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What does the restrict keyword mean in C++?
...n arguments.
This restricts how the function can be called, but allows for more compile optimizations.
If the caller does not follow the restrict contract, undefined behavior.
The C99 N1256 draft 6.7.3/7 "Type qualifiers" says:
The intended use of the restrict qualifier (like the register storage c...
How to pass macro definition from “make” command line arguments (-D) to C source code?
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How do I run git log to see changes only for a specific branch?
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Where are environment variables stored in registry?
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Convert a float64 to an int in Go
...deal with this and properly round the number when converting. So to get a more accurate value, the conversion is even more complicated than you might first expect:
package main
import (
"fmt"
"strconv"
)
func main() {
floats := []float64{1.9999, 2.0001, 2.0}
for _, f := range flo...
Difference between “\n” and Environment.NewLine
...\n is also called "new line". Why didn't they just call the latter by its more well-known name "line feed" and cut out the confusion? They could have used \l also.
– rory.ap
Sep 26 '18 at 15:52
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What's the difference between `1L` and `1`?
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iphone ios running in separate thread
... to go multithreaded, or if you can design your single-threaded code to be more efficient on its own. For simple tasks, you can sometimes do everything you need with performSelector:withObject:afterDelay: and avoid all of the issues that come with multi-threaded programming.
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Converting double to string
... notation like this: 3.4875546345347673E-6. There are several ways to have more control of output string format.
double num = 0.000074635638;
// use Double.toString()
System.out.println(Double.toString(num));
// result: 7.4635638E-5
// use String.format
System.out.println(String.format ("%f", num...
Convert timedelta to total seconds
...utcnow() which won't jump by an hour when DST goes on/off and may give you more precision than time.time()
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