AlexMocioi’s gists

AlexMocioi / IdGenerator

Created May 26, 2013 19:23

Generator numar unic crescator

	func idGenerator() chan int {
	ids := make(chan int)
	go func() {
	id := 0 //intializare cu ultimul nr din baza de date
	for {
	id++
	ch <- id
	}
	}()
	return ids

AlexMocioi / Indexer_allDB

Created May 28, 2013 11:20

Reindex views from all design docs, couch db

	VIEWS=`curl --request GET -s "http://$server:5984/$database/_all_docs?startkey=%22_design/%22&endkey=%22_design0%22" \| awk '{FS="[\":\"]+";if($2 == "id") print $3}'`
	for VIEW in $VIEWS
	do
	#echo "index view: ${VIEW}"
	echo "curl -X GET -s \"http://$server:5984/$database/_design/{$urls}\" >/dev/null 2>&1" >> $filename
	done

AlexMocioi / dbConnEx

Created June 10, 2013 14:50

Exemplu de conexiune la postgresql si couchdb

	<?php
	// Connecting, selecting database
	$dbconn = pg_connect("host= port= dbname= user= password=")
	or die('Could not connect: ' . pg_last_error());

	//Tre sa fac validarea asta doar pentru TC.1
	$crotalie = 'RO03000021724';
	// Performing SQL query
	$query = 'select apt.cod_crotalie
	from apia_bd2010.application_tag apt

AlexMocioi / couch.js

Created June 15, 2013 17:54

eu am facut in felul urmator, este experimental pentru moment dar functioneaza: 1 trebuie sa fii conectat prin vpn sau in reteaua de la iqm, mergi la adresa: http://172.16.0.52:5984/bd2013/internal_utils/index.html 2. deschizi consola navigatorului (F12) 3. totul este rulat din consola cu navigatorul pornit pentr multe dosare (>500) se poate sa …

	$.couch.urlPrefix = "http://localhost:5984";

	$.couch.info({
	success: function(data) {
	console.log(data);
	}
	});
	$.couch.db("bd2013").info({
	success: function(data) {
	console.log(data);

AlexMocioi / HTTP Handler

Created July 15, 2013 04:10

Describe how a http handler is treated in server.go

	func (h timeoutHandler) ServeHTTP(w ResponseWriter, r Request) {
	done := make(chan bool, 1)
	tw := &timeoutWriter{w: w}
	go func() {
	h.handler.ServeHTTP(tw, r)
	done <- true
	}()
	select {
	case <-done:
	return

AlexMocioi / PProf

Created July 15, 2013 09:09

Profiling GO web app

	in header-ul cu import trebuie adaugata linia:

	_ "net/http/pprof"

	dupa care se pot accesa urmatoarele url-uri (sunt accesibile si din afara):
	http://localhost:8081/debug/pprof/ - centralizatorul cu situatia de facto
	http://localhost:8081/pprof/heap
	http://localhost:8081/pprof/profile
	http://localhost:8081/pprof/block

AlexMocioi / FileLOG

Created July 16, 2013 00:58

Describe how to log to specific file go app output

	func init() {
	logf, err := os.OpenFile("log/mid_loop_"+ (time.Now()).Format("2006-01-02_15-04-05") +".log", os.O_WRONLY\|os.O_CREATE, 0640)
	if err != nil {
	log.Fatalln(err)
	}
	log.SetOutput(logf)
	...
	}

	pe exit inchide go filehandler sau se poate pune explicit in main

AlexMocioi / Jquery one

Created July 16, 2013 22:01

One time binding event on element

	$('#divLeduriComunicatie').one('cancel_GenerarePDF', function() {
	...
	});

	Asta înseamnă că la primul event de tipul ăla, se va executa funcția și se va face automat și unbind, asta e bine că nu mai uiți să faci unbound!

	http://api.jquery.com/one/

	the handler is removed after the first time the event occurs at the delegated element

AlexMocioi / main.go

Created December 18, 2013 00:34 — forked from tonyhb/main.go

Convert struct to map

	package main

	import (
	"fmt"
	"net/url"
	"reflect"
	"strconv"
	)

	type Person struct {

AlexMocioi / AmprentaDigitalaDocCouch.js

Created January 18, 2014 08:36

Funcție map-reduce pe CouchDB, face SHA256 pe document:

	//Map
	function(doc) {
	// Machetă document complex
	if ( doc.tip=='MD' ) {
	var ss = ''+doc.macheta+doc.prd+doc['_id']+doc['_rev'];
	for (var i=0,n=doc.valori.length; i<n; i++) {
	for (var j=0, m=doc.valori[i].registre.length; j<m; j++) {
	var k = doc.valori[i].registre[j];
	ss += doc.valori[i].valoare+k[0]+k[1]+k[2]+k[3];
	}