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Gist of the Day: Counting Bits
I’m pretty sure there’s a more efficient way of doing this, but here’s what I’ve quickly typed up in 10 minutes sitting in my hotel.…
Category: Gist of the Day
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Gist of the Day: C Structs from Binary Files Using Perl
Hi, did ya miss me? I’m blogging from O’Hare today, it’s going to be a busy week for me with lots of air travel. That…
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Gist of the Day: Find All Paths for an Undirected Graph
I’ve been doing a lot of stuff lately with data structures and algorithms. This is one that seemed remarkably complicated to me – and still…
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Gist of the Day: Find Which List Items Make Up a Given Sum
Here’s the scenario: you have two lists of integers, and you have a sum. Write an algorithm – in Perl, of course – to find…
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Gist of the Day: Re-Inventing Hashes… In Perl.
Before you begin the well-deserved flaming, please understand that I do not intend on submitting this to CPAN. This is purely an academic exercise to demonstrate…
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Gist of the Day: Process Control with fork(), exec(), and kill()
I feel really bad for leaving you all high and dry yesterday… really bad… okay, you’re right, I don’t really feel all that bad. I…
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Gist of the Day: Simple Tree in Python
I biked a bunch tonight, and worked a bit late, and then watched Torchwood on Netflix… so, sorry for slacking. Here’s the Gist of the…
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Gist of the Day: Threading in Python with All the Trimmings
Today I took on a rather ambitious Gist, and as a result the write-up is going to be rather minimal (I still have three miles…
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Gist of the Day: Ends in Four
Sometimes we have a simple task to do and we over-think it. Such was the case when someone asked me an interview question one time.…
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Gist of the Day: Analyzing Performance with Benchmark.pm
In my post on Inline::C a few days ago I mentioned The Rules of Optimization Club, and then I ranted a little bit about how if you…