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How fast is D compared to C++?
...s");
return 0;
}
I compiled each of these tests using an LLVM-based compiler, since LDC seems to be the best option for D compilation in terms of performance. On my x86_64 Arch Linux installation I used the following packages:
clang 3.6.0-3
ldc 1:0.15.1-4
dtools 2.067.0-2
I used the...
Binary Data in JSON String. Something better than Base64
...ed as UTF-8). With that in mind, I think the best you can do space-wise is base85 which represents four bytes as five characters. However, this is only a 7% improvement over base64, it's more expensive to compute, and implementations are less common than for base64 so it's probably not a win.
You c...
How do I make an HTML text box show a hint when empty?
...
In the absence of any styles, in Chrome this looks like:
You can try demos out here and in HTML5 Placeholder Styling with CSS.
Be sure to check the browser compatibility of this feature. Support in Firefox was added in 3.7. Chrome is fine. Internet Explorer only added support in 10. If you t...
How can I copy the output of a command directly into my clipboard?
... doesn't work for command output tho - e.g. pbcopy < git merge-base master some-branch
– Ben
Sep 17 '14 at 21:29
...
How do I set a variable to the output of a command in Bash?
... my own site (Note on GitHub: there are two files on my site. Function and demo are bundled into one uniq file which could be sourced for use or just run for demo.)
Sample:
source shell_connector.sh
tty
/dev/pts/20
ps --tty pts/20 fw
PID TTY STAT TIME COMMAND
29019 pts/20 Ss 0:0...
Adding minutes to date time in PHP
... would help some when dealing with time zones too. My modified solution is based off of @Tim Cooper's solution, the correct answer above.
$minutes_to_add = 10;
$time = new DateTime();
**$time->setTimezone(new DateTimeZone('America/Toronto'));**
$time->add(new DateInterval('PT' . $minutes_to_a...
Visual Studio can't build due to rc.exe
...stion: why do you use the x86 rc.exe and rcdll.dll files, rather than the x64 versions?
– Carl
Jan 23 '18 at 17:10
1
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CGridCellNumeric - A numeric cell class for the MFC Grid - C/C++ - 清...
...er get to it, but I think it would be cool if the cell supported different based numbers other than just base 10. Another possibility is to support exponential format. But that is probably going to be more work than what I am willing to put out.
Credits
Chris Maunder for his excellent grid contr...
Strange \n in base64 encoded string in Ruby
The inbuilt Base64 library in Ruby is adding some '\n's. I'm unable to find out the reason. For this special example:
6 Ans...
Why does base64 encoding require padding if the input length is not divisible by 3?
What is the purpose of padding in base64 encoding. The following is the extract from wikipedia:
3 Answers
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