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How can I convert byte size into a human-readable format in Java?
...eturn String.format("%.1f %ciB", value / 1024.0, ci.current());
}
Example output:
SI BINARY
0: 0 B 0 B
27: 27 B 27 B
999: 999 B 999 B
1000: 1.0 kB 100...
Debug vs. Release performance
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unused variables do not get compiled at all
some loop variables are taken out of the loop by the compiler if they are proven to be invariants
code written under #debug directive is not included, etc.
The rest is up to the JIT.
Full list of optimizations here courtesy of Eric Lippert.
...
Why do I need to do `--set-upstream` all the time?
...he only person who found it easy to get wrong! Thanks to VonC for pointing out that git 1.8.0 introduces the more obvious git branch --set-upstream-to, which can be used as follows, if you're on the branch my_branch:
git branch --set-upstream-to origin/my_branch
... or with the short option:
git...
Bootstrap 3 Navbar with Logo
...age logo instead of text branding. What's the proper way of doing this without causing any issues with different screen sizes? I assume this a common requirement, but I haven't yet seen a good code sample. A key requirement other than having acceptable display on all screen sizes is the menu collaps...
Is there a method to generate a UUID with go language
...kage main
import (
"fmt"
"log"
"os/exec"
)
func main() {
out, err := exec.Command("uuidgen").Output()
if err != nil {
log.Fatal(err)
}
fmt.Printf("%s", out)
}
Which yields:
$ go run uuid.go
dc9076e9-2fda-4019-bd2c-900a8284b9c4
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Makefile, header dependencies
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Why is the semicolon necessary? if I try that without it, or with -MF ./.depend not being the last argument, it saves only the dependencies of the last file in $(SRCS).
– humodz
Jun 4 '14 at 0:40
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input type=“submit” Vs button tag are they interchangeable?
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The question is about the button tag not <input type="button">
– Caltor
Jan 20 '17 at 0:15
9
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Append value to empty vector in R?
I'm trying to learn R and I can't figure out how to append to a list.
8 Answers
8
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What is dynamic programming? [closed]
...tone towards the answer.
The Cormen Algorithms book has a great chapter about dynamic programming. AND it's free on Google Books! Check it out here.
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How to list the properties of a JavaScript object?
...or (var key in myObject) {...} technique is useful for javascript runtimes outside of browsers and V8. For example, when passing javascript map-reduce queries into Riak the Object object doesn't exist, so the Object.keys method isn't available.
– ekillaby
Jun ...