utmishra

Kafka Cheat Sheet

Display Topic Information

$ kafka-topics.sh --describe --zookeeper localhost:2181 --topic beacon
Topic:beacon	PartitionCount:6	ReplicationFactor:1	Configs:
	Topic: beacon	Partition: 0	Leader: 1	Replicas: 1	Isr: 1
	Topic: beacon	Partition: 1	Leader: 1	Replicas: 1	Isr: 1

utmishra

curl -XDELETE localhost:9200/twitter

curl -XPOST localhost:9200/twitter -d '
{"index": 
  { "number_of_shards": 1,
    "analysis": {
       "filter": {
                "snowball": {
                    "type" : "snowball",
                    "language" : "English"

utmishra

<?php

// $foo = Mage::getModel('.....
// $bar = Mage::getModel('.....

$transaction = Mage::getModel('core/resource_transaction');
$transaction->addObject($foo);
$transaction->addObject($bar);
$transaction->save(); // runs save on all objects. On error -> rollback

utmishra

// This is how you would use it.  Pass in your collection
// along with an individual callback as well as a batch callback
Mage::getSingleton('stcore/resource_iterator_batched')->walk(
    $collection,
    array($this, 'batchIndividual'),
    array($this, 'batchAfter'),
    self::BATCH_SIZE
);

public function batchIndividual($model)

utmishra

#!/bin/bash
# version: 1.0
# author: Sorin Sbarnea

require_clean_work_tree_git () {
        git rev-parse --verify HEAD >/dev/null || exit 1
        git update-index -q --ignore-submodules --refresh
        err=0

        if ! git diff-files --quiet --ignore-submodules

utmishra

app/code/community/Phoenix/
app/code/community/Cm/
app/code/core/
app/design/adminhtml/default/default/
app/design/frontend/base/
app/design/frontend/default/blank/
app/design/frontend/default/default/
app/design/frontend/default/iphone/
app/design/frontend/default/modern/
app/design/frontend/enterprise/default

utmishra

UPDATE admin_user SET password=CONCAT(MD5('qXpassword'), ':qX') WHERE username='admin';
/*
keep qX or another else, if you change qX set in all parameters, only qX
you can use user_id too */