Others (Technical)

Difference among isset, is_null and empty in PHP

Author - Varun Chopra

Learn to Differentiate among isset, is_null and empty in PHP

Php has different methods to check the value of the variable. The methods isset(), empty() and is_null() are very useful methods and all returns a boolean value. Let see the difference between these methods for different Read more…

Using Google Search Operators

Author - Mayank Srivastava

Using Google Search Operators for Better Results

Google defines Search Operators as the “words or symbols in one’s search phrase that make the search results more precise”. These operators have their basis in coding as they are nothing but shortcuts in procuring the best results Read more…

Understanding Azure Functions with Example

Author - Varun Chopra

What are Azure functions? Example of Invoking Azure functions inside the Logic App.

Azure Functions

In General, functions are used to run the small pieces of code to make it reusable. Similarly, Azure functions are used to run the small pieces of code inside Read more…

Customized multi row selection in Devextreme Datagrid

Author - Harleen Kaur

Customized multiple row selections in Devextreme Datagrid with dxRadiogroup as a Custom Column Field

I am using Devextreme jquery datagrid with paging options implemented that involves setting permissions for user. The target here is to update the datasource and dxRadiogroup values when multiple rows are selected Read more…

Error : “Bad value for restricted picklist field while creating records”

Author - Neha Mishra
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In salesforce, a picklist can be dependent on a global picklist value set or it may be defined manually while creating field.

Above error occurs when we try to create a record along with a value set for the picklist. There can be two reasons for this :

The picklist is Read more…

How to create Bootstrap Carousel?

Author - Varun Chopra

Learn How to create Bootstrap Carousel

The carousel is a slideshow for cycling through a series of content. It is also known as image slider. It also includes support for next and previous controls.

Now, let’s see how to create Bootstrap Carousel.

First of all Read more…

PostgreSQL – Server doesn’t listen error

Author - Varun Chopra
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How to fix PostgreSQL server doesn’t listen error

While trying to connect to Postgress you may face this error – Server doesn’t listen.

Error:

This is not an error exactly but an exception that occurs when we are running two or Read more…

How to get Lat, Long in React Native app

Author - Varun Chopra

Steps to access GPS in React Native app to capture lat/long

In your AndroidManifest.xml add following permissions:

<uses-permission android:name=”android.permission.ACCESS_FINE_LOCATION” />

it comes enabled by default on iOS but not Android.

There are three methods available for geolocation:

getCurrentPosition Read more…

Tableau development environment setup alternatives

Author - Harshit Gulati

Tableau development environment setup alternatives with and without Data Migration from Development to Production

Development, Test, QA and PRODUCTION – With Data Migration

Description:  Common names for environments for Tableau development are development, test/QA, staging/pre-production, and production. There are typically Read more…

Introduction to Firefox Gecko Driver for Selenium

Author - Varun Chopra
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Introduction to Firefox Gecko Driver for Selenium

Firefox gecko driver is used to perform the automation testing in Firefox browser. For selenium 3 you need to download the gecko driver to run the scripts in Firefox browser. Mozilla has released the gecko driver to support the Read more…

How to apply text style on bullets/number list in CKEditor

Author - Mahesh Kumar
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How to apply text style on bullets/number list in CKEditor

CKEditor is a rich text editor used for writing content in online applications. It has features found in desktop word processors such as styles formatting (bold, italic, underline, bulleted and numbered lists), tables, block quoting Read more…

Selenium-Grid using Command Prompt with examples

Author - Varun Chopra
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Selenium-Grid using Command Prompt with examples

Selenium grid system is a part of the selenium suite which allows the user to run multiple test cases simultaneously across different browsers, operating systems, and machines.

To implement the selenium grid, we need at least two systems. Among Read more…

Regression Testing Example with Selenium

Author - Manpreet Singh
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Regression Testing Example With Selenium

Regression testing is a process to verify that code changes in the product do not impact the existing functionality of the product. In simple words, regression testing is performed to re-execute test cases in order to check whether the previous Read more…

Install TestNG framework in Eclipse for Selenium Webdriver?

Author - Naman Gupta
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How to install TestNG framework in Eclipse for Selenium Webdriver?

TestNG is an automation testing framework in which NG stands for “Next Generation”.
By using TestNG we can automate the test cases with the help of annotations.

Steps to follow to install Read more…

How to use whitelisted static IP address on a different machine in Filezilla

Author - Navneet Kashyap
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How to use whitelisted static IP address on a different machine in Filezilla (works in same WAN pool provided by your ISP)

When you have already shared your public IP address with a client for accessing FTP/SFTP and due to some reason if your existing Read more…

CURL Error #:Failed to connect to URL port 443: Network is unreachable

Author - Komal Dhiman
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CURL Error #:Failed to connect to URL port 443: Network is unreachable

Calling an API through CURL sometimes leads to this error –

CURL Error #:Failed to connect to URL port 443: Network is unreachable

Where, URL is the url with which Read more…

Advanced Threat Protection

Author - Navneet Kashyap

Advanced Threat Protection (ATP)

Advanced Threat Protection is well known as ATP and it refers to a category of security solutions that protects against sophisticated malware or hacking-based attacks targeting sensitive data. Advanced threat protection solutions can be available as Read more…

Protect your PDF files generated with TCPDF

Author - Pawandeep Kaur
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Protect your PDF files generated with TCPDF

TCPDF is a open source PHP library which is used to generate PDF documents. After downloading it, you can invoke all basic functions of this class without requiring external libraries. It supports various languages Read more…

How to read image from MS word document and save

Author - Sahil Bhalla

How to read .jpg and .png image from a word document and save in a different folder using Java?

Each line inside a word document is defined as a different paragraph and each image represents a paragraph. If there is some text present in between the Read more…

What is new in Sublime Text 3?

Author - Sukhpreet Singh
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What is new in Sublime Text 3?

Sublime is an editor developed by Jon Skinner and Will Bond. The source code of Sublime editor is written in C++ and Python Language. It is very popular among the developers because of its advanced and easy to learn Read more…

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