Yum is dead, long live DNF | DNF
Do you wonder why you don’t have yum package installed on the Fedora 22 clean installation and why you get warnings when calling /usr/bin/yum executable or any yum-util plugin about deprecation of Yum? You see right, Yum is gone. Literally. And DNF is the new default Fedora package manager. DNF is fork of Yum with the state-of-art SAT-based dependency solver and was supposed to replace Yum in Fedo
Recovering Redis Data with GDB
We recently had an incident where we had a Redis instance blocked on writing to disk, hung inside the kernel. Through a variety of other circumstances this meant the only up to date copy of business critical data was in memory on a single machine, multiple independent replicas and backups were unavailable, and that machine could crash at any moment. The problem was eventually solved without data l
GitHub - clusterit/orca: A SSH Gateway
orcais a SSH gateway comparable to a reverse HTTP proxy. You can use orca to enable your employees to connect to internal servers without the need to build a VPN. Simply put orca in front of your servers and you can connect to any backend server via SSH. ![Call Graph](http://g.gravizo.com/g? digraph G { client -> sshgate [label="Agent Forwarding"]; sshgate -> backend1; sshgate -> backend2; sshgate
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The Ubiquitous Database - Why the SQL Standard does not need another way to do GROUP BY
運用を楽にするためのアプリケーションコードを書くということ : sonots:blog
