Read this http://en.wikipedia.org/wiki/Einstellung_effect Great article in Scientific American on this.

I didn't realize that sometimes I do spend time trying to defeat the Einstellung effect. Not a lot of time. But some time.

When confronted with gnarly design problems, I have the same bad habits …

While wrestling with Python's shelve module, I ran across ACID. Interesting thoughts. Plus what appears to be the related Tumblr blog: python sweetness. Also interesting. Not sure I can make heavy use of it right now, but it's helpful to see the thought process. I find the subject of shelve …

Epiphany.

In Python, with iterators, the Visitor design pattern is useless. And a strongly-ingrained habit. Which I'm trying to break.

Here's a common Visitor approach:

class Visitor:
    def __init__( self ): ...
    def visit( self, some_target_thing ): ...
    def all_done( self ): ...

v = Visitor()
for thing in some_iterator():
    v.visit(thing)
v.all_done()

If we …

JavaScript is a swampy foundation for your enterprise codebase: My latest column at SD Times http://t.co/a82aUquk0d — Larry O'Brien (@lobrien) February 20, 2014

Lazyweb: Django REST Framework vs. Tastypie. Thoughts? #django — Joe Dougherty (@modusjonens) February 17, 2014

Some years ago--never mind how long precisely--having little or no money in my purse... I had a great chance to do some Test-Driven Reverse Engineering on a rather complex C program. I extracted test cases. I worked with the users to gather test cases. And I rewrote their legacy app …

Somewhere, I have a vague recollection of reading advice from someone (Bill Gates?) that it takes three versions to get things right. The context may have been a justification of the wild success of Windows 3.0.

Or, I could be just making it up.

But one thing I have …

"Request help w/ finding a reference or you can post a blog about how you can you have 2 oracle servers …

Check out this month's Hacker Monthly. One of my Stackoverflow answers was reswizzled into a short article on class design. That was gratifying.