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Programmer Puzzle: Encoding a chess board state throughout a game
...g appropriate existing tools rather than rolling his/her own can be a good idea - "We invented The Wheel 2.0! It's now even rounder!" You definitely don't want to hire the person who thinks - bizarrely - that using library functions is a sign of weakness.
– Rob Grant
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Relational table naming convention [closed]
...ixed up in SQL coding. Second, anyone other that the initial coder has no idea what he was trying to do. Both of which are easy to prevent, if the key columns are treated as above.
The second exception is where there is more than one FK referencing the same parent table table, carried in the chil...
What to do Regular expression pattern doesn't match anywhere in string?
...be once everybody else finally catches up to where Perl is now? I have no idea, but I know we too will have moved. Probably we’ll be closer to Perl₆’s style of crafting patterns.
If you like that kind of thing but would like to use it in Perl₅, you might be interested in Damian Conway’s...
What is the purpose of Flask's context stacks?
...t" request is (in order to do things such as request.path).
Putting these ideas together, it should also make sense that Flask must have some way to determine what the "current" application is!
You probably also have code similar to the following:
from flask import url_for
Like our request exam...
What are the underlying data structures used for Redis?
...trings, a Set is a set of strings, and so forth.
A Redis string is a good idea in all the obvious scenarios where you want to store an HTML page, but also when you want to avoid converting your already encoded data. So for instance, if you have JSON or MessagePack you may just store objects as stri...
What are metaclasses in Python?
...sses, you need to master classes in Python. And Python has a very peculiar idea of what classes are, borrowed from the Smalltalk language.
In most languages, classes are just pieces of code that describe how to produce an object. That's kinda true in Python too:
>>> class ObjectCreator(obje...
Type-juggling and (strict) greater/lesser-than comparisons in PHP
...+1 let alone the scrollable "tables" with the fixed-column headers - nifty idea ;)
– hakre
Apr 6 '13 at 14:56
Does one...
Call a Server-side Method on a Resource in a RESTful Way
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I take contention with the idea that calling an action on a server, designated as an action in the URL, is not RESTful. POST was designed for "providing a block of data...to a data-handling process". It seems a lot of folks distinguish resources from ...
How to detect a Christmas Tree? [closed]
...s too, I have nothing to say against you, you posted them after me and my "idea" was not so original to say that you just copied me. But Marvin was the only one who posted before me and edited is solution after seeing mine using the same algorithm... at least he could have said "Yeah, I liked your s...
How to implement classic sorting algorithms in modern C++?
...mples of this kind of code after seeing Sean Parent's talk. Also, I had no idea std::iter_swap existed, although it seems strange to me that it's in <algorithm>.
– Joseph Mansfield
Jul 9 '14 at 10:29
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