CHS
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# ---------------- FIREWALL STEPS ----------------# Check if firewalld is installed and runningsudo systemctl status firewalld# If it's not running, you can start and enable itsudo systemctl start firewalldsudo systemctl enable firewalld# Add a rule to allow traffic on port 6006. Port 6006 is the default port that storybook runs on.sudo firewall-cmd --permanent --add-port=6006/tcp# Reload the firewall for the changes to take effectsudo firewall-cmd --reload# Check the list of allowed portssudo firewall-cmd --list-ports# ---------------- NGINX STEPS ----------------# Install Nginx (if not already installed)sudo yum install nginx# Start and enable Nginxsudo systemctl start nginxsudo systemctl enable nginx# Copy your storybook-static directory to a location that Nginx can serve from.# The default web root directory for Nginx is /usr/share/nginx/html.sudo cp -r /path/to/storybook-static /usr/share/nginx/html/# Adjust file permissions if needed to ensure that Nginx can read the filessudo chown -R nginx:nginx /usr/share/nginx/html/storybook-static# Put the following server block in /etc/nginx/conf.d/storybook.confserver {listen 6006;server_name your_domain.com;location / {root /usr/share/nginx/html/storybook-static;index index.html;}}# Test the Nginx configuration for syntax errorssudo nginx -t# If there are no errors, reload Nginx to apply the changessudo systemctl reload nginx
class TreeNode {constructor(data, depth) {this.data = data;this.children = [];this.depth = depth;}}function buildNaryTree(hosts) {const nodeMap = {};// Step 1: Create a map of nodes using fqdn as the keyhosts.forEach((host) => {nodeMap[host.fqdn] = new TreeNode(host, 0); // Initialize depth to 0});// Step 2: Iterate through the array and add each node to its parent's list of childrenhosts.forEach((host) => {if (host.displayParent) {if (nodeMap[host.displayParent]) {const parent = nodeMap[host.displayParent];const node = nodeMap[host.fqdn];node.depth = parent.depth + 1; // Update the depthparent.children.push(node);} else {console.error(`Parent with fqdn ${host.displayParent} not found for ${host.fqdn}`);}}});// Find the root nodes (nodes with no parent)const rootNodes = hosts.filter((host) => !host.displayParent).map((host) => nodeMap[host.fqdn]);return rootNodes;}function treeToObjects(node) {const result = [];function inOrder(node) {if (!node) {return;}// Visit the current node and add it to the resultresult.push(node.data);// Visit children nodes firstnode.children.forEach((child) => {inOrder(child);});}inOrder(node);return result;}// Usage exampleconst hosts = [{fqdn: 'fqdn_1',display_name: 'Host 1',},{fqdn: 'fqdn_2',display_name: 'Host 2',displayParent: 'fqdn_1',},{fqdn: 'fqdn_3',display_name: 'Host 3'},{fqdn: 'fqdn_4',display_name: 'Host 4',displayParent: 'fqdn_3',},{fqdn: 'fqdn_5',display_name: 'Host 5',displayParent: 'fqdn_1',},];const tree = buildNaryTree(hosts);// Function to convert the tree to an array of objectsfunction convertTreeToArray(nodes) {const result = [];nodes.forEach((node) => {result.push(...treeToObjects(node));});return result;}// Convert the tree back to an array of objectsconst arrayFromTree = convertTreeToArray(tree);console.log(arrayFromTree);
# Update all npm packages under the scope defined by the PREFIX variable ("foo").PREFIX="foo"; npm ls | grep "$PREFIX" | awk -F/ '{print $NF}' | sed 's/@.*//' | xargs -I package npm update @"$PREFIX"/package
/*** @param {number[]} nums* @return {number[]}*/var productExceptSelf = function(nums) {var output = [];var leftMult = 1;var rightMult = 1;for (var i=nums.length - 1; i >= 0; i--) {output[i] = rightMult;rightMult *= nums[i];console.log({output: JSON.stringify(output), i})}for (var j=0; j < nums.length; j++) {output[j] *= leftMult;leftMult *= nums[j];console.log({output: JSON.stringify(output), j})}return output;};console.log(productExceptSelf([1, 2, 3, 4]))
/*** @param {number[]} nums* @return {boolean}*/var containsDuplicate = function(nums) {return new Set(nums).size !== nums.length};
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