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As by now you probably know, I've been working on Ansible a lot lately. In this tutorial we will go over how to terminate all AWS EC2 instances programmatically using Ansible script. Before you go over this tutorial, make sure you have setup …
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In this tutorial we will go over Lock(), UnLock(), ReentrantLock(), TryLock() and how it's different from Synchronized Block in Java. If you have also below questions then you are at right place. Locks in Java Java Lock Example and …
Java 8 has so many new functionalities and collection of features which are hidden inside packages. In this tutorial we will go over java.nio.file.Path interface. Path is an object that may be used to locate a file in a file system. It will …
It's been few months I started playing with Ansible. In this tutorial, we will go over how to use vars_prompt ansible section if you may wish to prompt the user for certain input while running ansible playbook. Let's get started: Step-1 Create …
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Java comes with lots of utilities. In this tutorial we will go over simplest way to generate log files using SimpleFormatter and XMLFormatter. On Crunchify, we have published few tutorials about logging some time back. Configured …
Linux Curl command is very amazing. It's very simple command which is use to send or get data from and to any server. Server would be any server like end point URL, ftp endpoint, etc. In this tutorial we will go over how to read file line by line …
Sometime back I've written an article on difference between HashMap, ConcurentHashMap and SynchronizedMap. In this tutorial we will go over ConcurrentNavigableMap and ConcurrentSkipListMap with all detailed explanation. Do you have any of below …
If you are a WordPress user and running your site for buying selling goods, digital download then you know the importance of Hosting and availability of the same. If your website goes down, you lose money every minute it is offline. Security, …
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Over last few years, I've been playing with Filebeat - it's one of the best lightweight log/data forwarder for your production application. Consider a scenario in which you have to transfer logs from one client location to central location for …