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How to pull a random record using Django's ORM?
...If the count changes in between, it might be possible to get an out of bounds error.
– Nelo Mitranim
Sep 12 '15 at 9:37
2
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Detecting iOS / Android Operating system
...|cldc|cmd\-|co(mp|nd)|craw|da(it|ll|ng)|dbte|dc\-s|devi|dica|dmob|do(c|p)o|ds(12|\-d)|el(49|ai)|em(l2|ul)|er(ic|k0)|esl8|ez([4-7]0|os|wa|ze)|fetc|fly(\-|_)|g1 u|g560|gene|gf\-5|g\-mo|go(\.w|od)|gr(ad|un)|haie|hcit|hd\-(m|p|t)|hei\-|hi(pt|ta)|hp( i|ip)|hs\-c|ht(c(\-| |_|a|g|p|s|t)|tp)|hu(aw|tc)|i\-(2...
How to format a JavaScript date
...uld
destructure the array, but that is not ideal, as the array output depends on the
locale:
// example 1
const o_date_en = new Intl.DateTimeFormat('en');
const a_date_en = o_date_en.formatToParts();
// example 2
const o_date_hi = new Intl.DateTimeFormat('hi');
const a_date_hi = o_date_hi.format...
How to run a program without an operating system?
...ained, if the firmware will only load a small block of code.
Many ARM boards let you do some of those things. Some have boot loaders to help you with basic setup.
Here you may find a great tutorial on how to do a basic operating system on a Raspberry Pi.
Edit:
This article, and the whole wiki.osd...
What is the best way to give a C# auto-property an initial value?
...with my Auto Property).
Example of attributes that impact the IL are ThreadStaticAttribute, CallerMemberNameAttribute, ...
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How do you get assembler output from C/C++ source in gcc?
....lst would be the short hand version of this.
– legends2k
May 6 '13 at 13:49
5
You can also use e...
Detect iPad users using jQuery?
...
Similarly, the platform property to check for devices like iPhones or iPods:
function is_iPhone_or_iPod(){
return navigator.platform.match(/i(Phone|Pod))/i)
}
Notes
While it works, you should generally avoid performing browser-specific detection as it can often be unreliable (and can be s...
理解和配置 Linux 下的 OOM Killer - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...的时候银行不怕，银行有足够的存款应付，当全国人民（或者绝大多数）都取钱而且每个人都想把自己钱取完的时候银行的麻烦就来了，银行实际上是没有这么多钱给大家取的。
内核检测到系统内存不足、挑选并杀掉某个进程...
How to get datetime in JavaScript?
...elieve any browser will have different syntax for the basic date/time methods. :)
– Shadow Wizard is Ear For You
Nov 5 '12 at 21:44
2
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What is the difference between MediaPlayer and VideoView in Android
... and as I understood from what Mark (CommonsWare) advised on numerous threads here, VideoView is a wrapper (200 hundred lines of code) for MediaPlayer and SurfaceView to provide embedded controls.
He also kindly shared some examples:
https://github.com/commonsguy/cw-advandroid/blob/master/Media/Vi...