AWS cli installation, configuration and stopping/starting EC2 machines

Author - Navneet Kashyap
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Install the AWS CLI Using the MSI Installer (Windows)
Download the AWS CLI MSI installer for Windows (64-bit) click-here or directly access https://s3.amazonaws.com/aws-cli/AWSCLI64.msi.
Run the above downloaded MSI installer. Follow the instructions that appear:
The CLI installs to C:\Program Files Read more…

Correct way to post a form in cakephp 2.* with client side validation in JavaScript

Author - Kailash
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If we follow cakephp rules to create a form then we can use cakephp inbuilt functionality like we don’t need to assign labels to form fields. Cakephp automatically creates a label for each form field also in case of update/insert validation error messages, the message is automatically shown Read more…

Overview of DevExtreme components

Author - Neelam
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DevExtreme is a commercial application framework created by DevExpress. DevExtreme framework uses html5 and javascript code and targets today’s most popular smartphones and tablet devices. Devextreme supports both mobile application and web application.

In devextreme there are three flavors of the core functionality that we can use in our Read more…

Salesforce: Save docusign (PowerForms) FormData in Salesforce

Author - Kiran Preet
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Problem: Get data filled by user from docusign FormData and pass it into Salesforce.

Description: We have docusign account integrated with Salesforce account. We want to use the functionality of power forms of docusign and get all the data filled by user in power form back Read more…

How to make the image background transparent using gimp editor

Author - Kajal Marwaha
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There are two different ways for making the image background transparent in Gimp:

For white color background:

1. Open the required image in Gimp:

2. Go to layer > Transparency>color to alpha as given below in the screenshot:

3. Above steps makes the image transparent as Read more…

Anonymous Inner Classes in Java

Author - Richa
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Using Anonymous Inner Classes in Java:

Before getting into the depth of Anonymous inner classes, let’s understand a bit about inner classes first. As the name implies, a class which is declared and defined inside another class just like a normal member function or variable is called Read more…

Java | Static and Non-Static Inner classes

Author - Komal
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Static and Non-Static Inner classes:

Static Nested Classes:

Static Nested Classes are the static classes in Java which are created inside another outer class. As these are declared inside another class with keyword ‘static’, therefore they are treated like the static member of its outer Read more…

Slider Revolution Plugin : Stop slider on hover

Author - Webner
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0 Comments
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Sometimes Slider Revolution slider does not stop moving the slides even if the user is typing the data in the input box on the slides .

Solution : We can stop the Slider on hover or after some time in slider revolution plugin by following these steps:

1. Click on the Slider Read more…

Taking Database Backup And Moving that backup from one server to another using PHP

Author - Deepika
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1 Comment
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While working on two servers, we can take the backup of database on one server using mysqldump command in php.

Example :
exec(‘mysqldump –host ‘.$dbhost.’ –user ‘.$dbuser.’ –password=’.$dbpass.” “. $dbname.’ > ‘.$dbname.’.sql’);

After creating dump of database, user can move the dump database file from one server to another Read more…

Web crawlers, Robots.txt and Googlebot

Author - Navneet Kashyap
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0 Comments
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What are web crawlers?

Web crawlers are programs or scripts which search engines use to gather certain types of data from the websites and check links and update the indexes, so that search engines can show up-to-date results. Most of the search engines like Google and Yahoo, use Read more…

Scaffolding in CakePHP

Author - Ishpreet Kaur
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Scaffolding in CakePHP

Application scaffolding in CakePHP is a technique that allows the developer to define and create a basic application that can create, retrieve, update and delete objects. Basically CRUD (create, Read, Update, Delete) data operations are common in most of the applications.

Scaffolding basically provides temporary structure or Read more…

Jquery | Check if image exists for the url created at runtime

Author - Harleen Kaur
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Suppose a website page displays the list of subjects along with information and corresponding image. Html “div” with classname “.subjects” are generated dynamically in accordance with database records of subjects with custom attribute assigned as “data-subjectid” to each div which represents the unique id of each subject.

Suppose we Read more…

Add virtual field in cakephp 2.* in find methods

Author - Kailash
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0 Comments
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How to specify an extra field (not existing in the table) while fetching data from database using find method? Solution is explained below.

Assign value to virtual field before find function call:

$this->virtualFields[‘virtual_field_name’] = ‘any value’;

Use virtual field in find function:

$result = $this – > find(‘all’,
array(
‘fields’ => array Read more…

Selenium IDE: Locate and verify GUI and CSS Elements

Author - Webner
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0 Comments
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While using Selenium Ide, It is very hard to verify the GUI and CSS elements using record and run method. In record and run method you will not be able to use all of the commands due to lack of commands in the web page context menu (Use Right click Read more…

RESTFul architecture best practices

Author - Rita
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1. Restful web service has its specific set of standard methods like: GET, POST, DELETE, PUT, OPTIONS. We should use HTTP methods as per standard. For example: use “Delete” method to delete the resource not for any other task.
2. We should return valid HTTP response code for each and Read more…

Ubuntu | Unable to login, failed to start session

Author - Webner
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0 Comments
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Description:  I am trying to login in my Ubuntu machine. I entered my correct password and it didn’t login me. It showed me “failed to start session” message in red color. I am also not able to login with guest user.

Solution:  This problem occurs Read more…

Quickbook Webconnector queue concept with Job priorities

Author - Webner
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0 Comments
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Queue plays very important role in Quickbook integration via Web connector. Each new job is created in the queue with priority level according to which it is executed. For example when we add a new user or new product than these events are stored in a queue as a job Read more…

Allowing PHP cURL to access self-signed websites without verifying the SSL certificate

Author - Richa
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0 Comments
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By default, each cURL request can access only SSL certified websites. However, at times it is required to access those sites which are self-signed. To verify that your cURL request is able to access self-signed websites or not, use below command:
curl <URL of the domain to Read more…

Salesforce | How to access CLIENT_ID, CLIENT_SECRET in salesforce

Author - Webner
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0 Comments
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Problem: How to access CLIENT_ID, CLIENT_SECRET in salesforce.

We can access the ClientID and ClientSecret by creating Connected app in Salesforce.

Solution: Follow these Steps to create a new app in salesforce.

1. Click on setup then under Build click on Create under create click on the App.

2. The Read more…

WordPress | Developing Custom scheduler in WordPress

Author - Harleen Kaur
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0 Comments
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Suppose you want to design a custom scheduler in wordpress plugin instead of using wordpress scheduler which has fixed values of recurrence which are ‘hourly’, ‘twicedaily’,’daily’. And if you want to make the scheduler dynamic instead of making it static i.e. instead of setting the fixed scheduler value Read more…

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