunc_one() is being optimized to this: int fast_trunc_one(int i) { int mantissa, exponent; mantissa...
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What is the difference between call and apply?

What is the difference between using call and apply to invoke a function? 24 Answers ...
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In Clojure 1.3, How to read and write a file

I'd like to know the "recommended" way of reading and writing a file in clojure 1.3 . 6 Answers ...
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Why does the use of 'new' cause memory leaks?

I learned C# first, and now I'm starting with C++. As I understand, operator new in C++ is not similar to the one in C#. ...
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Why is the asterisk before the variable name, rather than after the type?

... perhaps but I wouldn't mix and match types in one declaration. – BobbyShaftoe Dec 30 '08 at 3:13 17 ...
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What does int argc, char *argv[] mean?

In many C++ IDE's and compilers, when it generates the main function for you, it looks like this: 8 Answers ...
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Can you add new statements to Python's syntax?

...ent to Python, quoted here: This article is an attempt to better understand how the front-end of Python works. Just reading documentation and source code may be a bit boring, so I'm taking a hands-on approach here: I'm going to add an until statement to Python. All the coding for this article wa...
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How can I recognize touch events using jQuery in Safari for iPad? Is it possible?

...touch.pageY); }, false); This works in most WebKit based browsers (incl. Android). Here is some good documentation. share | improve this answer | follow | ...