Docker file for Express App with PM2
FROM node:10 WORKDIR /usr/src/app COPY package*.json ./ RUN npm install pm2 -g RUN npm install COPY . . EXPOSE 8080 CMD ["pm2-runtime", "server.js"] I hope
Difference between two dates in JavaScript
Let us see an example of how to calculate the difference between dates using Javascript. First, write an HTML code with Javascript as below: const
Use for() instead Array.forEach(), for() is 95% faster
Array.ForEach is about 95% slower than for() in for each for Arrays in JavaScript. So, don’t use: var data = []; arr.forEach(function (item) { data.push(item);
JavaScript – How to check number is odd or even
Here is the simple JavaScript code snippet to check if the given number is an odd or even number. Function to check Number Is Odd
JQuery Preload Images
jQuery make it easy to preload images in the background so visitors won’t have to wait forever when they would like to display an image.
Toggle class on hover
$('.btn').hover(function(){ $(this).addClass('hover'); }, function(){ $(this).removeClass('hover'); } ); I hope you like this Post, Please feel free to comment below, your suggestion and problems if you
Fix broken images automatically
Occasionally we have times when we have broken image links on our website and replacing them one by one isn’t easy, so adding this simple
Append New HTML
var sometext = "here is more HTML"; $("p#text1").append(sometext); // added after $("p#text1").prepend(sometext); // added before I hope you like this Post, Please feel free to
Equal Column Heights
var maxheight = 0; $("div.col").each(function(){ if($(this).height() > maxheight) { maxheight = $(this).height(); } }); $("div.col").height(maxheight); I hope you like this Post, Please feel free to
Scroll to Top
$("a[href='#top']").click(function() { $("html, body").animate({ scrollTop: 0 }, "slow"); return false; }); I hope you like this Post, Please feel free to comment below, your suggestion
Prevent Anchor Links from Loading
$("a").on("click", function(e){ e.preventDefault(); }); I hope you like this Post, Please feel free to comment below, your suggestion and problems if you face - we
JQuery Check if Element Exists
if ($('#myElement').length > 0) { // it exists } I hope you like this Post, Please feel free to comment below, your suggestion and problems
Check for Empty Elements
if($('#myDiv').is(':empty')) { // do something } I hope you like this Post, Please feel free to comment below, your suggestion and problems if you face
JQuery Adding/Removing Class on Hover
$('#element').hover( function(){ $(this).addClass('hover') }, function(){ $(this).removeClass('hover') } ) I hope you like this Post, Please feel free to comment below, your suggestion and problems if
Google Webfonts and performance fix
WebFontConfig = { google: { families: [ 'PT+Sans:400,400italic:latin', 'Ubuntu:300,400,500:latin' ] } }; var cb = function() { var wf = document.createElement('script'); wf.src = '//ajax.googleapis.com/ajax/libs/webfont/1/webfont.js'; wf.type