Salar

I have to give an example though 🤔😀 conceptually maths is just set theory ! but if someone knows set theory is mathematician ? we have to categorize more covering branches for...

so 🤔😀 u should already be aware of 'Open/Closed' principle. take the case that in future u need to get contacts by something other than their emails 😬 r u 'open' enough for th...

it's not about history🤔😂 why going for traditional web dev ?? maybe in future he want to make a mobile app for his blog, exposing apis now, will free him of redoes and brings ...

hmm 🤔😀 I think this is a contradiction with what u said before " Why is js to broad? "

why head first java ? there are better books out there 🤔

check getElementById instead print and watch the returning value from querySelector the select is a static or dynamally added element ?

very regular design patterns, dependency injection ( DI ) or inversion of control ( IoC ) in this case. not familiar with Spring ?

do u have access to SDK update repositories ? r u behind a proxy or have to be ? using a vpn for internet access or so ?

maybe it can be used for transaction ids to be checked if it's really from sender who claims but is this an issue for u ?

I want thedevs groups, come here enter a command and all of u get the message (reply) from the bot ! isn't it bad ? 🤔😅

why not consider iteration over recursion ? often bad design leads to these situations I think 🤔

map > forEach ?! map is greater than forEach ? 🤔😒😂 in which context ? it depends

with just browser API or using a 3rd party library like jQuery ?

tried btn.performClick() ?

sure? 🤔😄