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THe outage on June 12, 2025, which affected Google Cloud and subsequently caused widespread internet service disruptions, was a result of multiple "small errors" accumulating throughout the development, testing, deployment, and operations. Here are t...
Open WSL terminal Enter ssh-keygen -t ed25519 -C "your_email@example.com" Enter cat ~/.ssh/id_ed25519.pub , copy ssh key "ssh-ed25519....." Go to https://github.com/settings/keys and log in to your Github account if you haven't done that yet. Cli...
I used a newly installed Ubuntu 22.04LTS OS, and I couldn't turn on the Bluetooth. I tried the following commands and was able to turn on the Bluetooth: sudo apt update && sudo apt upgrade sudo systemctl start bluetooth rfkill unblock bluetooth ps: r...
curl https://raw.githubusercontent.com/creationix/nvm/master/install.sh | bash source ~/.profile export NVM_DIR="$HOME/.nvm" [ -s "$NVM_DIR/nvm.sh" ] && \. "$NVM_DIR/nvm.sh" # This loads nvm [ -s "$NVM_DIR/bash_completion" ] && \. "$NVM_DIR/...
The MongoDB error below usually caused by the MongoDB service is stopped: Error: couldn't connect to server 127.0.0.1:27017, connection attempt failed: SocketException: Error connecting to 127.0.0.1:27017 :: caused by :: No connection could be made b...
1. Lack of study and professional experiences For a career changer and coding boot camp graduate, lack of study and professional experiences will be the most challenge we will face. That will leads to no response or rejection before the first intervi...
#1. Find a free/paid host, sign up for an account. I use https://freehostia.com, for more free options, visit https://smartblogger.com/free-wordpress-hosting #2. Set up your domain's NS. Find name servers address from your host, set NS address. #3. I...
.length string.length returns the length of a string .slice() string.slice(start, end) returns the extracted part in a new string, end not included If a parameter is negative, the position is counted from the end of the string. If you omit the second...
Common Selectors Type Selector Selects an element by its type. h1 Class Selector Selects an element by the class attribute value, which may be reused multiple times per page. .blue-button ID Selector Selects an element by the ID attribute value,...