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Environment variables can only be used in Vue.js applications at build time and the variables are hardcoded in javascript files during build. When you build docker image for the Vue.js application, you use the same image for test and production environments. But the Vue.js application config values can be different in test and production environments. For example: api url configuration value. Since the variables are different in those environments you must pass the configuration values for test and production environments at docker run:...

The other day I needed to copy files from my local machine to my Raspberry Pi with DietPi without desktop installed. My only method of accessing the Raspberry Pi was via ssh. I wanted to transfer files in the simplest way on terminal. I searched how to make this work and found the scp tool. In this article i’ll show you how to transfer files and folders using scp command-line tool....

In this article i’ll show you how to implement sum, count, avg, min and max aggregate functions that applies to all Array instances in typescript. First we will learn how to extend Array type: Extend Array prototype In javascript, you can extend an existing class by adding a new function to its prototype without modifying its source code. To add new function to Array type, you basically set the new function to Array....

I had a web application which is written in Node.js and I wanted to dockerize it. So went to the Node.js official site and found Dockerizing a Node.js web app article. I created the Dockerfile as it says in the article. Then I built the docker image with docker build, the created image size was 1.09GB Dockerfile which produce 1.09GB docker image FROM node:18 # Create app directory WORKDIR /usr/src/app # Install app dependencies # A wildcard is used to ensure both package....

Intro I developed a node.js application and i wanted to run it on Raspberry Pi as docker container. So I built a Docker image using docker build on my machine (Lubuntu 23.04 x64) and pushed it to the Docker registry. Then I logged into Raspberry Pi and pulled the image from docker registry and run the docker container. But it failed to run with exit code 139. Problem Traditionally, when you build a Docker image using docker build, it builds the image for the architecture of the machine you’re running the docker build command on....

If you have more than one github account and want to contribute your projects from one computer, you can manage accounts using git credential manager. Step 1 Install git credential manager. (You can read install instructions) For debian users, download the latest .deb package, and run the following: sudo dpkg -i <path-to-package> Step 2 Configure git credential manager: git-credential-manager configure Output Configuring component 'Git Credential Manager'... Configuring component 'Azure Repos provider'....

Problem Touchpad tap-to-click was not working when i first installed Ubuntu linux. I will show you how to fix this problem. Check input devices One way to check which devices are managed by libinput is the xorg logfile. To view the devices, run the follwing command: grep -e "Using input driver 'libinput'" /var/log/xorg.conf.d/Xorg.0.log [ 181.523] (II) Using input driver 'libinput' for 'Video Bus' [ 181.604] (II) Using input driver 'libinput' for 'Integrated Camera: Integrated C' [ 181....

Intro When an application is installed via apt package management tool, you can start running the application when you type the application name in terminal, for example firefox. But when you install the application with Flatpak utility you must run the Flatpak application using this command: flatpak run org.mozilla.firefox Problem But when i want to authenticate my command-line sessions with GitHub using Github CLI Tool command gh auth login with HTTPS protocol and Login with a web browser options, i get this error:...