The DiscoverDev Publication

Welcome to the DiscoverDev publication! For over an year we have curated the best software engineering articles from across the web, have accumulated thousands of daily website visitors and over 5000 email subscribers. Now we move to the next phase of being a platform where engineers and developers can publish high quality in-depth articles. We want to share our platform and enable developers to reach a wider audience while giving our users the high quality content they're used to!


This site is run by me Deepak Karki, @ioKarki on Twitter. You can reach out to me there or on the official DiscoverDev twitter handle @discoverdev_io.

Check out our various blog series' as well!

Whack a mole

This is the 30th project of WesBos's JS30 series. Today we'll build whack a mole game from scratch in vanilla JS!
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Published by Deepak Karki
on 04 Sep '18

Countdown timer

This is the 29th project of WesBos's JS30 series. Today we'll build a custom JavaScript countdown timer from scratch.
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Published by Deepak Karki
on 04 Sep '18

Video speed controller

This is the 28th project of WesBos's JS30 series. Today we'll build an experimental video speed controller UI.
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Published by Deepak Karki
on 04 Sep '18

Click and drag

This is the 27th project of WesBos's JS30 series. Today we make a pretty neat click and drag to scroll interface where you will learn a whole lot about JavaScript events!
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Published by Deepak Karki
on 04 Sep '18

Stripe nav

This is the 26th project of WesBos's JS30 series. Today we'll re-creating the smooth Stripe dropdown follow-along navigation.
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Published by Deepak Karki
on 04 Sep '18

JS Events

This is the 25th project of WesBos's JS30 series. In this exercise we'll play with JS events - bubbling, capture and one time events.
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Published by Deepak Karki
on 04 Sep '18

Sticky Nav

This is the 24th project of WesBos's JS30 series. Today we'll learn how to make a sticky nav in JS.
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Published by Deepak Karki
on 04 Sep '18

Speech Synthesis

This is the 23rd project of WesBos's JS30 series. Today we'll learn how to do speech synthesis (text to speech) with JavaScript.
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Published by Deepak Karki
on 04 Sep '18

Follow along link highlight

This is the 22nd project of WesBos's JS30 series. Today we learn how to make cool follow along link highlights in JavaScript.
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Published by Deepak Karki
on 04 Sep '18

Geolocation in the browser

This is the 21st project of WesBos's JS30 series. We make a really simple compass and speedometer with just JavaScript.
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Published by Deepak Karki
on 04 Sep '18

Speech Detection

This is the 20th project of WesBos's JS30 series. Today we learn how to use the built in Speech Recognition in the browser. Text to speech in realtime.
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Published by Deepak Karki
on 03 Sep '18

Webcam fun

This is the 19th project of WesBos's JS30 series. Today we'll use getUserMedia and Canvas to capture a video stream from a user's webcam and manipulate the pixels.
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Published by Deepak Karki
on 03 Sep '18

Add times with reduce

This is the 18th project of WesBos's JS30 series. Today we'll be using map and reduce to add time of individual videos find the total time of a playlist.
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Published by Deepak Karki
on 03 Sep '18

Sort without articles

This is the 17th project of WesBos's JS30 series. Today we learn how to sort HTML elements based based on their text content. This is essentially an exercise in array and string manipulation.
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Published by Deepak Karki
on 03 Sep '18

Mouse move based text shadow animation

This is the 16th project of WesBos's JS30 series. We'll be creating an effect where the text shadow of an element is controlled by the mouse position!
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Published by Deepak Karki
on 03 Sep '18

LocalStorage and Event Delegation

This is the 15th project of WesBos's JS30 series. We'll be building a to-do list of sorts, with local storage to persist the information across a refresh or reload.
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Published by Deepak Karki
on 03 Sep '18

JS Object Reference vs Copying

This is the 14th exercise of WesBos's JS30 series - A series of experiments to understand the difference between copying by value and by reference.
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Published by Deepak Karki
on 03 Sep '18

Slide in on scroll

This is the 13th project of WesBos's JS30 series. We'll be building an image slide in animation which is triggered by scroll.
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Published by Deepak Karki
on 03 Sep '18

Key sequence detection

This is the 12th project of WesBos's JS30 series. We'll be building a key sequence detector.
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Published by Deepak Karki
on 03 Sep '18

Custom video player

This is the eleventh project of WesBos's JS30 series. We'll be building our own custom HTML5 video player.
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Published by Deepak Karki
on 03 Sep '18

JS Checkbox

This is the tenth project of WesBos's JS30 series. We'll be building a gmail style "hold shift and check all" items type list. You can check any element in the list, then hold shift and check another element, and all the elements in between should also get checked.
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Published by Deepak Karki
on 03 Sep '18

Dev tools tricks

This is the ninth project of WesBos's JS30 series. This will be a quick set of tips and tricks relating to the chrome dev tools console!
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Published by Deepak Karki
on 03 Sep '18

Fun with HTML5 canvas

This is the eighth project of WesBos's JS30 series. We will be creating a drawing canvas.
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Published by Deepak Karki
on 03 Sep '18

JS Array Cardio - part 2

This is the seventh project of WesBos's JS30 series. We will be creating a bunch of small exaples to play with various array methods such as `some()`, `every()`, `find()`, `findIndex()`, `splice()`
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Published by Deepak Karki
on 03 Sep '18

Ajax type ahead

This is the sixth project of WesBos's JS30 series. We will be creating a autocomplete dropdown for a search bar, the data being fetched via ajax.
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Published by Deepak Karki
on 02 Sep '18

Flex Panel Gallery

This is the fifth project of WesBos's JS30 series. We will be creating a panel based gallery with flexbox, CSS transitions and javascript.
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Published by Deepak Karki
on 02 Sep '18

JS Array cardio

This is the fourth project of WesBos's JS30 series. We will be creating a bunch of small exaples to play with various array methods such as `map`, `reduce`, `filter` and `sort`.
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Published by Deepak Karki
on 02 Sep '18

CSS variables and JS

This is the third project of WesBos's JS30 series. We will be building a simple app to play with CSS variables.
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Published by Deepak Karki
on 02 Sep '18

CSS and JS clock

This is the second project of WesBos's JS30 series. We will be building a "clock" as using 'div's, some CSS animation and javascript. The idea is to replicate a minimalistic analog wall clock with an hours, minutes and seconds hand.
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Published by Deepak Karki
on 02 Sep '18

Drum kit

This is the first project of WesBos's JS30 series. We will be building a "drumkit" as shown in the first two minutes of the video below. The page plays certain sound effects on pressing keys from A to L on the qwerty keyboard.
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Published by Deepak Karki
on 02 Sep '18