Tutorials

How to download and install Apache tomcat on Windows?

Step 1: Installation of JDK: download and install from this link JDK Download Step 2: Setting the class path variable for JDK: Two methods are there to set the classpath. 1. Set the class path using the following command: set PATH=”C:\Program Files\Java\jdk1.5.0_08\bin”;%PATH% 2. The other way of setting the class path variable is: First right

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Why and Where to use Log4j?

Why and Where to use Log4j? Suppose we are writing code to develop a software. For tracking and debugging our code, we generally write “system.out.println(“Your message”); “ . So, we will write system.out.println(“Your message”); statement as much as we need. Let’s say we have written 100 lines of this statement.   Now think, release of

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What is Log4j?

Log4j: Log4j is a framework written in java which is highly configurable. Here one question may come that what do we mean by “Framework” ? Framework is nothing but a partially or semi build application. One can use it for building other software. Log4j is used in java application for writing log in the code.

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Git Branch Concept and work on Git branch

Git Branch Concept and work on Git branch: In general branch means separate workstation. Like this concept of separate workstation, we also can create separate branches in  Git according to the steps of our flows   like development(dev), Testing(test) or Production(prod)  or based on what functionality we will add to our project. We also create branches  in Git for not

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Important git  commands, Learn Git in 30 minutes

  Configuring Git setting global user name and email, these are identification who is working with the project(repository) $ git config –global user.name “My Name” $ git config –global user.email myEmail@example.com   Creating a new repository –git init command initializing git local repository in your computer: $  git init Checking the status –git status $ git status

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How to resolve “The superclass “javax.servlet.http.HttpServlet” was not found on the Java Build Path” problem in eclipse?

Problem : Or if you “run as server” you can see the error like: “The superclass “javax.servlet.http.HttpServlet” was not found on the Java Build Path”   Solutions: Method 1: Right Click on your project folder, Choose Property>Project Facets Then select Runtimes and choose your desired server and click Apply>Ok       Method 2: If

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