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@@ -7,7 +7,9 @@ Our current development environment is going to consist of:
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3. Eclipse with git integration
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## 1. Ubuntu 18.04 LTS
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This guide is not going to cover the installation and configuration of the OS or the tools and utilities used to reach this point but they are confirmed here for completeness:
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This guide is not going to cover the installation and configuration of the OS
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or the tools and utilities used to reach this point but they are
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confirmed here for completeness:
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-[ ] Next clean installation change this section to include the details on how to check for and correctly install some of the utilities, especially cover ssh key file permissions.
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- Ubuntu 18.04 LTS
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- git-core
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Unless it is stated differently, all commands should be entered using the Terminal.
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## 2. asdf
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This will enable us to not only install our JDKs but also switch between them on a per project basis, install the core of the utility following the instructions here: https://github.com/asdf-vm/asdf
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This will enable us to not only install our JDKs but also switch between them
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on a per project basis, install the core of the utility following
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the instructions here: https://github.com/asdf-vm/asdf
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Close the Terminal and start a new one so that the changes
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can take effect.
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```
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asdf install java oracle-8.181
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```
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The command initiates the download of the selected JDK which can take a while, but once complete the JDK should have been successfully installed.
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The command initiates the download of the selected JDK which can take a while,
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but once complete the JDK should have been successfully installed.
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We'll use this version system wide:
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```
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asdf global java oracle-8.181
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```
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But once setup properly you could use different versions per project by setting the asdf java on that directory.
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But once setup properly you could use different versions per project by setting
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the asdf java on that directory.
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Check for the current version with:
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```
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asdf current java
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```
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Since we applied our version globally running the following anywhere should confirm the asdf settings:
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Since we applied our version globally running the following anywhere should
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confirm the asdf settings:
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```
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java -version
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```
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```
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/home/yourusername/.asdf/shims/java
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```
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Intrepid readers can learn more about shims here (https://en.wikipedia.org/wiki/Shim_(computing))
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Intrepid readers can learn more about shims
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here (https://en.wikipedia.org/wiki/Shim_(computing))
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If during some future tinkering you need to modify something about your locally installed versions of the JDK then you can find the install directories here:
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If during some future tinkering you need to modify something about your locally
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installed versions of the JDK then you can find the install directories here:
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```
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/home/yourusername/.asdf/installs/java
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```
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## 3. Eclipse
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We will install Eclipse Photon in this guide, download it from https://www.eclipse.org/downloads/
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We will install Eclipse Photon in this guide, download it
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from https://www.eclipse.org/downloads/
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From your Downloads directory:
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```
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~/Downloads/eclipse-installer/eclipse-inst
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```
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You can select whichever version you wish but if you want to follow this guide then choose:
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You can select whichever version you wish but if you want to follow this guide
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then choose:
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```
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Eclipse IDE for Java EE Developers
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```
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/home/yourusername/eclipse/jee-photon
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```
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Read and accept the licenses. When the installation completes, choose the launch option; the first action is to select a directory as a workspace, you can select any directory but of you want to follow this guide exactly then set it to:
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Read and accept the licenses. When the installation completes, choose the
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launch option; the first action is to select a directory as a workspace,
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you can select any directory but of you want to follow this guide exactly
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then set it to:
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```
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/home/yourusername/Studio/Dev/eclipse-workspace
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```
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Once Eclipse has started you may dismiss the Welcome screen and uncheck the "Always show Welcome at start up" option, unless you like it and want to be welcomed every time, totally up to you.
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Once Eclipse has started you may dismiss the Welcome screen and uncheck the
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"Always show Welcome at start up" option, unless you like it and want to be
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welcomed every time, totally up to you.
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## 4. Version control with Git and Eclipse Egit
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This section covers a few large and complicated topics, we don't have the scope here to cover them in detail, but here are some links please take the time to read each one you are not familiar with.
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This section covers a few large and complicated topics, we don't have the scope
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here to cover them in detail, but here are some links please take the time to
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read each one you are not familiar with.
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### 4.1 Version control and Git
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If you're here there's a good chance you know what version control is, if not just know it's a type of system used by developers to manage the source code they write. Obviously there is a lot more to it than that and the following link provides an excellent overview of how Git works and compares it to some of the other systems. [Git for Eclipse Users]http://wiki.eclipse.org/EGit/Git_For_Eclipse_Users
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If you're here there's a good chance you know what version control is, if not
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just know it's a type of system used by developers to manage the source code
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they write. Obviously there is a lot more to it than that and the following
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link provides an excellent overview of how Git works and compares it to some of
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the other systems.
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[Git for Eclipse Users]http://wiki.eclipse.org/EGit/Git_For_Eclipse_Users
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### 4.2 Installing EGit
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Our version of Eclipse already as Egit installed. We will confirm this in the next section.
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Our version of Eclipse already as Egit installed. We will confirm this in
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the next section.
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### 4.3 EGit User Guides
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The guides listed in this section are extensive covering many aspects of EGit you may not use, but it might be good to know they exist.
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The guides listed in this section are extensive covering many aspects of
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EGit you may not use, but it might be good to know they exist.
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> You may jump to the next section to continue with a simple
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> step-by-step guide, but remember the guides listed here
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## 5. Step-by-step: Setting up your local Eclipse Git friendly Workspace
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### Step 1: Where's git? Egit? ...anyone?
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From the main Eclipse window navigate to **Window** > **Show View** > **Other** this will open the **Show View** window.
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From the main Eclipse window navigate to
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**Window** > **Show View** > **Other** this will open the **Show View** window.
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In the search bar enter *'Git'* if everything is installed correctly this will display a list of the available Git views. If the *'Git'* options are not displayed then you will need to perform some troubleshooting which is beyond the scope of the current guide; but as a hint make sure you've installed the correct version of Eclipse.
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In the search bar enter *'Git'* if everything is installed correctly this will
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display a list of the available Git views. If the *'Git'* options are
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not displayed then you will need to perform some troubleshooting which is
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beyond the scope of the current guide; but as a hint make sure you've
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installed the correct version of Eclipse.
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While we're here let's add the **Git Repositories** view to our workspace by selecting it and choosing **Open**.
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While we're here let's add the **Git Repositories** view to our workspace
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by selecting it and choosing **Open**.
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It might be added to the bottom part of your workspace like this:
I prefer to have it to the left, next to the **Project View** you can simply drag it by clicking in the *title bar* and moving it to your desired destination.
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I prefer to have it to the left, next to the **Project View** you can simply
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drag it by clicking in the *title bar* and moving it to your desired destination.
When the *'Branch Selection'* window launches it should have selected the *'master'* by default, if not then make sure it is selected, and click *'next'*.
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When the *'Branch Selection'* window launches it should have selected the
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*'master'* by default, if not then make sure it is selected, and click *'next'*.
Once the import has completed the project including the README.md is available
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Delete project.
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### Step 4: Add a local git project
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You can clone git repo from anywhere and even keep them local, which doesn't seem like a good idea for anything that would be worth creating a repo for in the first place,
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but just so that we can say "We Got The T-Shirt" here we go...
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You can clone git repo from anywhere and even keep them local, which doesn't
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seem like a good idea for anything that would be worth creating a repo for in
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the first place, but just so that we can say "We Got The T-Shirt" here we go...
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### Step 5: Getting SSH Access to a GitHub Repository
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