Netbeans file cannot be opened safely

Question

I receive files from a friend who does not use the NetBeans IDE when I open a file containing a special caracter, such as "é", "à", ... it shows me this pop-up message:

if I say yes, it will open the file and change these characters to "" like or

Any idea how to open a file safely?

Answer 1

The letters you mention seem french. You need to open the file, specifying the source encoding, and then save the file as UTF-8

Answer 2

( javascript , NetBeans).

: Linux Mint ( 17, Cinnamon, Notepad ++ gedit ).

Netbeans: 8.0.1

, , ! .

, "" , , IDE . ( → ). *, .. "" . ( , , , , , !)). "" → " ".. "", "".

, , , : NetBeans? , netbeans.conf ( , 8.0.1 Linux). : ~/netbeans-8.0.1/etc/netbeans.conf.

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