nchammas

#!/bin/bash

# Display the duration between timer start and stop.
#
# Usage:  timer {start|stop} [format]
#
# Example:
#
#   timer start
#   <script_commands>

nchammas

yum install -y java-1.7.0-openjdk-devel gcc gcc-c++ ant git
yum install -y wget tar unzip time

yum install -y python-devel

curl https://bitbucket.org/pypa/setuptools/raw/bootstrap/ez_setup.py | python -
curl https://raw.github.com/pypa/pip/master/contrib/get-pip.py | python -

easy_install pip

nchammas

Boston Spark February 2015 Meetup

Boston Spark Community Updates

• This is Event #3 for this Meetup.
• 450+ members; Meetup started in May 2014.
• New talk format: Lightning Talks
  • 30 seconds to 5 minutes maximum.
  • Any topic relating to Spark.
  • Any skill or experience level--beginners welcome!
• Speakers: We want you!

nchammas

Boston Spark April 2015 Meetup

Boston Spark Community Updates

• This is Event #4 for this Meetup.
• 570+ members; Meetup started in May 2014.
• New talk format: Lightning Talks
  • 30 seconds to 5 minutes maximum.
  • Any topic relating to Spark.
• Any skill or experience level--beginners welcome!

nchammas

import asyncio


@asyncio.coroutine
def shleepy_time(seconds):
    print("Shleeping for {s} seconds...".format(s=seconds))
    yield from asyncio.sleep(seconds)
    print("Done shleeping.")

nchammas

-- schema
--DROP TABLE dbo.common_Text;
--DROP TABLE dbo.common_LanguageType;
--DROP TABLE dbo.common_Comment;

CREATE TABLE dbo.common_Comment (
	  CommentId BIGINT NOT NULL PRIMARY KEY
);

CREATE TABLE dbo.common_LanguageType (

nchammas

-- The gist of it:
-- Use HASHBYTES('SHA1', @input); instead of CHECKSUM(@input); if you are interested 
-- in using hashes to detect code changes.

-- oops! I deleted too many records
DECLARE @old_proc_definition VARCHAR(MAX) = '
	DELETE FROM dbo.transactions
	WHERE txn_id < 10000000000000000;
';

nchammas

-- Tested on SQL Server 2008 R2
-- Isolation level is READ COMMITTED

--
-- Session 1
--
CREATE TABLE dbo.parent (
	  parent_id	INT				NOT NULL	PRIMARY KEY
	, value		VARCHAR(50)		NOT NULL
);

nchammas

SET NOCOUNT ON;
USE [tempdb];
GO

-- Try substituting GETDATE() for SYSUTCDATETIME() everywhere in this script 
-- and you will get the same results.

CREATE TABLE a_table (
	  an_integer	INT		DEFAULT (1)
	, a_string	CHAR(10)	DEFAULT ('ohmigodwut')

nchammas

Boston Spark June 2015 Meetup

Boston Spark Community Updates

• This is Event #7 for this Meetup.
• 850+ members; Meetup started in May 2014. Recently had our 1 year anniversary.
• Speakers: We want you!
  • Feature talks or Lighting talks
• Sponsors: You want us!
• Host an event, pay for food and drink, or cover other event costs.