How gzip uses Huffman coding
I wrote a blog post quite a while ago called gzip + poetry = awesome where I talked about how the gzip compression program uses the LZ77 algorithm to identify repetitions in a piece of text. In case you don’t know what LZ77 is (I sure didn’t), here’s the video from that post that gives you an example of gzip identifying repetitions in a poem! I thought this was a great demonstration, but it’s only
Metaprogramming Python for Big Data
For many companies, understanding what is going on in your business involves lots of data. But, how do you query 10s of billions of data points? How can a company begin to make sense of so much information? Ville Tuulos, Principle Engineer at AdRoll, a company producing tons of big data, demonstrates how AdRoll uses Python to squeeze every bit of performance out of a single high-end server. They m
1
リリース、障害情報などのサービスのお知らせ
最新の人気エントリーの配信
処理を実行中です
j次のブックマーク
k前のブックマーク
lあとで読む
eコメント一覧を開く
oページを開く
[rtc2009]列指向データベースについて / ROMAについて![[rtc2009]列指向データベースについて / ROMAについて](https://cdn-ak-scissors.b.st-hatena.com/image/square/ce1d3936861767cc30b85fedd2ebe33bfd12a471/height=288;version=1;width=512/http%3A%2F%2Fstatic-cdn1.ustream.tv%2Fi%2Fvideo%2Fpicture%2F0%2F1%2F2%2F2412%2F2412226%2F1_1762612_2412226%2C640x360%2Cb%2C1%3A1.jpg)
