c++ Programming Glossary: opportunities

Why would you use the keyword const if you already know variable should be constant?

http://stackoverflow.com/questions/18157523/why-would-you-use-the-keyword-const-if-you-already-know-variable-should-be-const

subtle and nasty bugs. There are also vast optimisation opportunities for your compiler in some cases when it knows that some value..

Are multiple conditional operators in this situation a good idea?

http://stackoverflow.com/questions/1917718/are-multiple-conditional-operators-in-this-situation-a-good-idea

using a switch would definitely open up a whole new set of opportunities for bugs fall throughs anyone . Also if else s and switch can't..

Java Runtime Performance Vs Native C / C++ Code?

http://stackoverflow.com/questions/1984856/java-runtime-performance-vs-native-c-c-code

with the JVM but there are also huge optimization opportunities and not least the garbage collector Does the JVM garbage collector..

C++0x memory model and speculative loads/stores

http://stackoverflow.com/questions/2001913/c0x-memory-model-and-speculative-loads-stores

ease of programming and allowing the compiler and hardware opportunities to optimize. A data race is defined to occur if two accesses..

Why pass by const reference instead of by value?

http://stackoverflow.com/questions/2582797/why-pass-by-const-reference-instead-of-by-value

call. Despite this there are still potentially more opportunities for valid optimizations for local objects as they can't be aliased..

Creating an object in the loop

http://stackoverflow.com/questions/3009489/creating-an-object-in-the-loop

false impression that this would provide optimization opportunities for the compiler. Or maybe that only applies to POD types and.. false impression that this would provide optimization opportunities for the compiler. No that's a good rule of thumb. But it is..

Why is inlining considered faster than a function call?

http://stackoverflow.com/questions/4016061/why-is-inlining-considered-faster-than-a-function-call

even remotely limited to that. In general the optimization opportunities enabled of inlining are significantly more far reaching. For..

Creating and returning a big object from a function

http://stackoverflow.com/questions/4809120/creating-and-returning-a-big-object-from-a-function

to return big objects like that. The compiler can see such opportunities especially in something as simple as your code snippet and generate..

polymorphic iterators in C++

http://stackoverflow.com/questions/4852658/polymorphic-iterators-in-c

of runtime polymorphism this allows the compiler many more opportunities to optimize code using the iterator and generally is more idiomatic..

Why discards std::forward constexpr-ness?

http://stackoverflow.com/questions/5098069/why-discards-stdforward-constexpr-ness

an exhaustive trawl through the working draft looking for opportunities to use the new core facilities. These features have been used..

Knowing C++, how long does it take to learn Java?

http://stackoverflow.com/questions/719124/knowing-c-how-long-does-it-take-to-learn-java

don't let that confuse you there are still plenty of opportunities to screw up royally and they're sometimes even nastier to detect...

Why would you want to use C# if its slower than C++? [closed]

http://stackoverflow.com/questions/787375/why-would-you-want-to-use-c-sharp-if-its-slower-than-c

where one would use C# Will there be a lot of job opportunities for it c# c performance share improve this question Who.. you. Even OS development has some folks using C#... Job opportunities Loads. Downsides Well .NET itself is only available on Microsoft..

is there any specific case where pass-by-value is preferred over pass-by-const-reference in C++?

http://stackoverflow.com/questions/898789/is-there-any-specific-case-where-pass-by-value-is-preferred-over-pass-by-const-r

passed by value. This is partly to increase the compiler's opportunities for optimisation. It's surprisingly hard for the compiler to..