Benny Elgazar Bennyelg

Software Engineer

Bennyelg / dedupnim.nim

Last active February 12, 2019 21:37

	import sequtils
	import nimpy
	import tables
	import intsets


	proc remove_duplications_nim(n: seq[int]): seq[int] {.exportpy.} =
	var t1 = initTable[int, int]()
	for t in n:
	discard t1.hasKeyOrPut(t, 1)

Bennyelg / dedup.py

Last active February 12, 2019 21:38

dedup python and nim test

	import random
	import dedupnim # (dedupnim) https://gist.github.com/Bennyelg/d472cc66d3150d0bb549c14c9a17c253

	def remove_duplicates(n):
	return list({e for e in n})

	def remove_duplicates2(n):
	return {e: 1 for e in n}.keys()

	if __name__ == '__main__':

Bennyelg / 20171104_2.md

Created February 7, 2019 07:49 — forked from shotahorii/20171104_2.md

(un)pivot on Presto

SELECT
  uid,
  kv['c1'] AS c1,
  kv['c2'] AS c2,
  kv['c3'] AS c3
FROM (

Bennyelg / itay.py

Created February 4, 2019 17:48

	def get_lucky_version(real_floor: int):

	floors: List[int] = []
	n = 1

	def its_a_bad_luck_floor(floor_no: int):
	return "4" in str(floor_no) or "13" in str(floor_no)

	for i in range(1, real_floor + 1):
	if its_a_bad_luck_floor(n):

Bennyelg / plpythonu.sql

Created February 2, 2019 20:28 — forked from rturowicz/plpythonu.sql

postgresql: example use of python procedural language

	-- query with stored plan
	CREATE or replace FUNCTION pybench1(id int) RETURNS text AS '
	if (SD.has_key("plan")):
	plan = SD["plan"]
	else:
	plan = plpy.prepare("SELECT * FROM pagetimer pt, pagebrowser pb WHERE pt.idtimer = $1 and pt.idtimer = pb.idtimer", ["int4"])
	SD["plan"] = plan

	rec = plpy.execute(plan, [id])
	if (rec.nrows() > 0):

Bennyelg / sort.nim

Created October 2, 2018 08:48

	proc merge[T](a: var seq[T], b: var seq[T]): seq[T] =
	result = newSeqOfCap[T](a.len + b.len)

	while a.len != 0 and b.len != 0:
	if a[0] < b[0]:
	result.add(a[0])
	a = a[1..^1]
	else:
	result.add(b[0])
	b = b[1..^1]

Bennyelg / singleton_useage.nim

Created September 15, 2018 09:48

	import singleton
	import times
	import strformat

	for _ in countup(1, 3):
	var start = now()
	echo("Starting test..")
	echo(singletonInstance.value)
	echo(fmt"took: {(now() - start).milliseconds}")

Bennyelg / singleton.nim

Created September 15, 2018 09:47

Bennyelg / strategy_example.nim

Created September 15, 2018 09:46

Bennyelg / calc.py

Last active June 27, 2017 22:55

	from decimal import Decimal
	def apply_high_order(ind, element, expression_elements):
	if element in ("*", "/"):
	if element == "*":
	evaluated_num = str(float(expression_elements[ind - 1]) * float(expression_elements[ind + 1]))
	else:
	evaluated_num = str(float(expression_elements[ind - 1]) / float(expression_elements[ind + 1]))
	expression_elements = expression_elements[:ind - 1] + [evaluated_num] + expression_elements[ind + 2:]
	elif element == "(":
	if expression_elements[ind + 2] == "+":