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How do I call a dynamically-named method in Javascript?
...object properties may be accessed as though the object were an associative array, and that all global objects are actually properties of the window host object.
var method_name = "Colours";
var method_prefix = "populate_";
// Call function:
window[method_prefix + method_name](arg1, arg2);
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Why is ArrayDeque better than LinkedList
I am trying to to understand why Java's ArrayDeque is better than Java's LinkedList as they both implement Deque interface.
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Getting the closest string match
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' SplitMultiDelims
' This function splits Text into an array of substrings, each substring
' delimited by any character in DelimChars. Only a single character
' may be a delimiter between two substrings, but DelimChars may
' contain any number of delimiter characters. It returns ...
What is the difference between print and puts?
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There is another thing ... extend the array class and override the to_s method. puts doesn't use the new to_s for an object of your new class while print does
– kapv89
Oct 28 '12 at 18:30
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What is the difference between .map, .every, and .forEach?
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The difference is in the return values.
.map() returns a new Array of objects created by taking some action on the original item.
.every() returns a boolean - true if every element in this array satisfies the provided testing function. An important difference with .every() is that ...
How to convert ActiveRecord results into an array of hashes
... with serializable_hash and you can convert any ActiveRecord results to an Array with to_a, so for your example :
tasks_records = TaskStoreStatus.all
tasks_records.to_a.map(&:serializable_hash)
And if you want an ugly solution for Rails prior to v2.3
JSON.parse(tasks_records.to_json) # pleas...
How do I convert struct System.Byte byte[] to a System.IO.Stream object in C#?
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The easiest way to convert a byte array to a stream is using the MemoryStream class:
Stream stream = new MemoryStream(byteArray);
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Output array to CSV in Ruby
It's easy enough to read a CSV file into an array with Ruby but I can't find any good documentation on how to write an array into a CSV file. Can anyone tell me how to do this?
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Finding local maxima/minima with Numpy in a 1D numpy array
... function from numpy/scipy that can find local maxima/minima in a 1D numpy array? Obviously the simplest approach ever is to have a look at the nearest neighbours, but I would like to have an accepted solution that is part of the numpy distro.
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mysql_fetch_array()/mysql_fetch_assoc()/mysql_fetch_row()/mysql_num_rows etc… expects parameter 1 to
...removed in php version 7.
Check $result before passing it to mysql_fetch_array. You'll find that it's false because the query failed. See the mysql_query documentation for possible return values and suggestions for how to deal with them.
$username = mysql_real_escape_string($_POST['username']);
$...