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If you want someone to be able to access your rails console, but don't want them to be able...

Creating Nagios Config with puppet Let's have a look at the classic way of managing Nagios configuration with exported...

When you are using the default MIME-Type configuration and your application allows uploading files, it can be a security...

When a nginx reverse proxy complains about upstreams sending too big headers, tweaking the buffers responsibly can help to prevent...

You can execute systemctl --user --failed to check for failed systemd user units. But let's face it: It's...

If you end up with an Elasticsearch cluster which has a very different disk usage on it's nodes you...

If you have a single node elasticsearch instance and indices with replicas enabled your cluster state will be yellow. If...