Here's what I've learned over 20 years of working with both C++ and Java (and more years before that with C++): As a rule of thumb, when you convert optimized C++ to Java, the code is about 3x slower.

While Python continues to be the runaway leader in Tiobe’s monthly index of programming language popularity, C, C++, and Java are engaged in a fierce battle for second place. Currently in fifth place, ...

There are common aspects to static analysis for C and C++ compared to Java but there are differences as well. Static analysis tools are in widespread use because they are effective at finding ...

Answer by Gayle Laakmann McDowell, Ex-Googler, Author of Cracking the Coding Interview and The Google Resume, If there are two programmers who are equally good, but one knows Java and the other knows ...