Projects / Scientific Calculator Midlet

Scientific Calculator Midlet

Scientific Calculator Midlet is a midlet with the following features: scientific operation, different number systems, a traditional user interface, unlimited levels of brackets, 6 memory entries for intermediate results, a preview of the memory contents, an online help system, constants, and user-defined functions.

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Recent releases

  •  19 Aug 2009 15:30

    Release Notes: This release adds support for touch screen devices.

    •  10 Aug 2009 15:14

      Release Notes: This release fixes the behavior of the "E" key in hex mode.

      •  05 Sep 2008 17:42

        No changes have been submitted for this release.

        Recent comments

        01 Nov 2013 06:09 tsreddy

        Sir iam getting these errors while running this.
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\au.java:262: error: ';' expected
        JVM INSTR dup;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\au.java:262: error: not a statement
        JVM INSTR dup;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\au.java:263: error: not a statement
        s1;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\au.java:386: error: illegal start of expression
        goto _L1;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\au.java:386: error: not a statement
        goto _L1;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\au.java:387: error: ';' expected
        JVM INSTR dup;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\au.java:387: error: not a statement
        JVM INSTR dup;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\au.java:389: error: not a statement
        exception;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\a.java:57: error: illegal start of expression
        goto _L1
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\a.java:58: error: ';' expected
        _L8:
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\a.java:60: error: illegal start of expression
        goto _L2
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\a.java:61: error: ';' expected
        _L6:
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\a.java:73: error: not a statement
        aa1;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\a.java:75: error: ';' expected
        JVM INSTR ifnull 228;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\a.java:75: error: not a statement
        JVM INSTR ifnull 228;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\a.java:75: error: ';' expected
        JVM INSTR ifnull 228;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\a.java:76: error: illegal start of expression
        goto _L3 _L4
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\a.java:76: error: ';' expected
        goto _L3 _L4
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\a.java:173: error: illegal start of expression
        goto _L6;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\a.java:173: error: not a statement
        goto _L6;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\a.java:174: error: 'else' without 'if'
        else
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\a.java:175: error: illegal start of expression
        goto _L5;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\a.java:180: error: illegal start of expression
        goto _L8;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\a.java:180: error: not a statement
        goto _L8;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\a.java:181: error: 'else' without 'if'
        else
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\a.java:182: error: illegal start of expression
        goto _L7;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\a.java:184: error: not a statement
        Graphics g3 = g1;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\a.java:184: error: ';' expected
        Graphics g3 = g1;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:3: error: '.' expected
        import a;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:3: error: ';' expected
        import a;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:4: error: class or interface expected
        import aa;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:5: error: '.' expected
        import ab;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:5: error: ';' expected
        import ab;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:6: error: class or interface expected
        import ad;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:7: error: '.' expected
        import ae;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:7: error: ';' expected
        import ae;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:8: error: class or interface expected
        import af;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:9: error: '.' expected
        import ag;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:9: error: ';' expected
        import ag;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:10: error: class or interface expected
        import ah;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:11: error: '.' expected
        import ai;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:11: error: ';' expected
        import ai;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:12: error: class or interface expected
        import aj;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:13: error: '.' expected
        import ak;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:13: error: ';' expected
        import ak;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:14: error: class or interface expected
        import al;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:15: error: '.' expected
        import am;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:15: error: ';' expected
        import am;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:16: error: class or interface expected
        import an;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:17: error: '.' expected
        import ao;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:17: error: ';' expected
        import ao;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:18: error: class or interface expected
        import ap;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:19: error: '.' expected
        import aq;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:19: error: ';' expected
        import aq;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:20: error: class or interface expected
        import ar;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:21: error: '.' expected
        import as;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:21: error: ';' expected
        import as;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:22: error: class or interface expected
        import at;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:23: error: '.' expected
        import au;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:23: error: ';' expected
        import au;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:24: error: class or interface expected
        import av;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:25: error: '.' expected
        import b;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:25: error: ';' expected
        import b;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:26: error: class or interface expected
        import c;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:27: error: '.' expected
        import d;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:27: error: ';' expected
        import d;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:28: error: class or interface expected
        import e;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:29: error: '.' expected
        import f;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:29: error: ';' expected
        import f;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:30: error: class or interface expected
        import g;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:31: error: '.' expected
        import i;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:31: error: ';' expected
        import i;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:32: error: class or interface expected
        import k;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:33: error: '.' expected
        import l;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:33: error: ';' expected
        import l;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:34: error: class or interface expected
        import m;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:35: error: '.' expected
        import n;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:35: error: ';' expected
        import n;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:36: error: class or interface expected
        import o;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:37: error: '.' expected
        import p;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:37: error: ';' expected
        import p;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:38: error: class or interface expected
        import q;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:39: error: '.' expected
        import r;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:39: error: ';' expected
        import r;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:40: error: class or interface expected
        import s;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:41: error: '.' expected
        import u;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:41: error: ';' expected
        import u;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:42: error: class or interface expected
        import v;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:43: error: '.' expected
        import w;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:43: error: ';' expected
        import w;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:44: error: class or interface expected
        import x;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:45: error: '.' expected
        import y;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:45: error: ';' expected
        import y;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\b.java:46: error: class or interface expected
        import z;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\c.java:2: error: '.' expected
        import af;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\c.java:2: error: ';' expected
        import af;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\c.java:3: error: class or interface expected
        import java.io.PrintStream;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\c.java:8: error: '.' expected
        import t;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\c.java:8: error: ';' expected
        import t;
        ^
        C:\Users\Administrator\j2mewtk\2.5.2\apps\Calculator\src\calculator\c.java:73: error: ';' expected
        JVM INSTR dup ;

        please clarify me.............

        01 Nov 2013 05:48 tsreddy

        Sir,
        This is very super.please tell me that i am getting some errors while running this project please tell me why this happens.

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