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How do I install latest ansible server on a Redhat or Centos 7 server? You can easily install the latest stable version of ansible in a Redhat or centos7 server using the EPEL repo. The default yum repo does have the ansible installation. Follow the steps for the ansible setup. You can install Ansible in […]

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Linux shell is an interactive mode to run the Linux commands. You can type commands in terminal using keyboard and you can run it using shell. Lets say , you want to automate some action on your Linux machine. In this case you cannot feed the terminal with commands one by one. So what you […]

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This tutorial will guide you through the steps for deploying a plain spring web application to a tomcat server. If you haven’t setup Tomcat server, you can follow the steps given below to set it up on a Ubuntu server. Setting Up tomcat7 on Ubuntu All the required steps for the configuration and setup is […]

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In this second series, you will learn about script debugging, conditional statements and case statements. Debugging shell script Everything goes wrong at some point. You can debug the shell script for error like any other programming languages using two switches “-v” and “-x”. Just append the switched before the script name to debug the script. […]

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When you start learning powershell you wont be knowing all the commands. So the help system will let you discover the commands and gives you a short note about what a particular command does. By using help you can avoid lots ans lots of errors and you can save time in the learning process. The […]

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What is powershell:              Windows powershell is an excellent command line shell for windows operating system. It is also described as a an object oriented programming language. Using powershell scripts you can manage your windows operating system, automate tasks, manage applications etc,.etc,.For windows administrators windows powershell acts as a major […]

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Rails form_for helper used the active record class for handling the forms and saving to database. However in some cases you might not want your form data to be saved in a database. For example, if you are developing an application which creates a bucket in amazon s3, you wouldn’t want your bucket name to […]

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In this tutorial am going to explain how to set up ruby on rails environment , create a rails application and test that application on Hereoku paas, so that you can see how your application will look and work in production environments. Also i will go through the errors i encountered during the setup process. Setting […]

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Controllers and views are the integral part of ruby on rails frameworks. The requests from the client is first sent to the server and the server directs the request to appropriate controller, the controllers in turn directs the request to a model  if necessary and connects it to the view to show the output tot […]

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Ruby on rails is a framework for developing web applications based on ruby programming language.  Ruby is not only used for web application development but also for various other native applications. Ruby is purely object oriented and it make programming lots more easier using the oops concepts. Ruby has the same syntax like python, perl, […]

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I assume that you have lamp stack installed in your system. And if you have PHP version lower than 5.1, you have to you have to upgrade it to php5. Step 1: Check the PHP info if the PDO driver is already installed. It will be automatically installed if you installed the latest lamp server. You can […]

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Database connection: Connecting mongoDB with php is really simple if your configured php with mongoDB using php driver. Assuming that you have already configured php with mongoDB am going to explain the php script to connect mongoDB. For configuring mongoDb with php inlinux , you can follow this link. How to Configure Php with mongoDb on […]

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