acconsta

19 ms·

151.
by acconsta 11y ago
The problem is that overloaded 0MQ pub sockets drop exactly the data you don't want to drop — the newest data. Maybe they handle that in the application layer, but it's not clear.
152.
by acconsta 11y ago
Right, that's the real value here — holding databases accountable for their claims. Zookeeper clearly documented that writes are consistent but reads aren't, so it "passed" Jepsen cleanly. The Etcd guys claimed reads are
153.
by acconsta 11y ago
Zookeeper came out looking good: https://aphyr.com/posts/291-call-me-maybe-zookeeper
154.
by acconsta 11y ago
>I don't find it surprising that so many distributed databases fail at ensuring consistency; it's a very hard problem It's not hard — it's slow. Sending reads and writes through Paxos or Raft gives you sequential cons
155.
by acconsta 11y ago
I've had some success with this, published last year: http://www.amazon.com/Beginning-Haskell-A-Project-Based-Appr...
156.
by acconsta 11y ago
Dart?
157.
by acconsta 11y ago
Yep. A 32KB L1 cache can hold at most 4000 doubles. 4000/(2 input vectors + 1 result) =1333. http://danluu.com/3c-conflict/
158.
by acconsta 11y ago
Not so surprising that OpenBLAS beat MLK on an AMD processor. Although it's definitely keeping up.
159.
by acconsta 11y ago
Sum types allow a function to return either a result or an error. Not accounting for both possibilities is a compile time type error. Go mimics this behavior, so it's not only a functional thing: http://blog.golang.org/
160.
by acconsta 11y ago
I mean, hedge funds have the resources to monitor thousands of websites. Joe Retail Investor doesn't. Reg FD was introduced to level the playing field.
161.
by acconsta 11y ago
Are there benchmarks to support that? JVM greenthreads vs. linux user threads, for example?
162.
by acconsta 11y ago
To solve the matrix equation A × X = B we need to find the inverse A^-1 Huh? Isn't Gaussian elimination more straightforward?
163.
by acconsta 11y ago
The Haskell Wiki has what seems like a clean and efficient implementation: https://wiki.haskell.org/Edit_distance