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Does the JVM prevent tail call optimizations?
...e by the compiler. I am not able to follow the dependence on the JVM. How does this compare with a Scheme compiler that generated native i386 code?
– Gautham Ganapathy
Dec 21 '09 at 9:22
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Why does Stream not implement Iterable?
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I would like to point out that StreamEx does implement Iterable (and Stream), as well as a host of other immensely awesome functionality missing from Stream.
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What does “#define _GNU_SOURCE” imply?
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Let me answer two further points:
Something also bugs me: how does the compiler know which function implementation to link with the executable? Does it use this #define as well?
A common approach is to conditionally #define identifier basename to different names, depending on whether ...
Java `final` method: what does it promise?
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What kind of "contract" does a final method promise?
Look at it the other way, any non final method makes the implicit guarantee that you can override it with your own implementation and the class will still work as expected. When you can't guaran...
What does “hashable” mean in Python?
...) returns 1753925553814008565. So if the object I am hashing changes, so does the result. On the other hand, if the object I am hashing does not change, then the result stays the same.
Why does this matter?
Well, Python dictionaries, for example, require the keys to be immutable. That is, keys mus...
random.seed(): What does it do?
I am a bit confused on what random.seed() does in Python. For example, why does the below trials do what they do (consistently)?
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How to check if an element does NOT have a specific class?
...o check to see if it has the class "test", but how do I check to see if it doesn't have the class "test"?
8 Answers
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What does [STAThread] do?
I am learning C# 3.5 and I want to know what [STAThread] does in our programs?
3 Answers
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Does Java have a path joining method? [duplicate]
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Doesn`t work in Java 8. Better option: import java.nio.file.Paths; Path path = Paths.get(mydir, "myfile");
– Marc Wittmann
May 7 '15 at 10:58
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std::unique_lock or std::lock_guard?
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If so, it would be invisible and undetectable. gcc-4.8 does it. wait(unique_lock<mutex>&) calls __gthread_cond_wait(&_M_cond, __lock.mutex()->native_handle()) (see libstdc++-v3/src/c++11/condition_variable.cc), which calls pthread_cond_wait() (see libgcc/gthr-po...