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Best way to load module/class from lib folder in Rails 3?
Since the latest Rails 3 release is not auto-loading modules and classes from lib anymore,
what would be the best way to load them?
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How to install both Python 2.x and Python 3.x in Windows
I do most of my programming in Python 3.x on Windows 7, but now I need to use the Python Imaging Library (PIL), ImageMagick, and wxPython, all of which require Python 2.x.
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What is the difference between public, protected, package-private and private in Java?
In Java, are there clear rules on when to use each of access modifiers, namely the default (package private), public , protected and private , while making class and interface and dealing with inheritance?
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WKWebView in Interface Builder
It seems that the IB object templates in XCode 6 beta are still creating old-style objects (UIWebView for iOS and WebView for OSX). Hopefully Apple will update them for the modern WebKit, but until then, what is the best way to create WKWebViews in Interface Builder? Should I create a basic view (...
Why does the indexing start with zero in 'C'?
Why does the indexing in an array start with zero in C and not with 1?
16 Answers
16
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Business logic in MVC [closed]
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Business rules go in the model.
Say you were displaying emails for a mailing list. The user clicks the "delete" button next to one of the emails, the controller notifies the model to delete entry N, then notifies the view the m...
What is a plain English explanation of “Big O” notation?
I'd prefer as little formal definition as possible and simple mathematics.
41 Answers
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Traversing text in Insert mode
While in Insert Mode in Vim, is there any way to traverse the text moving some characters forward and backward other than using the arrow keys?
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Null vs. False vs. 0 in PHP
... difference between Null and False and 0 and all the other good "nothing" entities.
What is the difference, specifically in PHP? Does it have something to do with === ?
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How to find if directory exists in Python
In the os module in Python, is there a way to find if a directory exists, something like:
13 Answers
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