quanta | high-speed timing library in Rust | Date Time Utils library
kandi X-RAY | quanta Summary
kandi X-RAY | quanta Summary
quanta is a high-speed timing library, useful for getting the current time very quickly, as well as manipulating it.
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Currently covering the most popular Java, JavaScript and Python libraries. See a Sample of quanta
quanta Key Features
quanta Examples and Code Snippets
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Trending Discussions on quanta
QUESTION
I can't seem to find a way to replace an image (used cats as an example) when I click one panel that isn't the one i've clicked before.
...ANSWER
Answered 2021-Aug-23 at 22:10Well you can achieve this by the following ways in below snippet .
The first code which is commented in JS is dynamic one but it don't work as you need ( that is when one accordion is clicked then others are closed ) but it is fast because you can work with as many accordion as you want using single JS .
QUESTION
Does anyone have suggestions for using fewer lines of code so that each WorkItemCnt is in it's own row?
Starting off with this dataset
...ANSWER
Answered 2021-Apr-28 at 16:13Using melt
:
QUESTION
I am new to Swift and IOS development, and I am trying to display fetched JSON data onto a text label.
Essentially, my goal is to display only the first object of the following API call result onto a text label (see example further down)
JSON to decode:
...ANSWER
Answered 2020-Nov-29 at 05:32I assume you wanted this
QUESTION
Btw, im fairly new to coding :)
Basically I'm trying to do a program which asks the student how many grades he has (div
), and calculates the overall grade (nota=grade, im portuguese). Note that in every try I always input '3' and the value for div
and that I'm only showing part of the code
As for the [CORRECT VERSION], everything looks normal to me and runs fine.
...ANSWER
Answered 2020-Oct-13 at 19:54A lot to unpack here, but let's do it in order.
First of all, don't do this:
QUESTION
I was studying about AutomaticInteger. It stated that the use of an AtomicInteger makes an integer operation non-blocking. It is said that the compareAndSet() method of the AtomicInteger makes use of Compare-and-set feature. Compare-and-set feature returns false if it is not successful. To make Compare-and-set successful, compareAndSet() method of the AtomicInteger has to use it in an infinite loop. It is said that since the integer operations are small, it is more beneficial to wait in the loop than to switch the context.
To my understanding, every thread has a fixed time quanta available. If a thread cannot complete its work in its time quanta, it will have to be preempted. Then it will get a chance again later.
So my questions are:
- After being unable to gain a lock on the Synchronized method or block, is any thread preempted before its time quanta expire? If yes, when does that thread get CPU time again?
- How is a kind of spinlock (infinite loop) present in compareAndSet() method of AtomicInteger class able to reduce the context switch time?
ANSWER
Answered 2020-Sep-03 at 05:08After being unable to gain a lock on the Synchronized method or block, is any thread preempted before its time quanta expire? If yes, when does that thread get CPU time again?
That's up to the scheduler. But if the thread gets pre-empted, it's only because there are other threads that can make immediate forward progress.
How is a kind of spinlock (infinite loop) present in compareAndSet() method of AtomicInteger class able to reduce the context switch time?
It will only loop if the AtomicInteger
was modified, in which case that means another thread made forward progress. Two threads can't make forward progress by modifying the very same shared resource at the very same time anyway. If it loops a lot, that means lots of forward progress is being made by other threads. In realistic conditions, it would be extraordinary rare for a thread to spin more than twice and that's still going to be cheaper than an unnecessary context switch.
QUESTION
I have this situation. Two arrays, Questions and Options. Is there any way to create a new array, with a new item Options with all options that contains id_question = 1 with Javascript? I tried with find() but it returns only one option, not four. Examples below:
...ANSWER
Answered 2020-Jun-11 at 18:06QUESTION
ANSWER
Answered 2020-Apr-25 at 00:06It's horizontally compressed so you can resize the height dimension and it mostly works; I augmented the vertical dimension by ~25%, and added ~10% to the horizontal dimension.
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Install quanta
Rust is installed and managed by the rustup tool. Rust has a 6-week rapid release process and supports a great number of platforms, so there are many builds of Rust available at any time. Please refer rust-lang.org for more information.
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