Follow up this question which is marked as duplicate as question here. The concept of how for loop implement into_iter keeps haunt me down and this answer kinda creates more question to me like the terms of re-borrow, which is not mentioned in rust official document at all except in one place. To my understanding… Read More How does for loop implement into_iter
I want to calculate the following in Rust: Python Equivalent: math.ceil(math.log(b+1, 2)) ceil(log_2 n+1) I have tried: a+1.log2() (a+1).log2() but I get the error use of unstable library feature ‘int_log’. I don’t want to use an unstable library feature. What is the easiest way to calculate log2, without any external crates if possible? >Solution :… Read More Computing Ceil of Log2 in Rust
For the last 3 days now, I tried to figure out how to parse my yaml in Rust. And I can’t figure out why it doesn’t work. My Yaml: default_verbosity: 0 logging: use_color: True, log_color: fatal: Red, error: Red, warn: Red, info: Green, debug: Blue, trace: Yellow log_output: file, file_location: "example.log" rocket: mount_location: "/", port:… Read More Parsing Yaml file
This is the data that needs to be processed let test=[ { "id": 28620, "name": "fenbi1", "dn": "chl" }, { "id": 5941, "name": "fenbi2", "dn": "chl" }, { "id": 5226, "name": "fenbi3", "dn": "chl" }] The requirement is to change only dn to ch the changed value is let test=[ { "id": 28620, "name": "fenbi1",… Read More How to modify the value of only one of the keyvalues in the json array of js and keep the others？
I am a newbie to i3 and have just set up i3 lock. However using it from the terminal is such a task that I was wondering if there was a way to set up a keyboard shortcut. Also I want to change the lock screen wallpaper and set one of my own. Please help… Read More How to set a custom image as lock screen wallpaper on i3