example2.js

// suggested shell cmd line to run this:
//
//   mongo --shell example2.js
// 
// Note: the { out : … } parameter is for mongodb 1.8+

db.things.insert( { _id : 1, tags : ['dog', 'cat'] } );
db.things.insert( { _id : 2, tags : ['cat'] } );
db.things.insert( { _id : 3, tags : ['mouse', 'cat', 'dog'] } );
db.things.insert( { _id : 4, tags : []  } );

oroce

What you'll need

• nginx
• nginx-x-rid-header module (https://github.com/newobj/nginx-x-rid-header)

Why?

We want to track image downloads from client side and in javascript we cannot get the header values:(.

Logging

ashrithr

Installing Kerberos on Redhat 7

This installation is going to require 2 servers one acts as kerberos KDC server and the other machine is going to be client. Lets assume the FQDN's are (here cw.com is the domain name, make a note of the domain name here):

• Kerberos KDC Server: kdc.cw.com
• Kerberos Client: kclient.cw.com

Important: Make sure that both systems have their hostnames properly set and both systems have the hostnames and IP addresses of both systems in

jpswade

Find the original here article here: Devops Best Practices

DevOps started out as "Agile Systems Administration". In 2008, at the Agile Conference in Toronto, Andrew Shafer posted an offer to moderate an ad hoc "Birds of a Feather" meeting to discuss the topic of "Agile Infrastructure". Only one person showed up to discuss the topic: Patrick Debois. Their discussions and sharing of ideas with others advanced the concept of "agile systems administration". Debois and Shafer formed an Agile Systems Administrator group on Google, with limited success. Patrick Debois did a presentation called "Infrastructure and Operations" addressing

milesbxf

###################################################
##
## Alertmanager YAML configuration for routing.
##
## Will route alerts with a code_owner label to the slack-code-owners receiver 
## configured above, but will continue processing them to send to both a
## central Slack channel (slack-monitoring) and PagerDuty receivers
## (pd-warning and pd-critical)
##

mstemm

# Split all objects and pass them to each filter below

# Create/Delete Namespace
(select(.verb == "create" and .objectRef.resource=="namespaces") |
    "[" + .stageTimestamp + "] " + "Namespace Created: name=" + .objectRef.name),

(select(.verb == "delete" and .objectRef.resource=="namespaces") |
    "[" + .stageTimestamp + "] " + "Namespace Deleted: name=" + .objectRef.name),

# Create/Delete Deployment

prologic

Learn Go in ~5mins

This is inspired by A half-hour to learn Rust and Zig in 30 minutes.

Basics

Your first Go program as a classical "Hello World" is pretty simple:

First we create a workspace for our project: