What is a Java Bean? Is it Just Any Java Class?

javabeans

What is a Java Bean? Is it just any java class? The answer is no! Many people think when they say “Java Bean” they are talking about just any java class, but this is not the case. A Bean is

Read More What is a Java Bean? Is it Just Any Java Class?

Difference Between URI, URL and URN

What is a URI? URI (Uniform Resource Identifier) is a series of characters to identify a resource. It has the following format: scheme:[//[user[:password]@]host[:port]][/path][?query][#fragment] Here the “scheme” is mistaken for protocols. Schemes are not protocols. Many schemes have been designed to

Read More Difference Between URI, URL and URN

How to Remove Bitnami Banner from Your Discourse Forum Site on GoDaddy

bitnami-godaddy

I recently created a cloud server instance on GoDaddy and installed a Bitnami application (Discourse) on it for one of my domains. Then I realized this Bitnami banner on the lower right corner. After some research and trials, I was

Read More How to Remove Bitnami Banner from Your Discourse Forum Site on GoDaddy

How Kerberos Works

how kerberos works

Kerberos is a computer network authentication protocol that was developed by MIT. An open source, free implementation is available from MIT as well as commercial implementations from other vendors. Kerberos is the native authentication protocol in Active Directory. Here is how

Read More How Kerberos Works

django – ‘int’ object has no attribute ‘keys’

django-int object has no attribute keys

Being new to Django, sometimes I face interesting problems. If it is very late and you are very tired, It may not always be easy to see the problem looking at the displayed error message like this int’ object has no attribute

Read More django – ‘int’ object has no attribute ‘keys’

Django NoReverseMatch Error

Django NoReverseMatch Error

Django’s reverse method can be found under django.core.urlresolvers (new versions: django.urls). To be able to use it you should import it like so:

reverse method is used to generate urls so that you can use them in your template files,

Read More Django NoReverseMatch Error

What is “related_name” used for in Django

django related_name

related_name is an attribute you use while defining relations like many-to-one, many-to-many, one-to-one etc. The value of this attribute is used as the name of the reverse relation between models. Example:

Here we define a many-to-one relation using a

Read More What is “related_name” used for in Django

RedHat JBOSS BPM Suite Installation Error – No ‘jar’ binary detected in PATH

No ‘jar’ binary detected in PATH. I encountered this error message when I was trying to install RedHat JBoss BMP Suite for the first time. At first, I thought I needed to install JRE and include the bin folder in

Read More RedHat JBOSS BPM Suite Installation Error – No ‘jar’ binary detected in PATH