anuj kumar anujpradhaan

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anujpradhaan / CardType.java

Created September 14, 2017 10:23 — forked from gabrielbauman/CardType.java

A Java enum representing credit card types (Visa, Mastercard etc) that can detect card type from a credit card number.

	package com.gabrielbauman.gist;

	import java.util.regex.Pattern;

	public enum CardType {

	UNKNOWN,
	VISA("^4[0-9]{12}(?:[0-9]{3})?$"),
	MASTERCARD("^5[1-5][0-9]{14}$"),
	AMERICAN_EXPRESS("^3[47][0-9]{13}$"),

anujpradhaan / example.sh

Created June 24, 2016 06:15 — forked from tristanbes/example.sh

Install Graphite on Debian Server

	# Installing graphite dependencies
	apt-get install -y python2.6 python-pip python-cairo python-django python-django-tagging
	apt-get install -y libapache2-mod-wsgi python-twisted python-memcache python-pysqlite2 python-simplejson
	pip install whisper
	pip install carbon
	pip install graphite-web

	# Setup a vhost by grabbing the example the graphite team released on their repo.
	# In this file, you'll provide the url used to access to your Graphite dashboard
	wget https://raw.github.com/tmm1/graphite/master/examples/example-graphite-vhost.conf -O /etc/apache2/sites-available/graphite

anujpradhaan / pvsl.erl

Created June 17, 2016 07:15 — forked from kidrane/pvsl.erl

benchmark between lists:keyfind and proplists:get_value

	-module(pvsl).
	-define(LIST_SIZES, [10000, 100000, 1000000]).
	-define(RETRIES, 1000).
	-compile(export_all).

	start() ->
	% test for different list sizes
	lists:foreach(fun(N) -> test_list(N) end, ?LIST_SIZES).

	test_list(ListSize) ->

anujpradhaan / mnesia_tablewise_backup.erl

Last active April 28, 2016 12:42

	%Copy and paste the below Anonymous functions to Erlang Shell
	Get_table_structure = fun(TableName) ->
	{tables,[{TableName,[{record_name,mnesia:table_info(TableName,record_name)},{attributes,mnesia:table_info(TableName,attributes)}]}]}
	end.

	Read_tablerows = fun(Rows,TableName,IODevice,Key) ->
	lists:foldl(fun(_,Acc) ->
	NextKey = mnesia:dirty_next(TableName,Acc),
	[Record] = mnesia:dirty_read(TableName,Acc),
	io:format(IODevice,"~p.~n",[Record]),

anujpradhaan / move_to_rds.rb

Created April 26, 2016 09:07 — forked from guenter/move_to_rds.rb

A quick and dirty script to move a database into Amazon RDS (or any other database). Can transfer part of the data beforehand.