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Malloc vs new — different padding
... Thanks for the points about alignment. The data in question is a char array, so I suspect it's not an alignment thing here, nor a struct thing -- though that was my first thought too.
– hcarver
Nov 8 '12 at 12:30
...
Cosine Similarity between 2 Number Lists
...imilarity
In [24]: cosine_similarity([[1, 0, -1]], [[-1,-1, 0]])
Out[24]: array([[-0.5]])
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Convert JavaScript string in dot notation into an object reference
...ces who find themselves in this case, should instead consider working with array representations, e.g. ['x','a','b','c'], or even something more direct/simple/straightforward if possible: like not losing track of the references themselves in the first place (most ideal if it's only client-side or on...
How to debug a bash script? [closed]
...
https://github.com/koalaman/shellcheck
A little example:
$ cat test.sh
ARRAY=("hello there" world)
for x in $ARRAY; do
echo $x
done
$ shellcheck test.sh
In test.sh line 3:
for x in $ARRAY; do
^-- SC2128: Expanding an array without an index only gives the first element.
fix the b...
PHP Foreach Pass by Reference: Last Element Duplicating? (Bug?)
...f the loop, we'll echo the value of $item as well as recursively print the array $arr.
When the first loop is run through, we see this output:
foo
Array ( [0] => foo [1] => bar [2] => baz )
bar
Array ( [0] => foo [1] => bar [2] => baz )
baz
Array ( [0] => foo [1] => bar [2]...
Extract first item of each sublist
...my favorite) use numpy:
>>> import numpy as np
>>> a=np.array([[1,2,3],[11,12,13],[21,22,23]])
>>> a
array([[ 1, 2, 3],
[11, 12, 13],
[21, 22, 23]])
>>> a[:,0]
array([ 1, 11, 21])
...
Call to undefined method mysqli_stmt::get_result
...Statement($stmt)
{
if($stmt->num_rows>0)
{
$result = array();
$md = $stmt->result_metadata();
$params = array();
while($field = $md->fetch_field()) {
$params[] = &$result[$field->name];
}
call_user_func_array(arra...
How to use phpexcel to read data and insert into database?
... = 1; $row <= $highestRow; $row++){
// Read a row of data into an array
$rowData = $sheet->rangeToArray('A' . $row . ':' . $highestColumn . $row,
NULL,
TRUE,
FALSE);
// In...
Is there a splice method for strings?
The Javascript splice only works with arrays. Is there similar method for strings? Or should I create my own custom function?
...
how to break the _.each function in underscore.js
...an throwing an exception).
However, all hope is not lost! You can use the Array.every method. :)
From that link:
every executes the provided callback function once for each element present in the array until it finds one where callback returns a false value. If such an element is found, the ev...