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NULL vs nullptr (Why was it replaced?) [duplicate]
...with NULL is that people sometimes mistakenly believe that it is different from 0 and/or not an integer. In pre-standard code, NULL was/is sometimes defined to something unsuitable and therefore had/has to be avoided. That's less common these days.
If you have to name the null pointer, call it ...
How to rotate portrait/landscape Android emulator? [duplicate]
I am new to Android development.
I know if you change a android phone from portrait to landscape sometimes the app relays its self out on the screen.. so how do I simulate rotating a phone with the emulator?
On the Blackberry emulators there's a button in the menu to turn the phone, but I can't f...
How to parse unix timestamp to time.Time
...0000 UTC
Playground: http://play.golang.org/p/v_j6UIro7a
Edit:
Changed from strconv.Atoi to strconv.ParseInt to avoid int overflows on 32 bit systems.
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How to get document height and width without using jquery
...de. Easier to find than I thought, this seems to be the solution(extracted from latest jquery code):
Math.max(
document.documentElement["clientWidth"],
document.body["scrollWidth"],
document.documentElement["scrollWidth"],
document.body["offsetWidth"],
document.documentElement["...
Is it possible to pass query parameters via Django's {% url %} template tag?
...request.GET.urlencode }}
Modify your settings to have request variable:
from django.conf.global_settings import TEMPLATE_CONTEXT_PROCESSORS as TCP
TEMPLATE_CONTEXT_PROCESSORS = TCP + (
'django.core.context_processors.request',
)
...
Using custom std::set comparator
...t<int, cmp> s;
Online demo
5. Alternative solution: create struct from boolean function
Take boolean function
bool cmp(int a, int b) {
return ...;
}
And make struct from it using std::integral_constant
#include <type_traits>
using Cmp = std::integral_constant<decltype(&...
How can I write data in YAML format in a file?
... See Munch, stackoverflow.com/questions/52570869/… import yaml; from munch import munchify; f = munchify(yaml.safe_load(…));print(f.B.C)
– Hans Ginzel
Jun 21 at 21:23
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Download multiple files as a zip-file using php
... echo $path = "uploadpdf/".$file;
if(file_exists($path)){
$zip->addFromString(basename($path), file_get_contents($path));
}
else{
echo"file does not exist";
}
}
$zip->close();
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Make fill entire screen?
...or horizontal margins, paddings, and borders on the body and subtract them from the min-height value.
I've had bizarre results using vh,vm units on elements within the body, especially when re-sizing.
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How to get whole and decimal part of a number?
...number - floor($number)) * $negative
);
}
The $returnUnsigned stops it from making -1.25 in to -1 & -0.25
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