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Why do I need an IoC container as opposed to straightforward DI code? [closed]
...t with this:
public class Customer
{
public string FirstName { get; set; }
public string LastName { get; set; }
public DateTime CustomerSince { get; set; }
public string Status { get; set; }
}
..and end up with this:
public class UglyCustomer : INotifyPropertyChanged
{
priv...
What's the difference between isset() and array_key_exists()? [duplicate]
...key_exists will definitely tell you if a key exists in an array, whereas isset will only return true if the key/variable exists and is not null.
$a = array('key1' => 'フーバー', 'key2' => null);
isset($a['key1']); // true
array_key_exists('key1', $a); // true
isset($a['key2...
Creating an abstract class in Objective-C
I'm originally a Java programmer who now works with Objective-C. I'd like to create an abstract class, but that doesn't appear to be possible in Objective-C. Is this possible?
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jQuery get mouse position within an element
...
One way is to use the jQuery offset method to translate the event.pageX and event.pageY coordinates from the event into a mouse position relative to the parent. Here's an example for future reference:
$("#something").click(function(e){
var parentOffset ...
Web Application Problems (web.config errors) HTTP 500.19 with IIS7.5 and ASP.NET v2
...
I had these exact symptoms and my issue was similar to Peter's. Was setting up an existing project on a new server. My project referenced the IIS7 URL Rewriting module, but that hadn't been installed yet on the new server. Installing it fixed my issue.
You can use the Microsoft Web Platfor...
How do I get the path of the current executed file in Python?
This may seem like a newbie question, but it is not. Some common approaches don't work in all cases:
13 Answers
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Error message 'Unable to load one or more of the requested types. Retrieve the LoaderExceptions prop
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I solved this issue by setting the Copy Local attribute of my project's references to true.
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Redirecting to previous page after authentication in node.js using passport.js
...dleware I use with app.get('/account', auth.restrict, routes.account) that sets redirectTo in the session...then I redirect to /login
auth.restrict = function(req, res, next){
if (!req.session.userid) {
req.session.redirectTo = '/account';
res.redirect('/login');
} else {
...
What's the point of const pointers?
I'm not talking about pointers to const values, but const pointers themselves.
17 Answers
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Why are Python's 'private' methods not actually private?
Python gives us the ability to create 'private' methods and variables within a class by prepending double underscores to the name, like this: __myPrivateMethod() . How, then, can one explain this
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