Gerep gerep

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gerep / server.go

Created February 10, 2017 17:52 — forked from elithrar/server.go

Custom Handlers and Avoiding Globals in Go Web Applications - http://elithrar.github.io/article/custom-handlers-avoiding-globals/ - more recent take here: http://elithrar.github.io/article/http-handler-error-handling-revisited/

	package main

	import (
	"fmt"
	"log"
	"net/http"

	"html/template"

	"github.com/gorilla/sessions"

gerep / stdin.go

Last active February 23, 2017 19:50

Given five positive integers, find the minimum and maximum values that can be calculated by summing exactly four of the five integers. Then print the respective minimum and maximum values as a single line of two space-separated long integers.

	package main

	import (
	"bufio"
	"fmt"
	"os"
	"sort"
	"strconv"
	"strings"
	)

gerep / pdf_select_size.go

Last active March 6, 2017 19:09

https://www.hackerrank.com/challenges/designer-pdf-viewer

	package main

	import (
	"bufio"
	"fmt"
	"os"
	"strconv"
	"strings"
	)

gerep / simple_array_sum.go

Last active March 15, 2017 17:14

https://www.hackerrank.com/challenges/simple-array-sum

	package main

	import (
	"bufio"
	"fmt"
	"os"
	"strconv"
	"strings"
	)

gerep / triplets.go

Created May 13, 2017 14:05

	package main

	import (
	"bufio"
	"fmt"
	"log"
	"os"
	"strconv"
	"strings"
	)

gerep / insertion-sort-1.go

Last active June 3, 2017 22:50

Insertion Sort - Part 1 - https://www.hackerrank.com/challenges/insertionsort1

	package main

	import (
	"bufio"
	"fmt"
	"log"
	"os"
	"strconv"
	"strings"
	)

gerep / pg.txt

Created June 7, 2017 20:50

Some PG commands

	Last Vaccum: select * from pg_stat_all_tables;
	Dead tuples: select relname, n_dead_tup, last_vacuum, last_autovacuum from pg_catalog.pg_stat_all_tables where n_dead_tup > 0 and relname = 'precificacao_campanha' order by n_dead_tup desc;
	Run Vaccum: VACUUM FULL VERBOSE precificacao;
	set search_path to pricing;

gerep / calculate.go

Created July 28, 2017 18:35

	newPrice = fmt.Sprintf("%.2f", (current.Price*c.DiscountValue)/100)

	current.NewPrice, err = strconv.ParseFloat(newPrice, 64)
	if err != nil {
	current.Message = "Ocorreu um erro ao calcular o novo valor deste produto: " + err.Error()
	}

gerep / compare-bytes.go

Created August 21, 2017 14:05

	package main

	import "fmt"

	func main() {
	x := []byte(`{
	"hash":"123456",
	"order":123456
	}`)
	x2 := []byte(`{

gerep / pg-dates.sql

Created August 22, 2017 13:28

PostgreSQL: yesterday, today, tomorrow

	select TIMESTAMP 'yesterday';
	select DATE 'yesterday';
	select TIMESTAMP 'today';
	select DATE 'today';
	select TIMESTAMP 'tomorrow';
	select DATE 'tomorrow';
	select TIME 'allballs';
	select now();
	select TIMESTAMP 'now';
	select DATE 'now';

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