Halil Özgür halilim

## CentOS_searchd_initd.sh
#!/bin/bash
#
# chkconfig: 2345 95 20
# description: Sphinx searchd for example app.
# processname: searchd_example

SEARCHD=/usr/local/bin/searchd
CONF=/home/user/app/sphinx.conf

# Source function library.

## Server Security and Performance - Base OS.md

      
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                / Server Security and Performance - Base OS.md
            
            
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                Server Security / Performance - Base OS
              
          
    Notes


Implement these in SaltStack, Ansible, Chef etc where possible (also see https://dev-sec.io/).
For Web app security/performance, see Web Apps Security and Performance.md

Preliminary packages


Development packages, you'll most probably need them

Ubuntu: sudo apt-get install build-essential
CentOS: yum groupinstall 'Development Tools'


Git


## keybase.md

      
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                halilim
                / keybase.md
            
            
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              July 19, 2018 18:27
            
          
    Keybase proof

I hereby claim:

I am halilim on github.
I am halil (https://keybase.io/halil) on keybase.
I have a public key ASCTFoy6Tqz9aQRrOCeOjMkn9M_xyoPNpU3g5_mbYMCpTgo

To claim this, I am signing this object:

  
## ruby_cryptology.rb
CIPHER = { 'a' => 'n', 'b' => 'o', 'c' => 'p', 'd' => 'q',
           'e' => 'r', 'f' => 's', 'g' => 't', 'h' => 'u',
           'i' => 'v', 'j' => 'w', 'k' => 'x', 'l' => 'y',
           'm' => 'z', 'n' => 'a', 'o' => 'b', 'p' => 'c',
           'q' => 'd', 'r' => 'e', 's' => 'f', 't' => 'g',
           'u' => 'h', 'v' => 'i', 'w' => 'j', 'x' => 'k',
           'y' => 'l', 'z' => 'm' }.freeze

REVERSE_CIPHER = CIPHER.invert.freeze

## Chrome_remove_auto_search_engines.js
var others = document.querySelectorAll("#other-search-engine-list .deletable-item:not([lead=lead])");
var toBeRemoved = [...others].filter(function(listItem) {
  var keyword = listItem.querySelector(".keyword-column .static-text").innerText;
  return keyword.includes(".") &&
    listItem.querySelector(".url-column .static-text").innerText.toLowerCase().includes(
      keyword.toLowerCase()
    );
});
if (confirm(`Search engines: \
${document.querySelectorAll("#default-search-engine-list .deletable-item").length} default, \

## daily_whois_halil_im.js
// Simple AWS Lambda function to notify if the domain halil.im is expiring within 3 days.
// Tested on Node.js 6.10 runtime.
// * Create an SNS topic and an SNS subscription with the email you want to be notified
// * Create the function with a trigger of "CloudWatch Events - Schedule" with rate: 1 day
// * Provide the SNS topic ARN to the function as an environment variable
// * Create and attach a policy to the role of this function with sns:Publish on the SNS topic ARN
//   (logs:CreateLogGroup, logs:CreateLogStream & logs:PutLogEvents on a logs ARN should already be there)

/* eslint-env node,es6 */
/* eslint no-console: "off" */

## Testing & quality assurance - tools and the list of the things to test.md

      
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                / Testing & quality assurance - tools and the list of the things to test.md
            
            
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              May 13, 2017 18:49
            
              
                Testing & Q&A - tools and the list of the things to test
              
          
    A list of things that can/should be tested, preferably before commit/receive.
General

Tools


SimianArmy
muhafiz
appCanary - Monitor servers for vulnerabilities


## Ubuntu 13.10 Install (Windows Dual Boot).md

      
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                halilim
                / Ubuntu 13.10 Install (Windows Dual Boot).md
            
            
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              March 18, 2017 16:57
            
              
                Ubuntu 13.10 Install (Windows Dual Boot) - Some issues and how-to for installing
              
          
    Notes


Replace “halil” with your username.
Work in progress.


GPU/Graphics Driver

Nvidia


## Amazon Elastic Beanstalk Rails.md

      
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                / Amazon Elastic Beanstalk Rails.md
            
            
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              December 23, 2016 09:42
            
              
                "Actually" getting Amazon Elastic Beanstalk to work for a Rails 4 application with 12 Factor and Heroku compatibility
              
          
    Last Status


2015-11-10: Abandoned AWS EB.
Got Create environment operation is complete, but with errors. For more information, see  troubleshooting documentation..
Tried to set up CloudWatch Logs but got The following resource(s) failed to create:  [AWSEBCWLHttp4xxMetricFilter, AWSEBCWLHttp5xxMetricFilter].


## find_uniq.rb
require 'set'
def find_uniq(ids)
  # O(n) space
  # uniqs = Set.new
  # ids.each do |id|
  #   uniqs.delete(id) unless uniqs.add?(id)
  # end
  # uniqs.first

  # O(1) space
	#!/bin/bash
	#
	# chkconfig: 2345 95 20
	# description: Sphinx searchd for example app.
	# processname: searchd_example

	SEARCHD=/usr/local/bin/searchd
	CONF=/home/user/app/sphinx.conf

	# Source function library.
	CIPHER = { 'a' => 'n', 'b' => 'o', 'c' => 'p', 'd' => 'q',
	'e' => 'r', 'f' => 's', 'g' => 't', 'h' => 'u',
	'i' => 'v', 'j' => 'w', 'k' => 'x', 'l' => 'y',
	'm' => 'z', 'n' => 'a', 'o' => 'b', 'p' => 'c',
	'q' => 'd', 'r' => 'e', 's' => 'f', 't' => 'g',
	'u' => 'h', 'v' => 'i', 'w' => 'j', 'x' => 'k',
	'y' => 'l', 'z' => 'm' }.freeze

	REVERSE_CIPHER = CIPHER.invert.freeze
	var others = document.querySelectorAll("#other-search-engine-list .deletable-item:not([lead=lead])");
	var toBeRemoved = [...others].filter(function(listItem) {
	var keyword = listItem.querySelector(".keyword-column .static-text").innerText;
	return keyword.includes(".") &&
	listItem.querySelector(".url-column .static-text").innerText.toLowerCase().includes(
	keyword.toLowerCase()
	);
	});
	if (confirm(`Search engines: \
	${document.querySelectorAll("#default-search-engine-list .deletable-item").length} default, \
	// Simple AWS Lambda function to notify if the domain halil.im is expiring within 3 days.
	// Tested on Node.js 6.10 runtime.
	// * Create an SNS topic and an SNS subscription with the email you want to be notified
	// * Create the function with a trigger of "CloudWatch Events - Schedule" with rate: 1 day
	// * Provide the SNS topic ARN to the function as an environment variable
	// * Create and attach a policy to the role of this function with sns:Publish on the SNS topic ARN
	// (logs:CreateLogGroup, logs:CreateLogStream & logs:PutLogEvents on a logs ARN should already be there)

	/* eslint-env node,es6 */
	/* eslint no-console: "off" */
	require 'set'
	def find_uniq(ids)
	# O(n) space
	# uniqs = Set.new
	# ids.each do \|id\|
	# uniqs.delete(id) unless uniqs.add?(id)
	# end
	# uniqs.first

	# O(1) space