Skip to content

Instantly share code, notes, and snippets.

@refik
refik / refik_turkeli_hw1.Rmd
Created November 11, 2018 01:28
Refik Turkeli MFIN 809 HW1 Rmarkdown
---
title: "MFIN 809 Homework 1"
author: "Refik Türkeli"
date: "11/11/2018"
output: pdf_document
---
```{r setup, include = FALSE}
library(tidyverse)
library(moments)
Year Deviation
1992 -7.14%
1993 1.62%
1994 2.48%
1995 -2.59%
1996 9.37%
1997 -0.55%
1998 -0.89%
1999 -9.19%
2000 -5.11%
@refik
refik / turknet.js
Created August 30, 2018 14:59
Turknet JS
This file has been truncated, but you can view the full file.
! function(e) {
function t(r) {
if (n[r]) return n[r].exports;
var o = n[r] = {
i: r,
l: !1,
exports: {}
};
return e[r].call(o.exports, o, o.exports, t), o.l = !0, o.exports
@refik
refik / gist:446767fd448eda7ee3d2a57851db52a0
Created June 29, 2017 06:53
exchange rates for TRY for 2010-2017
Kurlar-Döviz Kurları (Günlük)
Orijinal Frekans,KESİKLİ,Orijinal Gözlem
49911.html linkine tıkladıktan sonra da dosyayı kaydedebilirsiniz.
TP.DK.EUR.A TP.DK.EUR.C TP.DK.EUR.S TP.DK.GBP.A TP.DK.GBP.C TP.DK.GBP.S TP.DK.USD.A TP.DK.USD.C TP.DK.USD.S
01-01-2010 .. .. .. .. .. .. .. .. ..
library(lubridate)
library(tibble)
library(dplyr)
library(tidyr)
t <- ymd_hms("2017/06/14 10:00:00")
tp1 <- ymd_hms("2017/06/15 15:00:00")
# 10:00 T
# 15:30 T + 1
@refik
refik / refik-forecast.R
Created December 14, 2016 06:36
Holt winter forecasting for Audio production data
library(tidyverse)
library(forecast)
library(readxl)
tugce_file <- "/Users/refik/Desktop/her madde kodu için winters modeli.xlsx"
output <- "/Users/refik/Desktop/holt-winters.csv"
excel <- read_excel(tugce_file, col_names = FALSE)
products <- excel[5:nrow(excel), 1:30]
colnames(products) <- c(unlist(excel[4, 1:6]),
# 2 Dakikada Teklif icin ozel AX parametre isimleri #
buildingType = TR(state['building'])
quoteAmount = state['price']
daireSayisi = state['apartment']
blokSayisi = state['block']
product = "monitor: state['monitor']['id'] \n
panel: state['panel']['id'] \n"
ekstra: TR(state['extra']['monitors']]) + TR(state['extra']['panels']])"
@refik
refik / gist:ac60c379cb119225e544
Created January 14, 2015 08:29
topcoder final
class ConnectingCars:
def minimizeCost(self, positions, lengths):
carts = sorted((positions[i], positions[i] + lengths[i]) for i in xrange(len(positions)))
return sum((carts[i][0] - carts[i-1][1]) * min(i, len(carts) - i) for i in xrange(1,len(carts)))
class ConnectingCars:
def minimizeCost(self, positions, lengths):
carts = sorted((positions[i], positions[i] + lengths[i]) for i in xrange(len(positions)))
move = lambda i: 0 if i == 0 else (carts[i][0] - carts[i-1][1]) * min(i, len(carts) - i)
return sum(move(i) for i in xrange(len(positions)))

Keybase proof

I hereby claim:

  • I am refik on github.
  • I am refik (https://keybase.io/refik) on keybase.
  • I have a public key whose fingerprint is 990A 68C0 D7EF 3B22 B940 23B5 CD04 7237 F1C3 0B1B

To claim this, I am signing this object: