c++ - What is a dangling pointer? - Stack Overflow Dangling Pointer When a pointer is pointing at the memory address of a variable but after some time that variable is deleted from that memory location while the pointer is still pointing to it, then such a pointer is known as a dangling pointer and this problem is known as the dangling pointer problem Initially Later Example
What is a dangling image and what is an unused image? A dangling image just means that you've created the new build of the image, but it wasn't given a new name So the old images you have becomes the "dangling image" Those old image are the ones that are untagged and displays "" on its name when you run docker images docker system prune -a, it will remove both unused and dangling images
How to remove all docker volumes? - Stack Overflow In Docker, a "dangling" volume refers to a volume that is no longer associated with a container That terminology is more frequently associated with images, where "dangling" images are those which are not tagged and are not referenced by any container To remove dangling volumes, you can use the following command:
c++ - What is a dangling reference? - Stack Overflow Duping "dangling reference" to "dangling pointer" is not incorrect from an academic perspective, but seems rather unhelpful Even though most answers apply roughly also to references, I don't think it actually helps anyone who doesn't already understand pointers, references and their dangling counterparts pretty well –
How to remove old and unused Docker images - Stack Overflow $ docker images --no-trunc -aqf "dangling=true" | xargs docker rmi If you have exercised extreme caution with regard to irrevocable data loss, then you can delete unused (dangling) volumes (v1 9 and up): $ docker volume ls -qf "dangling=true" | xargs docker volume rm Here they are in a convenient shell alias:
Namespace stuck as Terminating. How do I remove it? This is often fine but then one day you won't be able to create a resource because it is still dangling somewhere The upcoming Kubernetes version 1 16 should give more insights into namespaces finalizers, for now I would rely on identification strategies
git - How does origin HEAD get set? - Stack Overflow The stale foo branch is correctly pruned, and HEAD becomes dangling (pointing to a nonexistent branch), and it still doesn't update it to point to master If you want to fix this, use git remote set-head origin -a , which automatically determines origin's HEAD as above, and then actually sets origin HEAD to point to the appropriate remote branch
Why does IntelliJ IDEA give a warning that this file javadoc is dangling? Reports dangling Javadoc comments Javadoc comments are dangling if they don't belong to any class, method or field For example a Javadoc comment in between method declarations that have their own Javadoc comments Your Javadoc comment doesn't belong to the class, or a method, or a field, so it's indeed dangling