Ubuntu Install Java 6

Now there are a ton of options to handle this task, but not many bare bones solutions. Or else install it by sudo apt-get install python. x and Ubuntu 16. Let’s get started. : Java 8) is not already on your computer, you will need to download it from the Oracle site and install it. However, the binaries were removed about 10 days ago (?), so the Oracle Java (JDK) 6 and 7 installers available in the WebUpd8 Oracle Java PPA no longer work. The answer is that Oracle JDK 6. This simple script will help you download and install Sun Java (JRE, JDK) 6 or 7 packages in Ubuntu 12. 0) on Ubuntu/Debian, and Fedora. Ubuntu's repositories contain a package that will install either Java 10 or 11. Debian / Ubuntu installation. Installing this JDK could be done easily by performing the following statements. We will install JDK in Ubuntu. Servlet is defined as a way add dynamic content to a Web server using the Java platform. 10 (Edgy Eft) Ubuntu 7. If you can't install Java on Ubuntu server, command below or just ask for help from the support team by contacting us. 04 (Jaunty. In this tutorial, you will learn how to install Apache Maven on Ubuntu 16. However, the binaries were removed about 10 days ago (?), so the Oracle Java (JDK) 6 and 7 installers available in the WebUpd8 Oracle Java PPA no longer work. If you do not have root access, install Java in your home directory or a subdirectory for which you have write permissions. 0 update 8). First, you have to update the package index. Server install CD. 04 using PPA. Install Oracle Java JRE/JDK 6 in Ubuntu 12. Java Setup on Ubuntu sudo apt-get update Install Java Open JDK 8 package. Install the 'software-properties-common' packages and then add the Java OpenJDK PPA repository. To install gtk-doc-tools package on Ubuntu you can open the terminal and then type following command: apt-get install How To Install Windows 8 In this tutorial we will discuss about how to install windows 8 on your 8 and if you are willing to install the latest version of Windows 8 in your computer you are just few steps away from the. How to Install Grub Customizer in Ubuntu 18. Script Plug-in Library for Java(TM) Deploy, Next Generation Java Plug-in 11. Apache OpenOffice 4. It contains all the applications you need - a Web browser, presentation, document and spreadsheet software, instant messaging and other applications. Tomcat 6 is the legacy version, and Tomcat 7 is the current version where new features are implemented. Where can I get the latest version of Java 6? We highly recommend downloading and installing the latest Java version. Download and install the open-source JDK for most popular Linux distributions. In this case, we’ll be installing OpenJDK 8 because it’s free and, the OracleJDK recently reached its EOL in January 2019. To install NetBeans you can run Synaptic Packet Manager and install the package named netbeans, or open a terminal and type sudo apt-get install netbeans. 1 on Ubuntu 12. About the installation of the OpenJDK Java environment; About the installation of OpenSSH; About the installation of Psycopg; Installing PSmisc for Red Hat Enterprise Linux only. This small article is intended to guide you to install Oracle Java (JDK) 6/7/8 in your Ubuntu/Linux Mint systems. 04 or Linux Mint 18 via PPA. 8 on modern Debian and Ubuntu distros. In my recent post The Best Way To Install Ubuntu 18. This command assumes you have downloaded the install from Sun (or wherever) and installed it into /opt. Let's start with installing JDK first. As web8team repository only contains Java 8. Download the latest LTS version of Ubuntu, for desktop PCs and laptops. In another question about installing Java on Ubuntu/Linux it said that I needed to do the following: sudo add-apt-. Install Java. Spring Boot enables quick development of the Spring Framework by taking care of default configurations and allowing Java developers to focus on rapid prototyping. It's very popular among Java applications and impleme. 6 Install Python 2 On Ubuntu. First, let's define the core principles around the Ubuntu Make and what we are trying to achieve with this: Ubuntu Make will always download, test and support the latest available upstream developer stack. Thank you that helped me a lot. 10 (Edgy Eft) Ubuntu 7. de wiki, supplemented by a symbolic link for simplifying later updates, as well as the steps for Java Webstart (javaws), which is required for remote management consoles. It contains all the applications you need - a Web browser, presentation, document and spreadsheet software, instant messaging and other applications. Install JAVA 7 (JDK 7)on CentOS/RHEL Java(TM) SE Runtime Environment (build 1. Note: Make sure that you have updated the Advanced Package Tool (APT) before you move forward to install OpenJDK. 6 [openjdk and jre version 6]) Installing Oracle Java 7 On Ubuntu version 12. 6 · 18 Jun 2019 · Notes 42. Ubuntu on Windows allows one to use Ubuntu Terminal and run Ubuntu command line utilities including bash, ssh, git, apt and many more. How To Install Gnome Shell 3. Ubuntu GNU/Linux 12. Installing WindowBuilder Pro. Enter the command "sudo apt-get install oracle-java8-installer". This installation and configuration guide is applicable to Tomcat 9, and possibly the earlier versions. If you are still not able to install OpenCV on your system, but want to get started with it, we suggest using our docker images with pre-installed OpenCV, Dlib, miniconda and jupyter notebooks along with other dependencies as described in this blog. Installation probelms R2012b on Ubuntu 12. First download the KEYS as well as the asc signature file for the relevant distribution. Prerequisites. Look for "jdk-6u45-linux-x64. sudo apt-get install default-jre. 04, Ubuntu 12. After running the commands above, you should see a prompt to accept the PPA key onto Ubuntu… accept and continue. 0 under Ubuntu Linux. There are two images available, each for a different type of computer: PC (Intel x86) server install CD For almost all PCs. 04 Bionic Beaver, as well as 16. How do I install the latest version of kotlin programming language on Ubuntu or Debian Linux system? Kotlin is a free and open source statically-typed programming language. Java software for your computer, or the Java Runtime Environment, is also referred to as the Java Runtime, Runtime Environment, Runtime, JRE, Java Virtual Machine, Virtual Machine, Java VM, JVM, VM, Java plug-in, Java plugin, Java add-on or Java download. The idea is that if something goes horribly wrong, you can fall back to a stable version. Oracle Java has been removed from the official Ubuntu repositories due to the new Java license. The kernel being used was still Linux 2. Using the following command create a folder called “jvm” inside /usr/lib if it is not already exsted. To download a package with all dependencies without installing them, run:. Here is the tutorial about installing Sun Java6 on Ubuntu 11. 04 on amd64, arm64, armhf or i386, then you can use the longsleep/golang-backports PPA and install Go 1. We follow the Ubuntu and GNOME development and keep you up to date with everything new and interesting. sudo apt-get update Next, install Java. There is also a Debian/Ubuntu package for other CPUs (e. How to Install Grub Customizer in Ubuntu 18. io or from the Atom releases page. I need Java SE 6 and I am trying to find a way to install it. Canonical removed the Java packages from their repository and now they distribute openjdk as alternative, by default it installs with Ubuntu. By installing the JDK (Java Development Kit), you'll also install the JRE (Java Runtime Environment). 04, aka Lucid Lynx. Java is one of the most popular open source platforms to write programs, and is thus, used extensively by developers. While it contains what you need to build applications based on Eclipse technology, it also includes integrated development environments IDE, and rich client applications using the Eclipse Rich Client. This tutorial covers the installation of IBM Java 64-bit on Ubuntu Linux. The server install image allows you to install Ubuntu permanently on a computer for use as a server. To Install higher version (Java 7 or 8) on your system using following links. Installing a cluster using Lifecycle Manager 6. Install Mixxx 2. jnlp file which is opened in the firefox web browser. 0_51 Browse other questions tagged 12. Step 3 — Creating a Simple Program. How to install & setup Apache Tomcat server on Linux Ubuntu host [on Linode] Last Updated on April 14th, 2019 by App Shah 2 comments Setting up Apache Tomcat web server on publicly hosted Linux host is a best way to host your service. Oracle Java PPA for Ubuntu is being maintained by Webupd8 Team and can be downloaded from there easily , which sets up everything for you on its own. In order to compile and run a basic Java program, you need to have the following two software installed on your Ubuntu system: Java Runtime Environment (JRE) Java Development Kit (JDK) Let us first open the Ubuntu command line, the Terminal, in order to install these two. 04 LTS (Precise Pangolin) released. To install NetBeans you can run Synaptic Packet Manager and install the package named netbeans, or open a terminal and type sudo apt-get install netbeans. It will not install a graphical user interface. Installing the Java Runtime Environment. How to Install Oracle Java on Ubuntu Linux. 04 & Linux Mint 19. Ubuntu’s official software package repositories comes with the latest version of MongoDB, and can be easily installed using the APT package manager. 04 LTS (Linux) Jaka Perkasa on OpenCV Python Tutorial For Beginners – How to Read, Write, Show Videos from Camera in OpenCV ponsipi fred on How to Install Scala, SBT and Java on Ubuntu 18. In this tutorial, you will learn how to install Apache Maven on Ubuntu 16. 04, and Linux Mint 17 users here's how to install it from PPA. jar to before running the installer. me 新手使用Ubuntu:Ubuntu. Install Oracle JDK in Ubuntu and Linux Mint. The answer is that Oracle JDK 6. 04, and any future version of Ubuntu. This will be performed in three ways: Installing Java using the Ubuntu Open JDK binaries, installing Java via PPA and. Sun Java 6 packages are being removed from Ubuntu in the near future for the following reasons:-- As of August 24th 2011, Canonical no longer have permission to redistribute new Java packages as Oracle has retired the "Operating System Distributor License for Java". Install R-Base You can find R-Base in the Software […]. Write in Java, C++, Python or your language of choice. The JDK is a development environment for building applications, applets, and components using the Java programming language. Right where it asks "Back into Software Center, type sun-java6-jre in the search box and click ‘Install’," I get a message that the 'CD/DVD Ubuntu 10. 03: I am using OpenJDK 1. You should definitely use it if you want a better, faster website/application. Oracle Java PPA for Ubuntu is being maintained by Webupd8 Team and can be downloaded from there easily , which sets up everything for you on its own. 04 version but there are new repositories. Ubuntu 12. In this section, you will get SQL Server 2017 on Ubuntu. Java 8: sudo apt-get install oracle-java8-installer. However, there's an easy way to get sun-java-jre, sun-java-jdk, and sun-java-jre-plugin by adding a third-party ppa. A non-root user with sudo privileges created on your server. It is not available in the official Ubuntu 16. 04 fails on missing Java 6 JRE package. 5 (pgp, sha256 and sha512), released on 2019-10-29. However, if you want to try out our beta features and give us feedback, you can download an Insiders build of Azure. To extract the bin file use the following command. They are available 24×7 and will take care of your request immediately. If you run a mission critical database, please make sure you have some kind of support relationship with any of the MariaDB support providers. How to Install Grub Customizer in Ubuntu 18. 19 (pgp, sha256 and sha512), released on 2019. Problem: apt-get-repository Command is Missing I was trying to install the latest version of git from the Ubuntu Git Maintainers Team and I needed to add a Personal Package Archive (PPA) to the Software Sources. Also check the logs in /Library/Application Support/Subsonic. The OpenJDK rpm packages are available under the AppStream repository. Install Java JDK 6. After Oracle had bought Java, they released the Oracle JDK. errors during installation and running of WebLogic on Ubuntu; install and set listen port vsftp; find duplicated rows in a table; insert the ID column into an existing table; Estimate execution time and memory usage in Java; Accents in Latex; convert multiple images in ubuntu; visio equivalent in ubuntu; install sopcast player ubuntu 11. There are briefly 5 key steps to setup Spark 1. Despite this, many Linux users run into snags during the initial set up process. Java JDK is the base for the JAVA developers, and this guide will be more useful for them to build a development environment when they especially use Ubuntu or Linux Mint. 0_73 in the current directory. In this first step, we will install Java OpenJDK from the PPA repository webupd8team. Write in Java, C++, Python or your language of choice. Most solutions on the internet. 6+ on Mac OS or Windows), and the Python package manager PIP, you can install OR-Tools as follows: python -m pip install --upgrade --user ortools. In JDK versions 5. The objective of this tutorial is to install Java on Ubuntu. Setting up Java. Tomcat 6 is the legacy version, and Tomcat 7 is the current version where new features are implemented. The OpenJDK rpm packages are available under the AppStream repository. 04, Ubuntu 14. Logstash 6. also need Java JDK v1. Ubuntu; Subscribe to Zulu release. Download and Install Compass Download the latest version of MongoDB Compass for Ubuntu. In this article, we will learn how to install Java 8 on Ubuntu OS. So, let's start how to install Java 8 on Ubuntu. Beginners should start with NOOBS. Raspberry Pi) available. Java JDK 12 can then be installed on Ubuntu 19. After running the commands above, you should see a prompt to accept the PPA key onto Ubuntu. To get an automatically update-able Java from Oracle, you can you use the PPA provided from webup8. Download Ubuntu. Use the following command to search available Java packages under configured yum repositories. What is Jenkins? Jenkins is a well-known open source CI/CD (Continuous Integration and Continuous Delivery) automation server written in Java. To install NetBeans you can run Synaptic Packet Manager and install the package named netbeans, or open a terminal and type sudo apt-get install netbeans. 10 or Ubuntu 17. If you need Java on Ubuntu; installation must do through the external repository. UniFi - How to Install and Update via APT on Debian or Ubuntu Overview This article provides the steps to update the UniFi Network Controller on a Debian or Ubuntu system via APT (Advanced Package Tool). Apache is the web server, majority of the web servers in the world are running Apache MySQL is a database management system, developed by Oracle. If you want to install Java 10 then download the package from Oracle Official Website. Java API Administration. Install Java. As I am running OpenHAB for my home automation system I wanted to install it on the server but the Ubuntu server edition doesn't come with JAVA/JDK pre-installed. So, working with any Ubuntu 14. 04 set as the next LTS (with support until April 2021), I thought it would be appropriate to create a new, updated Ubuntu + OpenCV install tutorial. In this article, we'll focus on how to install java on Ubuntu 18. How to install & setup Apache Tomcat server on Linux Ubuntu host [on Linode] Last Updated on April 14th, 2019 by App Shah 2 comments Setting up Apache Tomcat web server on publicly hosted Linux host is a best way to host your service. Download 3 files: Apache Spark binary, Java JDK, and Sbt. gz) allows you to install a private version of the JDK for the current user into any location, without affecting other JDK installations. Installing default JRE/JDK. So now you are ready to install Adobe Flash player. LinuxConfig is looking for a technical writer(s) geared towards GNU/Linux and FLOSS technologies. So the alternatives name JAVA was used to install JRE and JAVAC to install. From Canonical Ltd. Launch or open a Terminal Window (Applications -> Accessories -> Terminal). This installs a newer kernel (it installs Linux 5. We’ve written many tutorials on this blog that show you how to install Sun Java (JRE, JDK) in Ubuntu, and this is another method to use to install these packages. - Open a terminal; 2. Last Site Update: 10 April 2018 | Stable Version: 5. The Oracla Java has been removed from the official Ubuntu repositories due to some Java licence issues. I have used a Mac Mini (powerpc/ppc architecture). 04 (xenial), Ubuntu 18. 04 machine that is used by today's web server. The officially-stated aim is to enable developers to “test vulnerabilities commonly found in Java-based applications that use common and popular open source components”. Java JDK is the base for the JAVA developers, and this guide will be more useful for them to build a development environment when they especially use Ubuntu or Linux Mint. An installation guide and much more useful information about Lubuntu is available in the Lubuntu Manual 19. In the majority of cases the binaries are sufficient but there may be situations where it is necessary to compile the software from source code and this post describes the steps required on an Ubuntu Linux system. Debian - WineHQ binary packages for Debian Stretch, Buster, and Bullseye Fedora - WineHQ binary packages for Fedora 29 and 30. This version contains improvements in graphics, charts, forms, text annotations, and accessibility features. LibreOffice 6. 8 is not included in the default apt-get repository yet. On Ubuntu it is possible to have multiple JVMs at the same time. This tutorial will show you step by step instructions to install Oracle Java 9 easily on Ubuntu 16. If you need to use Oracle Java instead of OpenJDK in Ubuntu, this simple tutorial will show you how to install Oracle Java (JDK which includs JRE) 6 / 7 / 8 in Ubuntu 13. Install Oracle Java 6 on Ubuntu/Xubuntu. 04…now i have an internet connection in windows 7 os … i could like to download java package in windows os and install onto ubuntu os…. Dropbox Headless Install via command line. 04 yourself, if you use one of our Linux VPS Hosting services, in which case you can simply ask our expert Linux admins to install Apache Cassandra on a Ubuntu 16. 10 (Quantal Quetzal) Here's a quick tip that shows you how to install Oracle (Sun) Java 6 JRE / JDK in Ubuntu 12. 04, but they have also been. THE unique Spring Security education if you're working with Java today. Ubuntu on Windows allows one to use Ubuntu Terminal and run Ubuntu command line utilities including bash, ssh, git, apt and many more. JDK 13 will receive a minimum of two updates, and it will be followed by Oracle JDK 14 in March 2020. As of August, the unifi-beta and unifi-rapid packages are obsolete. In the majority of cases the binaries are sufficient but there may be situations where it is necessary to compile the software from source code and this post describes the steps required on an Ubuntu Linux system. In this article, I will show you how to install OpenJDK, a free and open source version, on Ubuntu 17. В Ubuntu 12. Download Visual Studio Code to experience a redefined code editor, optimized for building and debugging modern web and cloud applications. 10 using Java 1. This will install OpenJDK 6 on Ubuntu 12. I would assume if you are trying to install Tomcat you've already installed java, but if you aren't sure you can check with the dpkg command like so: dpkg -get-selections | grep sun-java. 04 Xenial Xerus 12 May 2016. Install Oracle Java 6 in Ubuntu via PPA The current JDK version in the PPA is Oracle Java SE 6 Update 38 (7u38). Look for "jdk-6u45-linux-x64. How to Install Apache Tomcat 9 (on Windows, Mac OS X, Ubuntu) and Get Started with Java Servlet Programming This practical can be completed in a 3-hour session. : Java 8) is not already on your computer, you will need to download it from the Oracle site and install it. 8 · 13 Sep 2019 · Notes 42. Download the latest Apache Cassandra 3. In this tutorial we'll show you how to install the latest Eclipse IDE on an Ubuntu 18. Register the Microsoft Ubuntu repository. RHEL 6, RHEL 7, CentOS 6, CentOS 7, Ubuntu 14. java -version Install Java Open JRE or JDK on Ubuntu 16. This article will teach you how to install Java on Ubuntu 18. 0 (Free DJ Software) in Ubuntu & Mint. 10 installation, and am now able to give some hints about the specificas of the (K)Ubuntu installation:. 10 (Intrepid Ibex) Ubuntu 9. On Ubuntu it is possible to have multiple JVMs at the same time. 0_21-b11) Java HotSpot(TM) 64-Bit Server VM (build 23. I’ll be working from a Liquid Web Core Managed Ubuntu 14. This article will teach you how to install Java on Ubuntu 18. Download Source Code. Raspberry Pi) available. Install Java on Ubuntu 6. Setting up of JAVA_HOME path is quite easy. 04 (Precise Pangolin) is right around the corner and requests have been pouring in from our loyal readers. This package will install either OpenJDK 10 or 11. The package was fixed later. Fast, free and incredibly easy to use, the Ubuntu operating system powers millions of desktop PCs, laptops and servers around the world. Install PHP. Java software for your computer, or the Java Runtime Environment, is also referred to as the Java Runtime, Runtime Environment, Runtime, JRE, Java Virtual Machine, Virtual Machine, Java VM, JVM, VM, Java plug-in, Java plugin, Java add-on or Java download. First install Sun Java(TM) JRE 1. The Eclipse Foundation - home to a global community, the Eclipse IDE, Jakarta EE and over 350 open source projects, including runtimes, tools and frameworks. This quick tutorial shows you how to easily install Oracle Java JDK 6, JDK 7 and/or JDK 8 (includes JRE) in Ubuntu 14. Grab the latest source tarball (recent version: darktable 2. This sections offers older downloads of Fiji, preserved just prior to introducing major changes. Step:1 Install Java 8 on CentOS 7. About this guide; Before Installing the Controller; Installation and Upgrade Tasks; Configuring the Controller; Appendix. java runtime environment 1. 10 and Ubuntu 12. apt-get install default-jre. 04 LTS o Debian* 6. 04, and any future version of Ubuntu. Xubuntu comes with Xfce, which is a stable, light and configurable desktop environment. 04 on amd64, arm64, armhf or i386, then you can use the longsleep/golang-backports PPA and install Go 1. Blog post on How to Install Hadoop 2. Note that Windows 10 S does not support running this app. Java JDK is the base for the JAVA developers, and this guide will be more useful for them to build a development environment when they especially use Ubuntu or Linux Mint. Ubuntu (/ ʊ ˈ b ʊ n t uː / uu-BUUN-too) is a free and open-source Linux distribution based on Debian. Installing Java on Ubuntu 16. 04 using the ppa repository. I n this article, we will learn 'How to Install Apache OpenOffice on Ubuntu 18. This fix worked for me when installing Hudson on Debian Lenny: "After installing the hudson deb on Ubuntu server Jaunty 8. Steps for installing Python 2. The PostgreSQL JDBC group would like to thank YourKit for graciously providing licenses to the project. Install Oracle Java 6, 7, or 8 in Ubuntu 14. sudo apt-get update Next, install Java. Begin with updating. This is the default version of Java that is provided from a supported Ubuntu repository. How to Install Oracle Java on Ubuntu Linux. Tutorial 2 - Howto install Apache Tomcat 7. sudo add-apt-repository ppa:linuxuprising/java. Install Java JDK 6. java -version. The PGP signature can be verified using PGP or GPG. This tutorial covers the installation and configuration the latest version of Minecraft Server on Ubuntu 18. The Wine development release 4. Source code packages for the latest stable and development versions of Graphviz are available, along with instructions for anonymous access to the sources using Git. Java 12 reached General Availability on 19 March 2019 with Production-ready binaries released. 04 Apache Tomcat is an open source software implementation of the Java In this tutorial, let us see how to install Tomcat 8 on Ubuntu 14. Use the following command to search available Java packages under configured yum repositories. Due to the unavailability of Java packages in the official repository, we will resort to an external PPA. To install the 32 bit JDK from Sun on a 64 bit system you can use java-package. These guide should also work on Debian and Linux Mint but was tested and written for Ubuntu. following Java 7 and checked the version of the current java, it showed Java 6. OpenJava will not work. Manual Installing Google Earth Ubuntu 12. The source release that has been obtained is human readable source code, and must be compiled to machine code for the server to run it. , even if the language expression is injected into a String literal in your Java code. Install Mixxx 2. First, let us download the latest Java version. install Spark on Ubuntu. 1 was in use, X Server 1. 04 eclipse c++ netbeans debug or ask your Install Eclipse CDT on ubuntu 12. 10 Quantal Quetzal Install Techno-Conky in. x using yum command ?. Installing Python 2. LibreOffice 6. Due to the unavailability of Java packages in the official repository, we will resort to an external PPA. Lumina SDN Controller Software Installation Guide, 6. Before installing Ubuntu on Windows or before the first run please open the Control Panel, visit Programs and Features' submenu Turn Windows features on. Step 6: Now installing. Once installation is complete, you may choose to run VLC or read VLC's release notes. I’d never used Hyper-V to do this before, but it wasn’t. While Oracle Java 6 and 7 are not supported for quite a while, they were still available for download on Oracle's website until recently. install oracle java sdk in ubntu - configuration problem - runs only with sudo priviledge. Check that Java is working correctly by running the java -version command in the terminal. Most of the software is not thoroughly tested with Java 7 and I would like to install Oracle's JDK 6. How to Install IBM Java on Ubuntu Linux. How can I install Java 8 on Ubuntu 18. Looking at the icedtea-7-plugin package, it no longer installs anything into the Firefox plugin directory: $ dpkg -L icedtea-7-plugin. Setting up of JAVA_HOME path is quite easy. Make the bin file executeable:. 0 update 31 is the JDK recommended by Cloudera when installing CDH4 (Cloudera Distribution Hadoop v4). This tutorial describes how to install various versions of OpenJDK as well as Oracle Java on Ubuntu 18. Java is one of the most popular programming languages in the world, used for building different types of cross-platform applications. Packages marked with an asterisk(*) are provided by outside parties. I installed java with apt-get (apt-get. This should give you this output if you already installed java:. JDK 13 will receive a minimum of two updates, and it will be followed by Oracle JDK 14 in March 2020. Use this tutorial to install OpenJDK Java 8 on Ubuntu 19. 0 (Free DJ Software) in Ubuntu & Mint. Assumed that you have installed Ubuntu 16. # - Install Java 6 directly from Oracle and install it. Quick tutorial for beginners how to easily install Oracle Java JDK8 or JDK9 in Ubuntu 16. This is the easiest option when installing Java since it comes packaged with Ubuntu system. This is a tutorial about how to install production-ready Nginx, Apache Tomcat 7 and Java Runtime (JRE) 8 on Ubuntu 16.