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What is the difference between loose coupling and tight coupling in the object oriented paradigm?
... type of those classes, this is an instance of loose coupling. The Subject doesn't depend on any of its Observers or their internal concerns. The observers don't depend on the Subject or any of its concerns.
– Jonathan
May 14 '10 at 6:02
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How to prove that a problem is NP complete?
...xample
Prove that the problem of vertex covers (that is, for some graph G, does it have a vertex cover set of size k such that every edge in G has at least one vertex in the cover set?) is in NP:
our input X is some graph G and some number k (this is from the problem definition)
Take our informati...
Batch script: how to check for admin rights
...ally, I did find one - NET SESSION. A true, clean, universal solution that doesn't involve:
the creation of or interaction with data in secure locations
analyzing data returned from FOR loops
searching strings for "Administrator"
using AT (Windows 8 incompatible) or WHOAMI (Windows XP incompatible...
How to encrypt/decrypt data in php?
.../defuse/php-encryption provides authenticated symmetric-key encryption and doesn't let developers weaken it without editing its code.
– Scott Arciszewski
May 11 '15 at 10:18
2
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ASP.NET MVC View Engine Comparison
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ASP.NET MVC View Engines (Community Wiki)
Since a comprehensive list does not appear to exist, let's start one here on SO. This can be of great value to the ASP.NET MVC community if people add their experience (esp. anyone who contributed to one of these). Anything implementing IViewEngine (e...
Zoom in on a point (using scale and translate)
...lculate-origin-example
I'm in the middle of building a jQuery plugin that does this (Google Maps style zoom using CSS3 Transforms). I've got the zoom to mouse cursor bit working fine, still trying to figure out how to allow the user to drag the canvas around like you can do in Google Maps. When I g...
Best practices for exception management in Java or C# [closed]
...ions.
The throws clause, at least the way
it's implemented in Java, doesn't
necessarily force you to handle the
exceptions, but if you don't handle
them, it forces you to acknowledge
precisely which exceptions might pass
through. It requires you to either
catch declared exceptions...
Resizing an image in an HTML5 canvas
...kers didn't work so well. They didn't have shared memory before, and still doesn't have it now! Maybe someday when they manage to sort it out, your code will come to use (that, or maybe people use PNaCl instead)
– syockit
Nov 16 '13 at 9:06
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Pass arguments to Constructor in VBA
...isleading and confusing at best, not "nicer" (looks like a recursive call, doesn't it?). If you want terser syntax, leverage module attributes as illustrated in my answer. As a bonus you lose that Single-Responsibility-Principle-takes-a-beating "factory bag" module responsible for creating instances...
Determine a string's encoding in C#
...
Check out Utf8Checker it is simple class that does exactly this in pure managed code.
http://utf8checker.codeplex.com
Notice: as already pointed out "determine encoding" makes sense only for byte streams. If you have a string it is already encoded from someone along the...