I am trying to convert some JavaScript code to C++ for obtaining Julian datetime with 17 digits precision. The JS code is able to give me this precisi ...

In C++, with chrono, I need to measure small elapsed times with precision. Googling this didn't help me much... As the topic seems messy... As this ...

I'm writing a code that tries to paint all dots in graph correctly by randomly giving colors (according to some simple algorithm) while I still have t ...

A while ago, I managed to do this, to go from filesystem to system clocks, thanks to SO: But now I want to do the reverse, and I'm struggling... he ...

I am curious about the items below in for loop. for(auto) vs for(auto &) Separating the for loop for(auto &) vs for(const auto & ...

The documentation for the C++ fmt libary says, about the "chrono format specifiers": Specifiers that have a calendaric component such as 'd' (the ...

Here's some code that I found: std::cout << std::chrono::system_clock::now().time_since_epoch().count() << std::endl; This prints 16625 ...

I need a simple conversion code to convert from std::chrono::nanoseconds to std::chrono::seconds. Any solution for this ? ...

I'm exploring the timestamp in C++ 20 returned from system_clock::now() and when I print out the returned std::chrono::time_point it prints the date a ...

How do I change the year in a DateTime<FixedOffset> instance (from the rust crate chrono)? That is, create a new instance of DateTime<FixedOf ...

I'm building a simple small program for fun, to kill time and learn something. I simply want my program to display local time (I live in Buffalo, NY, ...

I using this code to do an interval in rust: when I want to set the interval to 1 hour, I have to write the Duration like this 1000 * 60 * 60. is t ...

I was bored so I wrote a quick millisecond stopwatch program in C++, but I noticed it was slower than it should be; that being the data seemed behind ...

I'd like to understand better time_t since i've never dealt with it before. I want to make a filter_by_time function that gets a time window (lets sa ...

I am trying to parse mail headers. I am trying to parse the date with Chrono, by giving it the RFC2822 strings. The problem is that it is not able to ...

If I have a single string storing both Day and Time in the format "mm/dd-hh:mm" how can I create the string of two days ahead? ...

What is the most efficient way to convert from std::chrono::zoned_time to std::string? I came up with this simple solution: As can be seen, time i ...

I'am trying to make a time meter. My OS is Windows.Here is a small piece of code that gives a strange result. If a thread sleeps for 1ms and does this ...

I managed to convert a time point into an integer and write it into a file using code that looks like the following code: Now I'm trying to read th ...

I need to convert C++ std::chrono::steady_clock::time_point to C++/CLI System::DateTime. Background: I am wrapping a C++ library with a C++/CLI inter ...