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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 ...
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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...
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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. share | improve this answer | ...
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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["...
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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', ) ...
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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(&amp...
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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(); share | ...
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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. share | ...
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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 share | improve this answer | follow | ...