What are POD types in C++? - Stack Overflow
WEBApr 19, 2020 · int, char, wchar_t, bool, float, double are PODs, as are long/short and signed/unsigned versions of them. a const or volatile POD is a POD. a class, struct or union of PODs is a POD provided that all non-static data members are public, and it has no base class and no constructors, destructors, or virtual methods.
Default and value initialization of POD types in C++
WEBMar 30, 2023 · Objects of POD types (3.9) with static storage duration initialized with constant expressions (5.19) shall be initialized before any dynamic initialization takes place. So it's guaranteed by standard that POD types with static storage duration (whatever their scope is) will be zero-initialized.
How are non-POD static values initialized? - Stack Overflow
WEBJul 4, 2014 · C++11 requires the initialization of function local static variables to be thread-safe. So at least in compilers that are compliant, there'll typically be some sort of synchronization primitive in use that'll need to be checked each time the function is entered. For example, here's the assembly listing for the code from this program: #include ...
c++ - boost::aligned_storage copying NON-POD objects like a …
WEBOct 13, 2011 · 1. boost::aligned_storage is in fact a POD type (required by C++11), and has no knowledge of the type stored within. It just provides 'storage'. If you want to copy objects from one storage to another, you will have to perform the copy yourself.
How can I determine the current ephemeral-storage usage of a …
WEBHowever, to set good requests and limits on ephemeral storage, I need to know what this value actually is for a running pod, which I can't figure out. I can get CPU and memory usage using kubectl top pod, but, from what I can tell, ephemeral storage usage is only actually calculated when making an actual eviction decision.
POD default initialisation if static and constructor if automatic?
WEBJan 14, 2021 · From the AutoSAR C++14 Guidelines: Rule A3-3-2 (required, implementation, automated) Static and thread-local objects shall be constant-initialized. Rationale. In general, using non-const global and static variables obscures the true dependencies of an API, since they can be accessed from any place of the source code.
c++ non-POD warning for passing a string? - Stack Overflow
WEBJun 9, 2013 · The explanation is quite simple: only PODs (Plain Old Data structures) can be passed as an argument to a variadic function (not a variadic function template though, just a simple variadic function using the ellipses). std::string is not a POD, but you can do: printf("%s% 38s\n", "Filename:", filename.c_str()); // ^^^^^^^^.
How to automate uploading AKS logs to Azure storage account
WEBDec 28, 2022 · az aks install-cli. # Set environment variables for Azure Storage Account and Container. export AZURE_STORAGE_ACCOUNT=test-101. export AZURE_STORAGE_CONTAINER=logs-101. # Iterate over all pods in the cluster and upload their logs to Azure Blob Storage.
How to deal with static storage duration warnings?
WEBThe code below works and produces output as expected, but there are warnings on the two lines that define engine and randomInt: "Initialization of 'engine' with static storage duration may throw an exception that cannot be caught." If I put lines 7 and 8 inside of main(), the warnings completely go away, but then engine and randomInt are not ...
How to share storage between Kubernetes pods? - Stack Overflow
WEBJul 29, 2015 · Kubernetes doesn't have integrated functionality to share storage between hosts. There are several options below. But first how to share storage if you already have some volumes set up. To share a volume between multiple pods you'd need to create a PVC with access mode ReadWriteMany. kind: PersistentVolumeClaim.