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This tutorial will help you to find the Angular version used by the application. Also, you can find what angular version is installed on my system. Check Angular Version in Application You can find the angular version used by the application under package.json file. To check this Go into node_modules/@angular/core/package.json file and check version field. You will see the version like this: Check Installed Angular CLI Version Angular provides ng command to work with command line....

This new tool replaces the static interfaces (/etc/network/interfaces) file that had previously been used to configure Ubuntu network interfaces. Now you must use /etc/netplan/*.yaml to configure Ubuntu interfaces. The new interfaces configuration file now lives in the /etc/netplan directory. There are two renderers. NetworkManager and networkd. Use NetworkManager renderer for desktop computers manage through GUI and networkd is used for server to manage from the console. The Desktop users can easily add or modify IP address using GUI interface....

Convert String to Upper Case Using Python programming language you can use string .upper() function to convert any string to upper case. Here is the sample Python code to convert string to uppercase. Suggested reading Some more examples of string conversions in Python. Convert String to Lowercase in Python

The Python virtual environment is used to isolate your project’s dependencies and avoid conflicts between projects. If you are a Python developer, DevOps, or a Linux System administrator, you would have worked on Python virtual environment at some point in time. In this blog post, we will walk you through the steps necessary to create a virtual environment for Python development on Ubuntu and Debian Linux systems. Prerequsities This article assumes, that you already have Python installed on your Ubuntu, Debian, or Linux Mint systems....

Prerequisites You must have the following packages installed on your system. Python 3 PIP Install Virtualenv with Python 3 You must have Python 3 and PIP installed on your system. We use virtualenv package to create virtual environment for the Python applications. So first install virtualenv Python module using command: Create Virtual Environment Search for the Python3 binary location on your system. Use the following command to find the Python 3 binary file location on your system....

This tutorial will help you to install Apache Solr 8.9 on Debian 11, Debian 10 Buster, Debian 9 Stretch, and Debian 8 Jessie systems. Install Apache Solr on CentOS, RedHat Step 1 – Prerequsities Apache Solr 8 required Java 8 or greater to run. Make sure your system fulfills the Java requirements of Apache Solr. If you don’t have java installed on your system visit the below articles. Check the installed java version...

In this tutorial, we’ll show you how to install Bower on Ubuntu 22.04. We’ll also show you how to use it to install packages and manage your dependencies. Let’s get started! Step 1 – Installing Node.js Node.js is the primary requirement for running Angular applications. You can install the required Node.js using NVM command-line utility. Log in to your Ubuntu system and follow: Step 2 – Installing Bower on Ubuntu After installation of node....

This tutorial will help you to install FFmpeg on Debian 9 (Stretch) system with apt-get. Step 2 – Install ffmpeg on Debian 9 After enabling the PPA, Lets exec below commands to install FFmpeg on Debian 9 system. This will also install many packages for the dependencies. Step 3 – Check FFmpeg Version After successfully install FFmpeg, let’s check the version installed on the system. Step 4 – FFmpeg Basic Commands Here is the list of the ffmepg basic command options used with ffmpeg command line tool....

While changing the password, I got the error: ERROR 1819 (HY000): Your password does not satisfy the current policy requirements Remove MySQL Validate Password Plugin In this option, you can simply uninstall the validate_password plugin from your MySQL server. Login to the MySQL command prompt as root user and run the following command on command prompt. If you don’t need to uninstall the plugin, then simply change the password policy of MySQL....

Install Oracle JAVA 8 on Ubuntu & LinuxMint Install Oracle JAVA 9 on Ubuntu & LinuxMint Step 1 – Search OpenJDK Packages OpenJDK packages are available under native apt repositories. You can simply use apt-cache search command to search the available java version for your Ubuntu system. As per above output, you can see openjdk-11-* and openjdk-8-* is available in the package manager. Step 2 – Install JAVA (OpenJDK) Use the below command to install OpenJDK on your Debian based systems using the package manager from the default repository....

Problem: The web server returns a 404 error message when we directly hit a sub URL of a production ReactJS application. Solution: A simple solution is to route all requests to the index.html file. Rest the React router will handle this. Update your server configuration based on the web server running. Conclusion Save the file and restart the Nginx service. Make sure the Apache rewrite module is enabled on your system....

The shell provides a common interface to a number of tools in the system. For example, if the shell needs to perform an action that requires a system command, it will search for the command and then execute it on behalf of the user. What are the different types of shells? A non-login shell or a login shell is used in this example, which employs the Bash shell. Shells execute pre-configured scripts to establish their environments....

Check Current Timezone You can view the current time zone of a system by simply typing the ‘date’ command in the terminal. The above command shows that this system is running in the UTC timezone. You can also refer to the timedatectl command to view the details output of the current system time, timezone, and many other details. Set or Change Time Zone in Linux The Linux keeps time zone relegated files are available under /usr/share/zoneinfo directory....

What is an IP Address? A Internet Protocol address (IP address) is the numerical label assigned to each hardware devices connected to a computer network that uses the Internet Protocol to identify the devices. In general terms, it is an identity of any device. An IP address allows a device to communicate with other devices over an IP-based network like the LAN or Internet. Read: 5 Commands to Get Public IP using Linux Terminal...

Delete Commit History in Github Repository Follow the below instruction to completely delete the commit history of the GitHub repository. Keep in mind that deleting commit history is a destructive operation, as it permanently removes commits from the repository. It is generally not recommended to delete commit history unless it is absolutely necessary. Conclusion In this tutorial, we have described to you to remove the commit history of a GitHub repository....

We use tags for future reference of our previous releases and commits. And we can create and delete as per our convenience.

In this tutorial, you will learn about forcing a user to change their password in Linux. Also will discuss the content stored in the shadow file. Force User to Change Password We use passwd command to create or change user passwords in Linux systems. It also allows us to expire any user’s password. Once the password is expired, the system will allow users to log in but force them to change their password before getting the shell access....

This tutorial is an walk through to install .NET core on Ubuntu 18.04 Linux system. Also created a sample application using .NET core. Step 1 – Setup PPA The Microfosft offical team provides and debian packages to create PPA on Ubuntu systems. You just need to download the debian package and install on your system. Press CTRL + ALT + T to open a terminal on Ubuntu system and configure Microsoft PPA by run the following commands:...

Before We Start Before begin your work: Running Ubuntu 20.04 system with sudo privileges shell access. Complete initial server setup instructions A domain name registered and pointed to your server’s public IP address. For this tutorial, we use webhost.tecadmin.net, which is pointed to our server. Step 1 — Installing Apache Apache packages are available under the default software repositories on Ubunts. You can easily install it using the conventional package management tool....

Prerequisites The newly installed system’s follow initial server setup. Shell access with sudo privileges account. Step 1 – Disable SELinux Before starting, it is a good idea to disable the SELinux in your system. To disable SELinux, open the /etc/selinux/config file: Change the following line: Step 2 – Install LAMP Stack The first of all, to set up Nextcloud you must have running LAMP server on your CentOS 8 system. If you already have running LAMP stack skip this step else use the following commands to install it....