Software Engineering
C++
Java
Performance
Programming Languages
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@farhan
cppint* p = new int(42);
// ... use p
delete p; // manual free
javaInteger p = Integer.valueOf(42);
// No explicit delete; GC reclaims when out of scope
cpptemplate<typename T>
T add(T a, T b) { return a + b; }
auto sum = add<int>(3, 4); // resolved at compile time
javapublic class Util {
public static <T extends Number> T add(T a, T b) {
// Requires casting, incurs runtime overhead
return null; // placeholder
}
}
cpp#include <thread>
void worker() { /* ... */ }
int main() {
std::thread t(worker);
t.join();
}
javaimport java.util.concurrent.*;
ExecutorService exec = Executors.newFixedThreadPool(2);
exec.submit(() -> {/* ... */});
exec.shutdown();
