Index MySQL Data into Elasticsearch 5.X This article will demonstrate step by step guideline to index MySQL data into Elasticsearch. Until the Elasticsearch 1.5 version we have different river was there to index MySQL data into the Elasticsearch. But river has been deprecated since Elasticsearch 1.5. Now Elasticsearch provides support in Logstash to import data…
While developing Ansible playbook for my on project I have some one usecase regarding use variable of variable in ansible playbook. So I found some workaround as I described in my this article. Problem :- I am trying to access variables which is defined in `group_vars`. As we know variable defined in group_vars are accessible…
Getting Started with Ansible What is Ansible? Ansible is Simple IT automation tools that managing your server infrastructure, Including Code Deploys, Handling services on your remote server, Installations and configurations server. Here are some more key properties of Ansible: Ansible Installation: Getting started with ansible , installations steps for CentOS. You can find more details…
You can Count matching occurrences in php array using php array function array_count_values() Syntax: array array_count_values ( array $array ) array_count_values() returns an array using the values of array as keys and their frequency in array as values. Example:- <?php $array = array(1,”roopendra”,1,”php”,”roopendra”); print_r(array_count_values($array)); ?> Above code will output:
You can validate URL in PHP using regular expression or using validate filters Validate URL in PHP using regular expression: Example:- Validate URL using validate filters: Example:- Validate URL using validate filters with flag value: Flags:- FILTER_FLAG_PATH_REQUIRED : Requires URL to have a path in URL the domain name (like www.example.com/Orders/order/) FILTER_FLAG_QUERY_REQUIRED : Requires URL…
Changes in PHP ternary operator since PHP 5.3 Till PHP 5.2 $varName = ($cond) ? $cond : ‘false’; From PHP 5.3 $varName = ($cond) ? : ‘false’; No need to write condition for true. It will automatically taken $cond in true. Reference URL :- http://www.php.net/manual/en/language.operators.comparison.php#language.operators.comparison.ternary
Post JSON data via PHP cURL We can Post JSON data via PHP curl by using header Content-Type: application/json in CURLOPT_HTTPHEADER. Below is working code demonstration of PHP curl with post json field. <?php $url = ‘http://yourdomain.com’; $jsonString = json_encode(array(“key” => “value”)); // You can directly replace your JSON string with $jsonString variable. $ch = curl_init();…
