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Real World Example of the Strategy Pattern
... of comments, etc), and in case management doesn't yet know exactly how to order, and may want to experiment with different orderings at a later date. You make an interface (IOrderAlgorithm or something) with an order method, and let an Orderer-object delegate the ordering to a concrete implementati...
What does collation mean?
...
Collation can be simply thought of as sort order.
In English (and it's strange cousin, American), collation may be a pretty simple matter consisting of ordering by the ASCII code.
Once you get into those strange European languages with all their accents and other fe...
Why do people say that Ruby is slow? [closed]
... Computer Language Benchmarks Game:
Ruby 1.9 vs. Python3 within the same order of magnitude
Ruby 1.9 vs. PHP within the same order of magnitude
Ruby 1.9 vs. Java 6 server up to two orders of magnitude slower!
Ruby 1.9 vs. C (gcc) up to two orders of magnitude slower!
...
Why is Ruby considere...
What is the difference between List (of T) and Collection(of T)?
...
In C#, there are three concepts for representing a bag of objects. In order of increasing features, they are:
Enumerable - unordered, unmodifiable
Collection - can add/remove items
List - allows items to have an order (accessing and removing by index)
Enumerable has no order. You cannot add...
Make XAMPP/Apache serve file outside of htdocs [closed]
...ocalhost
<Directory C:\Projects\transitCalculator\trunk>
Order allow,deny
Allow from all
</Directory>
</VirtualHost>
Open your hosts file (C:\Windows\System32\drivers\etc\hosts).
Add
127.0.0.1 transitcalculator.localhost #transitCalculator
to the end of ...
Why would one use the Publish/Subscribe pattern (in JS/jQuery)?
... pattern, ignoring the handler for now:
$.subscribe('iquery/action/remove-order', removeOrder);
$container.on('click', '.remove_order', function(event) {
event.preventDefault();
$.publish('iquery/action/remove-order', $(this).parents('form:first').find('div.order'));
});
There is already...
Are PDO prepared statements sufficient to prevent SQL injection?
...statements / parameterized queries are generally sufficient to prevent 1st order injection on that statement*. If you use un-checked dynamic sql anywhere else in your application you are still vulnerable to 2nd order injection.
2nd order injection means data has been cycled through the database on...
Java Array Sort descending?
Is there any EASY way to sort an array in descending order like how they have a sort in ascending order in the Arrays class ?
...
What's an Aggregate Root?
...re actually needed (as with lazy loading).
For example, you might have an Order object which encapsulates operations on multiple LineItem objects. Your client code would never load the LineItem objects directly, just the Order that contains them, which would be the aggregate root for that part of y...
Are there best practices for (Java) package organization? [closed]
...like:
beans
factories
collections
are wrong.
I prefer, for example:
orders
store
reports
so I can hide implementation details through package visibility. Factory of orders should be in the orders package so details about how to create an order are hidden.
...