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What's the difference between `raw_input()` and `input()` in Python 3?
...is that raw_input() does not exist in Python 3.x, while input() does. Actually, the old raw_input() has been renamed to input(), and the old input() is gone, but can easily be simulated by using eval(input()). (Remember that eval() is evil. Try to use safer ways of parsing your input if possible.)...
About “*.d.ts” in TypeScript
...ted from the js file, and if the js file knows nothing about d.ts. How to call the functions from d.ts in other ts files without the js file? I'm puzzled......
– user3221822
Jan 21 '14 at 1:51
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How to change an element's title attribute using jQuery
...p('title');
Check out the prop() API documentation for jQuery.
If you really don't want to use properties, or you're using a version of jQuery prior to v1.6, then you should read on:
Get or Set an element's title attribute with jQuery (versions <1.6)
You can change the title attribute with t...
Ruby on Rails: Where to define global constants?
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If your model is really "responsible" for the constants you should stick them there. You can create class methods to access them without creating a new object instance:
class Card < ActiveRecord::Base
def self.colours
['white', 'blue'...
Using success/error/finally/catch with Promises in AngularJS
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Promises are an abstraction over statements that allow us to express ourselves synchronously with asynchronous code. They represent a execution of a one time task.
They also provide exception handling, just like normal code, you can return from a promise or you can throw.
...
How does a PreparedStatement avoid or prevent SQL injection?
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Sure, but you can still hardcode some or all of your parameters.
– tangens
Oct 17 '09 at 17:56
16
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What is the difference between a directory and a folder?
...hs, which can vary between versions of Windows, and between individual installations. ...
If one is referring to a container of documents, the term folder is more appropriate. The term directory refers to the way a structured list of document files and folders is stored on the computer. The distinct...
What are the differences between the urllib, urllib2, urllib3 and requests module?
... @PaulBiggar you say this is the best answer. But it does not really answer the question. I came here to find out about differences between urllib and urllib2. Especially about url encoding features. The answer: use requests! ;) Just saying you might want to clarify the question. As it st...
Didn't Java once have a Pair class? [duplicate]
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There are lots of implementation around here, but all the time something is missing , the Override of equal and hash method.
here is a more complete version of this class:
/**
* Container to ease passing around a tuple of two objects. This object provides a sensible
* im...
Why is there a `null` value in JavaScript?
In JavaScript, there are two values which basically say 'I don't exist' - undefined and null .
12 Answers
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