pilinux · July 9, 2018 07:33 · Jul 9, 2018 · Jul 9, 2018 · Feb 12, 2018 · Feb 12, 2018
diff --git a/how-to-install-java-on-raspbian.md b/how-to-install-java-on-raspbian.md
@@ -62,11 +62,10 @@ sudo apt-get install oracle-java8-installer
 5. Verify that we have successfully installed java
 
 ```bash
-pi@raspberrypi:~# java -version
-java version "1.8.0_161"
-Java(TM) SE Runtime Environment (build 1.8.0_161-b12)
-Java HotSpot(TM) Client VM (build 25.161-b12, mixed mode)
-
+pi@raspberrypi:~ $ java -version
+java version "1.8.0_171"
+Java(TM) SE Runtime Environment (build 1.8.0_171-b11)
+Java HotSpot(TM) Client VM (build 25.171-b11, mixed mode)
 ```
 
 # Switching between versions

diff --git a/how-to-install-java-on-raspbian.md b/how-to-install-java-on-raspbian.md
@@ -37,10 +37,17 @@ sudo apt-key add key.txt
 
 3. Add the repository to `/etc/apt/sources.list.d/` and perform an update
 
-```bash
-echo "deb http://ppa.launchpad.net/webupd8team/java/ubuntu xenial main" | tee /etc/apt/sources.list.d/webupd8team-java.list
-echo "deb-src http://ppa.launchpad.net/webupd8team/java/ubuntu xenial main" | tee -a /etc/apt/sources.list.d/webupd8team-java.list
 ```
+sudo nano /etc/apt/sources.list.d/webupd8team-java.list
+```
+
+add the following repository
+
+```
+deb http://ppa.launchpad.net/webupd8team/java/ubuntu xenial main
+deb-src http://ppa.launchpad.net/webupd8team/java/ubuntu xenial main
+```
+update source-list
 
 ```bash
 sudo apt-get update

diff --git a/how-to-install-java-on-raspbian.md b/how-to-install-java-on-raspbian.md
@@ -88,4 +88,4 @@ update-java-alternatives -s java-8-oracle
 ```bash
 sudo apt-get install oracle-java8-set-default
 ```
-[More details here] (https://ribasco.wordpress.com/2018/02/11/how-to-install-the-latest-java-version-in-raspbian-stretch/)
+[More details here](https://ribasco.wordpress.com/2018/02/11/how-to-install-the-latest-java-version-in-raspbian-stretch/)
diff --git a/how-to-install-java-on-raspbian.md b/how-to-install-java-on-raspbian.md
@@ -88,4 +88,4 @@ update-java-alternatives -s java-8-oracle
 ```bash
 sudo apt-get install oracle-java8-set-default
 ```
-[https://ribasco.wordpress.com/2018/02/11/how-to-install-the-latest-java-version-in-raspbian-stretch/] See
+[More details here] (https://ribasco.wordpress.com/2018/02/11/how-to-install-the-latest-java-version-in-raspbian-stretch/)
diff --git a/how-to-install-java-on-raspbian.md b/how-to-install-java-on-raspbian.md
@@ -88,5 +88,4 @@ update-java-alternatives -s java-8-oracle
 ```bash
 sudo apt-get install oracle-java8-set-default
 ```
-
-
+[https://ribasco.wordpress.com/2018/02/11/how-to-install-the-latest-java-version-in-raspbian-stretch/] See
diff --git a/how-to-install-java-raspbian.md → how-to-install-java-on-raspbian.md b/how-to-install-java-raspbian.md → how-to-install-java-on-raspbian.md
diff --git a/how-to-install-java-raspbian.md b/how-to-install-java-raspbian.md
@@ -72,7 +72,7 @@ If you have multiple jvms installed and you want to switch back to a specific ve
 ```bash
 update-java-alternatives -l
 ```
-2. Copy the key of the first column of the result
+2. Copy the key of the first column of the result of your target version
 ```bash
 java-8-oracle                  1081       /usr/lib/jvm/java-8-oracle
 ```

diff --git a/how-to-install-java-raspbian.md b/how-to-install-java-raspbian.md
@@ -68,7 +68,7 @@ If you have multiple jvms installed and you want to switch back to a specific ve
 
 #### Option 1
 
-1. First list the available versions in your system
+1. List the available versions in your system
 ```bash
 update-java-alternatives -l
 ```

diff --git a/how-to-install-java-raspbian.md b/how-to-install-java-raspbian.md
@@ -62,10 +62,31 @@ Java HotSpot(TM) Client VM (build 25.161-b12, mixed mode)
 
 ```
 
-Other tips:
+# Switching between versions
 
-If you have multiple jvm versions installed and you want to switch back to java 8, you can do
+If you have multiple jvms installed and you want to switch back to a specific version of java you can do the following: 
 
+#### Option 1
+
+1. First list the available versions in your system
+```bash
+update-java-alternatives -l
+```
+2. Copy the key of the first column of the result
+```bash
+java-8-oracle                  1081       /usr/lib/jvm/java-8-oracle
+```
+
+3. Execute the set command using the previously copied key
+
+```bash
+update-java-alternatives -s java-8-oracle
 ```
+
+#### Option 2
+
+```bash
 sudo apt-get install oracle-java8-set-default
-```
+```
+
+
diff --git a/how-to-install-java-raspbian.md b/how-to-install-java-raspbian.md
@@ -60,4 +60,12 @@ java version "1.8.0_161"
 Java(TM) SE Runtime Environment (build 1.8.0_161-b12)
 Java HotSpot(TM) Client VM (build 25.161-b12, mixed mode)
 
+```
+
+Other tips:
+
+If you have multiple jvm versions installed and you want to switch back to java 8, you can do
+
+```
+sudo apt-get install oracle-java8-set-default
 ```
diff --git a/how-to-install-java-raspbian.md b/how-to-install-java-raspbian.md
@@ -52,4 +52,12 @@ sudo apt-get update
 sudo apt-get install oracle-java8-installer 
 ```
 
+5. Verify that we have successfully installed java
 
+```bash
+pi@raspberrypi:~# java -version
+java version "1.8.0_161"
+Java(TM) SE Runtime Environment (build 1.8.0_161-b12)
+Java HotSpot(TM) Client VM (build 25.161-b12, mixed mode)
+
+```
diff --git a/how-to-install-java-raspbian.md b/how-to-install-java-raspbian.md
@@ -35,7 +35,7 @@ sudo apt-key add key.txt
 ```
 
 
-3. Add the repository and perform an update
+3. Add the repository to `/etc/apt/sources.list.d/` and perform an update
 
 ```bash
 echo "deb http://ppa.launchpad.net/webupd8team/java/ubuntu xenial main" | tee /etc/apt/sources.list.d/webupd8team-java.list

diff --git a/how-to-install-java-raspbian.md b/how-to-install-java-raspbian.md
@@ -4,7 +4,7 @@ The default version of java provided in the latest raspbian images are outdated,
 
 # Installation
 
-1. **Step 1:** Create the gpg key file and paste the following lines of text below
+1. Create the gpg key file and paste the following lines of text below
 
 ```
 nano key.txt
@@ -28,14 +28,14 @@ xTdyLkFCrbbIAZEHtmjXRgQu3VUcSkgHMdn46j/7N9qtZUcXQ0TOsZUJRANY/eHsBvUg1cBm
 -----END PGP PUBLIC KEY BLOCK-----
 ```
        
-2. ** Step 2:** Add the gpg key
+2. Add the gpg key
 
 ```
 sudo apt-key add key.txt
 ```
 
 
-3. **Step 3:** Add the repository and perform an update
+3. Add the repository and perform an update
 
 ```bash
 echo "deb http://ppa.launchpad.net/webupd8team/java/ubuntu xenial main" | tee /etc/apt/sources.list.d/webupd8team-java.list
@@ -46,7 +46,7 @@ echo "deb-src http://ppa.launchpad.net/webupd8team/java/ubuntu xenial main" | te
 sudo apt-get update
 ```
 
-4. **Step 4: ** Install Java 8 SDK
+4. Install Java 8 SDK
 
 ```bash
 sudo apt-get install oracle-java8-installer 

diff --git a/how-to-install-java-raspbian.md b/how-to-install-java-raspbian.md
@@ -1,9 +1,55 @@
 # Introduction
 
-The default version of java provided in the latest raspbian images are outdated, so we are going to install from the *ppa:webupd8team/java* repository instead. 
+The default version of java provided in the latest raspbian images are outdated, so we are going to install from the `ppa:webupd8team/java` repository instead. Please note that `add-apt-repository ppa:webupd8team/java` will not work, so we will need to add the repository manually.
 
 # Installation
 
-Add the *ppa:webupd8team/java* repository manually (since `add-apt-repository ppa:webupd8team/java` will not work)
+1. **Step 1:** Create the gpg key file and paste the following lines of text below
+
+```
+nano key.txt
+```
+```
+-----BEGIN PGP PUBLIC KEY BLOCK-----
+Version: SKS 1.1.5
+Comment: Hostname: keyserver.ubuntu.com
+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+=CziK
+-----END PGP PUBLIC KEY BLOCK-----
+```
+       
+2. ** Step 2:** Add the gpg key
+
+```
+sudo apt-key add key.txt
+```
+
+
+3. **Step 3:** Add the repository and perform an update
+
+```bash
+echo "deb http://ppa.launchpad.net/webupd8team/java/ubuntu xenial main" | tee /etc/apt/sources.list.d/webupd8team-java.list
+echo "deb-src http://ppa.launchpad.net/webupd8team/java/ubuntu xenial main" | tee -a /etc/apt/sources.list.d/webupd8team-java.list
+```
+
+```bash
+sudo apt-get update
+```
+
+4. **Step 4: ** Install Java 8 SDK
+
+```bash
+sudo apt-get install oracle-java8-installer 
+```
 
 
diff --git a/how-to-install-java-raspbian.md b/how-to-install-java-raspbian.md
@@ -2,3 +2,8 @@
 
 The default version of java provided in the latest raspbian images are outdated, so we are going to install from the *ppa:webupd8team/java* repository instead. 
 
+# Installation
+
+Add the *ppa:webupd8team/java* repository manually (since `add-apt-repository ppa:webupd8team/java` will not work)
+
+
diff --git a/how-to-install-java-raspbian.md b/how-to-install-java-raspbian.md
@@ -1,4 +1,4 @@
 # Introduction
 
-The default version of java provided in the latest raspbian images are outdated, so we are going to install from the ppa:webupd8team/java repository. 
+The default version of java provided in the latest raspbian images are outdated, so we are going to install from the *ppa:webupd8team/java* repository instead. 
 
diff --git a/gistfile1.txt → how-to-install-java-raspbian.md b/gistfile1.txt → how-to-install-java-raspbian.md
diff --git a/gistfile1.txt b/gistfile1.txt
@@ -0,0 +1,4 @@
+# Introduction
+
+The default version of java provided in the latest raspbian images are outdated, so we are going to install from the ppa:webupd8team/java repository. 
+
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1,4 @@
		# Introduction

		The default version of java provided in the latest raspbian images are outdated, so we are going to install from the ppa:webupd8team/java repository.
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