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How to sort an array of integers correctly
Trying to get the highest and lowest value from an array that I know will contain only integers seems to be harder than I thought.
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PHP: Count a stdClass object
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The problem is that count is intended to count the indexes in an array, not the properties on an object, (unless it's a custom object that implements the Countable interface). Try casting the object, like below, as an array and seeing if that helps.
$total = count((array)$obj);
Simply c...
Looping over arrays, printing both index and value
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You would find the array keys with "${!foo[@]}" (reference), so:
for i in "${!foo[@]}"; do
printf "%s\t%s\n" "$i" "${foo[$i]}"
done
Which means that indices will be in $i while the elements themselves have to be accessed via ${foo[$i]}
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How to find the foreach index?
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foreach($array as $key=>$value) {
// do stuff
}
$key is the index of each $array element
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Include CSS,javascript file in Yii Framework
...This is my example with bootstrap. You can see that here
'components'=>array(
'clientScript' => array(
'scriptMap' => array(
'jquery.js'=>false, //disable default implementation of jquery
'jquery.min.js'=>false, //desable any others default imple...
What does $.when.apply($, someArray) do?
... about Deferreds and Promises and keep coming across $.when.apply($, someArray) . I'm a little unclear on what this does exactly, looking for an explanation that one line works exactly (not the entire code snippet). Here's some context:
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Convert integer into byte array (Java)
what's a fast way to convert an Integer into a Byte Array ?
11 Answers
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numpy: most efficient frequency counts for unique values in an array
...s there an efficient way to get frequency counts for unique values in an array?
16 Answers
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PostgreSQL array_agg order
...M test ORDER BY y DESC) AS tab;
So in your case you would write:
SELECT
array_to_string(array_agg(animal_name),';') animal_names,
array_to_string(array_agg(animal_type),';') animal_types
FROM (SELECT animal_name, animal_type FROM animals) AS x;
The input to the array_agg would then be unordered...
Saving a Numpy array as an image
I have a matrix in the type of a Numpy array. How would I write it to disk it as an image? Any format works (png, jpeg, bmp...). One important constraint is that PIL is not present.
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