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Why it's not possible to use regex to parse HTML/XML: a formal explanation in layman's terms
... the reason why you shouldn't use a regex library on HTML is a little more complex than the simple fact that HTML is not regular.
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What is the global interpreter lock (GIL) in CPython?
...nd IronPython don't have a GIL. As a Python developer, you don't generally come across the GIL unless you're writing a C extension. C extension writers need to release the GIL when their extensions do blocking I/O, so that other threads in the Python process get a chance to run.
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MIT vs GPL license [closed]
The MIT license is GPL-compatible. Is the GPL license MIT-compatible? i.e. I can include MIT-licensed code in a GPL-licensed product, but can I include GPL-licensed code in a MIT-licensed product?
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Why is unsigned integer overflow defined behavior but signed integer overflow isn't?
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The historical reason is that most C implementations (compilers) just used whatever overflow behaviour was easiest to implement with the integer representation it used. C implementations usually used the same representation used by the CPU - so the overflow behavior followed fro...
Null vs. False vs. 0 in PHP
...the idea that Null means "unknown value" in general. I can't think of any computer languages where this is true, nor does it mean that in English, at least not according to any definition I can find or have heard. Maybe you know something I don't know?
– iconoclast
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What is the fastest/most efficient way to find the highest set bit (msb) in an integer in C?
...dth). x86's lzcnt does that, too, while bsr produces a bit-index that the compiler has to flip unless you use 31-__builtin_clz(x).
(The "undefined result" is not C Undefined Behavior, just a value that isn't defined. It's actually whatever was in the destination register when the instruction ran....
LinkedBlockingQueue vs ConcurrentLinkedQueue
... this question asked earlier. In situations where I am using a queue for communication between producer and consumer threads would people generally recommend using LinkedBlockingQueue or ConcurrentLinkedQueue ?
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AngularJS- Login and Authentication in each route and controller
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Which is more efficient, a for-each loop, or an iterator?
...To verify that the iterator is used underwater by the new for loop syntax, compare the generated bytecodes from the following two Java snippets. First the for loop:
List<Integer> a = new ArrayList<Integer>();
for (Integer integer : a)
{
integer.toString();
}
// Byte code
ALOAD 1
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Entity Framework: One Database, Multiple DbContexts. Is this a bad idea? [closed]
...and separate different functional areas but it has its costs in additional complexity.
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