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Collisions when generating UUIDs in JavaScript?
...-1e11).replace(/[018]/g, c =>
(c ^ crypto.getRandomValues(new Uint8Array(1))[0] & 15 >> c / 4).toString(16)
)
}
console.log(uuidv4());
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Prevent strace from abbreviating arguments?
...
This doesn't work for "nested" or array arguments, e.g. ioctl(3, SNDCTL_TMR_TEMPO or TCGETA, {B9600 -opost -isig -icanon -echo ...})
– Marki555
Dec 19 '15 at 0:13
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Computed read-only property vs function in Swift
...} - returns same result. It is modified sample from apple documentation on Array.filter(). And it is much more easy to understand.
– poGUIst
Jul 26 '18 at 19:06
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Can you have multiline HTML5 placeholder text in a ?
...aceholder.
var textAreas = document.getElementsByTagName('textarea');
Array.prototype.forEach.call(textAreas, function(elem) {
elem.placeholder = elem.placeholder.replace(/\\n/g, '\n');
});
<textarea class="textAreaMultiline"
placeholder="Hello, \nThis is multiline example \n...
How to output in CLI during execution of PHP Unit tests?
..._Framework_TestCase {
function testSomething() {
$myDebugVar = array(1, 2, 3);
fwrite(STDERR, print_r($myDebugVar, TRUE));
}
}
This lets you dump anything to your console at any time without all the unwanted output that comes along with the --verbose CLI option.
As other...
How to send HTTP request in java? [duplicate]
...out.println(method.getResponseBodyAsString());
//OR as a byte array
byte [] res = method.getResponseBody();
//write to file
File
Improve INSERT-per-second performance of SQLite
...repository:
https://github.com/rdpoor/CreateOrUpdate
which bulk loads an array of ActiveRecords into MySQL, SQLite or PostgreSQL databases. It includes an option to ignore existing records, overwrite them or raise an error. My rudimentary benchmarks show a 10x speed improvement compared to sequent...
Mathematical functions in Swift
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is there a function where I can give it an array of Ints and then Swift would return me a function of power of 2 (or 1, or 3, or whatever) that best matches it? like I give it: [1,2,3] it would return y = x or I would give it [1,4,9] it would return y = x^2 or somethi...
How to enumerate an enum
...hanges from my side: Enum.GetValues(typeof(Suits)).OfType<Suits>().ToArray(). In that case I can iterate array of Suits enum items, not strings.
– Barabas
Jun 24 '19 at 12:57
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what is the basic difference between stack and queue?
...mentation) is hidden from the end user. A stack can be implemented with an array or with a linked list.
– gdyrrahitis
Aug 21 '18 at 20:38
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