Write down your common mistakes when coding as a beginner

Question

A post for us beginners to vent out about our "stupid mistakes". We code and run our little creation with that exciting and proudful anticipation and then : "compilation error" or THAT TEXT that seems like a confusing jibberish accusation we realise that : ok my code is a simple addition and i get that much errors and i want to be a developper!

Answer 1

;

Answer 2

I always used to forget semicolon after statements in jAVA.

Answer 3

silly mistakes- not defining type for the variables
using cout cin in java
println in CPP

Answer 4

Typical beginner mistake when you want to reinvent the wheel. When you decide to write your own database, XML parser or similar. When you think you are better than others and you can create a better library​ than the ones which are used and tested in many other projects.

Answer 5

lol
this must be to justify your mistakes
😄😂

Answer 6

forgetting to write "==" when testing an equality condition; instead i write "=" and wonder why i get a compilation error with no further explanation... as if the compiler is fed up already -_-' lol

Answer 7

not reading the compiler's info that give the line of the error and looking for a missing ";" or "(" or " "" " everywhere lol

Answer 8

mixing up languages with the different versions of "if" and "for loop"

Answer 9

wanting to write : void main() in c++