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How to set a Javascript object values dynamically?
..., name, and age.
You can access these dictionaries in two ways:
Like an array (e.g. myObj[name]); or
Like a property (e.g. myObj.name); do note that some properties are reserved, so the first method is preferred.
You should be able to access it as a property without any problems. However, to ac...
What is the cleanest way to get the progress of JQuery ajax request?
... a progress function to the returned promise, but I had to maintain my own array of handlers. I could not find a good object to attach the handlers because one place I'd access to the XHR and another I'd have access to the jQuery XHR, but I never had access to the deferred object (only its promise)...
How can I get the SQL of a PreparedStatement?
...dStatement.setObject(i + 1, values[i]);
}
logger.debug(sql + " " + Arrays.asList(values));
return preparedStatement;
}
and use it as
try {
connection = database.getConnection();
preparedStatement = prepareStatement(connection, SQL, values);
resultSet = preparedStatement.e...
jquery get all form elements: input, textarea & select
...
If you have additional types, edit the selector:
var formElements = new Array();
$("form :input").each(function(){
formElements.push($(this));
});
All form elements are now in the array formElements.
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Python OpenCV2 (cv2) wrapper to get image size?
..., but the principal dimensions of the image always come first in the numpy array's shape. If you opt for readability, or don't want to bother typing this, you can wrap it up in a function, and give it a name you like, e.g. cv_size:
import numpy as np
import cv2
# ...
def cv_size(img):
return ...
Hide options in a select list using jQuery
...d Safari.
In short, I have a hidden field, #optionstore, which stores the array sequentially (since you can't have Associative Arrays in JavaScript). Then when you change the category, it parses the existing options (first time through only) writes them to #optionstore, erases everything, and puts ...
Date.getDay() javascript returns wrong day
...
var day = 11;
var date = new Date(year, month-1, day);
var weekday = new Array("sunday", "monday", "tuesday", "wednesday",
"thursday", "friday", "saturday");
return weekday[date.getDay()];
}
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What is the difference between memoization and dynamic programming?
...as a hash key value pair, as opposed to tabulation which is often based on arrays) so that they aren't recalculated when they are encountered again. It can be used in both bottom up or top down methods.
See this discussion on memoization vs tabulation.
So Dynamic programming is a method to solve ...
What is the difference between String.slice and String.substring?
...oke: String.slice was added so that there is a string method consistent to Array.slice. substring has been there forever, so they didn’t break it and added another method. Hardly a crappy decision as 1. consistency is nice and 2. it allows CoffeeScript’s slicing syntax to work on arrays and stri...
Most concise way to convert a Set to a List
...
List<String> list = new ArrayList<String>(listOfTopicAuthors);
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