2
votes
2answers
303 views

How do IDE-s provide auto-completion, instant error checking and debugging? [closed]

Say you have a language compiler you would like to build an IDE for. How is auto completion, instant error reporting while writing code and debuggers commonly implemented?
0
votes
1answer
2k views

Fastest native C++ multi-platform compiler & IDE & debugger [closed]

If I'll begin developing cross platform applications, The complied file speed is very important for me . I have research before than and find same result about IDE : (I ignored eclipse because very ...
50
votes
7answers
3k views

How do you debug without an IDE?

Every time I look for an IDE (currently i'm tinkering with Go), I find a thread full of people recommending Vi, Emacs, Notepad++ etc. I've never done any development outside of an IDE; I guess I've ...
-1
votes
3answers
275 views

Why do you have to manually type variable names while debugging?

I've seen this in a lot of IDEs (even in the most popular and heavily used ones, like Visual Studio): if you want to watch a variable's value, you have to manually type its name in the Watches section ...
0
votes
2answers
348 views

How do you find errors related to undeclared variables in php?

If I copy a piece of code from somewhere that looks like so $blah = array(1,2,3,4); foreach ($blah as $i) echo ($i); and rename the variables but forget to do it correctly like so $apple = ...
10
votes
1answer
17k views

How can I debug a JSP?

I'm trying to edit a JSP for a project and I'm getting a NullPointerException somewhere in the JSP when it's requested from my server. My web server (JBoss) is reporting the exception, but it's ...