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Reverse For Loops in C++--Carlos Buchart

By Adrien Hamelin | Feb 12, 2020 02:59 PM | Tags: basics

How do you do it?

Reverse For Loops in C++

by Carlos Buchart

From the article:

As we saw when working on dynamic bitsets, it can be useful to traverse a collection backwards, from its last element to its first one.

It would be nice to be able to use C++11 range for loops to iterate backwards. But unfortunately, there is no such reverse range-for: range-for only works forwards.

Let’s see how to traverse a collection backwards by using a range for loop...

Quick Q: Setting a vector equal to {}

By Adrien Hamelin | Feb 11, 2020 12:40 PM | Tags: basics

Quick A: It is possible.

Recently on SO:

Setting a vector equal to {};

It's valid (since C++11). std::vector has an overloaded operator= taking std::initializer_list.

Objects, their lifetimes and pointers -- Dawid Pilarski

By DaPi | Jan 18, 2020 01:48 PM | Tags: basics

Understanding the basics of the language in every detail.

Objects, their lifetimes and pointers

by Dawid Pilarski

From the article:

A detailed tour on C++ objects, what they are and how to avoid common undefined behaviors.

C++ User Group meetings in January 2020

By Meeting C++ | Jan 8, 2020 02:40 AM | Tags: meetingcpp community basics

The monthly overview on upcoming C++ User Group meetings all over the world!

C++ User Group meetings in January 2020

by Jens Weller

From the article:

Happy new years! The year has begun, and lots of C++ User Groups have their first meeting of 2020.

Would like to start your own group or looking for ideas in running your current group? Watch my talk from CppCon:

CppCon YT - CppCon 2019: Jens Weller “Starting and Running C++ User Groups”