javascript !! vs !

/*
JavaScript: Easier to learn and run, runs in browser,
not strictly object-orientated, mainly client-side.

Java: More secure, strict OOP, steeper learning curve, 
used literally everywhere, needs to be compiled.
*/

3.75
8
MrLore 90 points

                                    // !! used for checking availability of data 
!!'hello' // true

3.75 (8 Votes)
0
5
1

                                    (0 ==  '0') // true
(0 === '0') // false

('' ==  0 ) // true, the string will implicitly be converted to an integer
('' === 0 ) // false, no implicit cast is being made

5 (1 Votes)
0
3.83
6
Vlad Keel 125 points

                                    /*
Java script is also better than java when it comes to front-end web development 
server side performmance because node.js runs much faster than both java and 
python
*/

3.83 (6 Votes)
0
5
1

                                    /*
JavaScript can be used to do neat things like creating 
animation in HTML. ... JavaScript code is run on a 
browser only, while Java creates applications that run 
in a virtual machine or browser. Java is an OOP 
(object-oriented programming) language, and JavaScript is
specifically an OOP scripting language.
*/

5 (1 Votes)
0
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