Mohit Munjani mohitmun

Outages & Downtime

FWIW: I (@rondy) am not the creator of the content shared here, which is an excerpt from Edmond Lau's book. I simply copied and pasted it from another location and saved it as a personal note, before it gained popularity on news.ycombinator.com. Unfortunately, I cannot recall the exact origin of the original source, nor was I able to find the author's name, so I am can't provide the appropriate credits.

Effective Engineer - Notes

By Edmond Lau
Highly Recommended 👍
http://www.theeffectiveengineer.com/

What's an Effective Engineer?

Automation for the People

Long ago, the first time I read "The Pragmatic Programmer", I read some advice that really stuck with me.

"Don't Use Manual Procedures".

This in the chapter on Ubiquitous Automation. To summarize, they want you to automate all the things.

The trouble was that I hadn't much of an idea how to actually go

System Design Cheatsheet

Picking the right architecture = Picking the right battles + Managing trade-offs

Basic Steps

Clarify and agree on the scope of the system

User cases (description of sequences of events that, taken together, lead to a system doing something useful)
- Who is going to use it?
- How are they going to use it?

	import collections, math, random, numpy
	import tensorflow as tf
	from sklearn.cross_validation import train_test_split

	sentences = """hated the movie it was stupid;\ni hated it so boring;\nawesome the movie was inspiring;\nhated it what a disaster;\nwe hated the movie they were idiotic;\nhe was stupid, hated her;\nstupid movie is boring;\ninspiring ourselves, awesome;\ninspiring me, brilliant;\nwe hated it they were rubbish;\nany inspiring movie is amazing;\nit was stupid what a disaster;\nits stupid, rubbish;\nstupid, idiotic!;\nawesome great movie;\nboring, must be hated;\nhe was boring the movie was stupid;\nboring movie was a disaster;\nboth boring and rubbish;\nso boring and idiotic;\ngreat to amazing;\ndisaster, more than hated;\nbetween disaster and stupid;\ndisaster, so boring;\nawesome movie, brilliant;\ntoo awesome she was amazing;\nhe was brilliant loved it;\ndisaster, only idiotic;\nrubbish movie hated him;\nit was rubbish, why so stupid?;\nrubbish, too boring;\nrubbish, disaster!;\nrubbish, very

	CREATE TRIGGER person_notify AFTER INSERT OR UPDATE OR DELETE ON income
	FOR EACH ROW EXECUTE PROCEDURE notify_trigger(
	'id',
	'email',
	'username'
	);

	CREATE TRIGGER income_notify AFTER INSERT OR UPDATE OR DELETE ON income
	FOR EACH ROW EXECUTE PROCEDURE notify_trigger(
	'id',

	upstream websocket {
	server localhost:3000;
	}

	server {
	listen 80;
	server_name localhost;

	access_log /var/log/nginx/websocket.access.log main;

	#!/bin/sh

	echo Install all AppStore Apps at first!
	# If you are looking into a solution to automate AppStore installs,
	# check mas https://github.com/argon/mas
	# I installed XCode, Simplenote, Clocks, Stuffit Expander, Cloudapp, Forklift.
	read -p "Press any key to continue... " -n1 -s
	echo '\n'

	#Source code with the blog post at http://monik.in/a-noobs-guide-to-implementing-rnn-lstm-using-tensorflow/
	import numpy as np
	import random
	from random import shuffle
	import tensorflow as tf

	# from tensorflow.models.rnn import rnn_cell
	# from tensorflow.models.rnn import rnn

	NUM_EXAMPLES = 10000

+# Add field
+echo '{"hello": "world"}' | jq --arg foo bar '. + {foo: $foo}'
+# {
+#   "hello": "world",
+#   "foo": "bar"
+# }
+# Override field value
+echo '{"hello": "world"}' | jq --arg foo bar '. + {hello: $foo}'
+{