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Generating random whole numbers in JavaScript in a specific range?
...() converts x into a two-complement with much smaller range than Number.MAX_SAFE_INTEGER (2³²⁻¹ vs. 2⁵³), thus you have to use it with caution!
– le_m
Jun 6 '16 at 1:49
...
Copy array by value
...ingify(arr1));
arr2 = $.extend(true, [], arr1); // jQuery.js needed
arr2 = _.extend(arr1); // Underscore.js needed
arr2 = _.cloneDeep(arr1); // Lo-dash.js needed
arr2 = copy(arr1); // Custom-function needed - as provided above
...
What is Haskell used for in the real world? [closed]
...hive.org/web/20160626145828/http://blog.kickino.org/archives/2007/05/22/T22_34_16/
https://useless-factor.blogspot.com/2007/05/advantage-of-functional-programming.html
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What is “rvalue reference for *this”?
.... Take the following code as a further example:
struct test2{
std::unique_ptr<int[]> heavy_resource;
test2()
: heavy_resource(new int[500]) {}
operator std::unique_ptr<int[]>() const&{
// lvalue object, deep copy
std::unique_ptr<int[]> p(new int[500]);
f...
How to search by key=>value in a multidimensional array in PHP
...function search($array, $key, $value)
{
$results = array();
if (is_array($array)) {
if (isset($array[$key]) && $array[$key] == $value) {
$results[] = $array;
}
foreach ($array as $subarray) {
$results = array_merge($results, search($s...
What is the leading LINQ for JavaScript library? [closed]
... better, and supports lazy evaluation on chained methods: var arr = _.range(1000); _(arr).map(function (v) { return v + 1; }).filter(function (v) { return v % 2; }).take(100).value();
– srgstm
Jun 9 '15 at 13:57
...
Referring to a file relative to executing script
..., because $0 itself is unreliable.
As an alternative, you could use $BASH_SOURCE instead. Something like this:
source "${BASH_SOURCE%/*}/act.conf.sh"
There are some caveats to this solution, too. Check out the FAQ page to see the trade-offs between different solutions. They seem to recommend cd...
If string is empty then return some default value
..., even if the string is not empty.
For example
@user.address.or User.make_a_long_and_painful_SQL_query_here
would make extra work even if address is not empty. Maybe you could update that a bit (sorry about confusing one-liner, trying to keep it short):
class String
def or what = ""
self....
Nodejs send file in response
...tp.createServer(function(request, response) {
var filePath = path.join(__dirname, 'myfile.mp3');
var stat = fileSystem.statSync(filePath);
response.writeHead(200, {
'Content-Type': 'audio/mpeg',
'Content-Length': stat.size
});
var readStream = fileSystem.createR...
Is it possible in SASS to inherit from a class in another file?
...s Default buttons
In your styles.scss file you would have to first import _bootstrap.scss:
@import "_bootstrap.scss";
Then below the import:
button { @extend .btn; }
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