Topics, Question and Answers




Question

154  What are best technologies to make a chat app over Bluetooth? 

I have Idea for creating Bluetooth-Based chat app, where multiple users will share messages and wide range of files using that app in order to communicate in short-distance as Blue...More

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Question

147  What are required techs to build a robust, real-time video chat app 

Are there required technologies if I need to create a fully-fledged video-chat application like Omegle and Twitch. As developer, I wanna know if there are libraries or any othe...More

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Question

146  What are scripts don't block DOMContentLoaded event?  

A document is loaded and DOMContentLoaded is handled/run after everything in script tag is done, but are there some scripts which can't prevent a document from loading ? How many o...More

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Question

144  How does a new website benefit from traffic(visitors) without ads? 

I have a 1 year old, e-learning site which makes more tutorials about technology for free but I can't see different ways to monetize it other than using advertising because ads are...More

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Question

143  What's good naming convention between snake_case, camelCase and PascalCase  

I need to know which is best way(naming convention) to use between camelCase, PascalCase and snake_case according to different programming languages including Java, Python, Php, Ja...More

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Question

142  They know CSS but Naming conventions sucks! Must know styles 

I've seen this quote saying "There are only two hard problems in computer science: cache invalidation and naming things — Phil Karlton" and I agree with that.

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Question

141  How does Google and Facebook benefit from their frameworks such as Angular and React? 

It's known that Both Facebook and Google are giant in technology as they are competitors to where they show each other how they are strong, especially by developing frameworks and ...More

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Discussion

139  Why and when do we need to update our code editors regularly? 

Sometimes it's not necessary to update your text editor especially if you are still comfortable with old app version you have But I have noticed something important about updati...More

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Question

138  Don't use do-while loop in Payment system - Said lecturer 

But I don't think do When I was studying in university @Level2 I acquired some logics behind Loops when we were learning OOP in Java. Our lecturer warned us and said 'Never us...More

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Question

137  I bet you don't know much about loops used in different programming languages 

When it comes to learning loops both while-loop and do-while-loop go hand in hand, but most of developers including me prefer while loop instead of the latter. Where does do-whi...More

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Question

135  In which programming languages Donnekt is written? 

I am new user to Donnekt but I'm confused about programming languages used at Donnekt at (Front-End and Back-End) side as it's hard for me to find out

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Debate

133  Back-End is easier than Front-End in web app development 

We are discussing how front-end side is more complicated compared to Backend side, when it comes to time to time both side take to accomplish tasks and required skills. Accordin...More

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Question

125  How to make elements like div, table and span support focus/blur? 

Since we know that elements such as input, button and select support focus/blur how can I make other elements like div, b, ul and span to accept blur and being focuseable? ...More

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Question

124  Whats the effects of shortening form.elements.name to form.name? 

I am working with many forms in single page but I'd prefer using short notation form.name instead of form.elements.name Is there any issues if I keep shortening?

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Question

123  How do default actions work in browser - How to prevent them? 

I'm currently learning how to handle events, in that case There are some events and actions behave unexpectedly which force me to understand deeply how do browser default actions w...More

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Question

121  How can I prevent text selection on Mousedown event? 

I'm having trouble in dealing with mouse events, because when I double-click on span element it selects text but thats not what I want. Here is my simple program: <div...More

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Question

120  Are events mouseenter, mouseleave similar to mouseover/mouseout? 

I am self-taught js developer but I can't understand mouse events perfectly since it confuses me when it come to practice, I can't be able to choose which event to react on some mo...More

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Question

114  Why some events don't bubble in javascript? need example 

I'm currently learning Browser events, and find many events bubble. I can't understand why other events don't do bubble, How to know if event bubbles?

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Question

112  How many ways to assign event handlers in javascript? 

I want to react on events but I can assign a handler only with HTML attribute, like this and I am asking: Are there many other ways to help mw with that so I can try best way suits my needs?

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Question

102  Ni gute namenya umuntu wakoze dislike Kuri videos zanjye YouTube? 

Nshuti banyamuryango mukoresha youtube, Ndashaka kumenya umuntu wakoze dislike kuri video zanjye, Kuko nkeka ko zishonora kuba zangwa (disliked) numuntu dukora duhanganye, Ese haba...More

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Question

95  Hakenewe RAM ingana ite mugihe mudasobwa ikoresha Windows10? 

Ko windows 10 izana version nshya buri mwaka kandi ikiyongera mu bunini(high size) ubwo ni iyihe RAM ihagije ku buryo windows 8, windows 10 ishobora gukora neza nta cyibazo cya mem...More

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Question

94  Ni ibiki nkwiye kugenderaho mu gihe ngura mudasobwa nshya?  

Ndashaka kugura mudasobwa nshya ariko nta bumenyi bwabyo bwinshi mfite none n'iki nashingiraho mpitamo computer yo kugura mu gihe nshaka computer yujuje ubuziranenge n'ibindi bisab...More

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Question

92  Why Linux o.s is robust while its free and open-source? 

I wonder what technology is Linux built in which makes it better than any other operating systems including Windows and why it is the best tool which is free from many malicious at...More

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Discussion

90  Dukeneye A0 muri IPRC 

Niba wiga cyangwa warigeze kwiga muri kigo icyo Ari cyo cyose dushyigikire dusabe gushyigikira intambwe ibigo by Iprc bimaze gutera turebe abiga muri Iprc bajya babona A0 Aho kug...More

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Question

88  How does any framework affect end-users of your web application? 

Today it seems like frameworks or libraries are common weapon(tool) for almost every modern developer, thats good because frameworks speed up development and make coding easier. ...More

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