How to get current role name in an ansible task
The simplest way is to just use the following {{role_path|basename}}
global-variables
How does one clear or remove a global in julia?
See the latest answer to this question here: https://docs.julialang.org/en/v1/manual/faq/#How-do-I-delete-an-object-in-memory%3F Retrieved from the docs: Julia does not have an analog of MATLAB’s clear function; once a name is defined in a Julia session (technically, in module Main), it is always present. If memory usage is your concern, you can always replace objects with ones that consume … Read more
What is the best way to declare global variables in Vue.js?
As you need access to your hostname variable in every component, and to change it to localhost while in development mode, or to production hostname when in production mode, you can define this variable in the prototype. Like this: Vue.prototype.$hostname=”http://localhost:3000″ And $hostname will be available in all Vue instances: new Vue({ beforeCreate: function () { … Read more
Most Pythonic way to provide global configuration variables in config.py? [closed]
How about just using the built-in types like this: config = { “mysql”: { “user”: “root”, “pass”: “secret”, “tables”: { “users”: “tb_users” } # etc } } You’d access the values as follows: config[“mysql”][“tables”][“users”] If you are willing to sacrifice the potential to compute expressions inside your config tree, you could use YAML and end … Read more
Is it possible to use global variables in Rust?
It’s possible, but heap allocation is not allowed directly. Heap allocation is performed at runtime. Here are a few examples: static SOME_INT: i32 = 5; static SOME_STR: &’static str = “A static string”; static SOME_STRUCT: MyStruct = MyStruct { number: 10, string: “Some string”, }; static mut db: Option<sqlite::Connection> = None; fn main() { println!(“{}”, … Read more