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How to get multiple select box values using jQuery?
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Using the .val() function on a multi-select list will return an array of the selected values:
var selectedValues = $('#multipleSelect').val();
and in your html:
<select id="multipleSelect" multiple="multiple">
<option value="1">Text 1</option>
<option valu...
glVertexAttribPointer clarification
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Some of the terminology is a bit off:
A Vertex Array is just an array (typically a float[]) that contains vertex data. It doesn't need to be bound to anything. Not to be confused with a Vertex Array Object or VAO, which I will go over later
A Buffer Object, commonly refer...
JavaScript is in array
...ke IE < 9). There's a jQuery function for this: api.jquery.com/jQuery.inArray
– Vinicius Pinto
Oct 5 '12 at 14:42
5
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How to parse Excel (XLS) file in Javascript/HTML5
... is your object
var XL_row_object = XLSX.utils.sheet_to_row_object_array(workbook.Sheets[sheetName]);
var json_object = JSON.stringify(XL_row_object);
console.log(json_object);
})
};
reader.onerror = function(ex) {
console.log(ex);
};
reader.re...
What is the best method to merge two PHP objects?
...cts only contain fields (no methods), this works:
$obj_merged = (object) array_merge((array) $obj1, (array) $obj2);
This actually also works when objects have methods. (tested with PHP 5.3 and 5.6)
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string.charAt(x) or string[x]?
... code
and there's no easy way to detect if
that's for a string or an
array/object.
You can't set the character using this notation. As there is no warning of
any kind, this is really confusing and
frustrating. If you were using the
.charAt(pos) function, you would not
have been te...
How to get a key in a JavaScript object by its value?
I have a quite simple JavaScript object, which I use as an associative array. Is there a simple function allowing me to get the key for a value, or do I have to iterate the object and find it out manually?
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json_decode to array
I am trying to decode a JSON string into an array but i get the following error.
12 Answers
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Bash empty array expansion with `set -u`
... writing a bash script which has set -u , and I have a problem with empty array expansion: bash appears to treat an empty array as an unset variable during expansion:
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initializing a boolean array in java
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I just need to initialize all the array elements to Boolean false.
Either use boolean[] instead so that all values defaults to false:
boolean[] array = new boolean[size];
Or use Arrays#fill() to fill the entire array with Boolean.FALSE:
Boolean[] array ...