ElaKiri Programmer's Club

MihiCherub

Well-known member
  • Sep 14, 2009
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    Gampaha
    Catch eka athule return karanna epa. Ethakota return wenne NumberFormatException eka awoth witharai :rofl:. return 0 eka eliyen dala one nam catch eka athule return 1 hari mokak hari ekak danna error ekak thiyanawa kiyala pennanna. naththan catch block eka hiswa thiyananna :yes:.
    throw wenne number format exception eka witharai.. mata one code deken wada efficiency mokadda kiyana ekai.
     

    DooA

    Well-known member
  • Jun 22, 2011
    5,202
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    ආගිය අතක් නැත
    Java wala exception walin handle kalata awlak nadda machanla..
    me example 02 wada hodama mokadda?

    Eaxmple 01

    Code:
    public int getValue(String value){
    
        if(value != null && !value.isEmpty()){
            return    Integer.parseInt(value);
        }
    
        return 0;
    }

    Example 02

    Code:
    public int getValue(String value){
        try{
            return    Integer.parseInt(value);
        }catch(NumberFormatException e){
            return 0;
        }
    }


    2nd eka hodai

    mokada 1st eka

    getValue("ABC")

    unoth aul yanawa
     
    Last edited:

    DooA

    Well-known member
  • Jun 22, 2011
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    ආගිය අතක් නැත
    Catch eka athule return karanna epa. Ethakota return wenne NumberFormatException eka awoth witharai :rofl:. return 0 eka eliyen dala one nam catch eka athule return 1 hari mokak hari ekak danna error ekak thiyanawa kiyala pennanna. naththan catch block eka hiswa thiyananna :yes:.

    ehema aulak na.

    first return statement eka thamai exe wenne. exception ekak awoth return 0 wenawa nathnam try eka athulen return wenawa
     

    DooA

    Well-known member
  • Jun 22, 2011
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    773
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    ආගිය අතක් නැත
    urban-airship-3041.png


    urban airship IOS එක්ක කරලා තියෙන එකෙක් ඉන්නවද හදිස්සි ? :dull:
     

    MihiCherub

    Well-known member
  • Sep 14, 2009
    18,861
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    Gampaha

    oya wage podi ewata efficiency balanna epa ban. lesi vidiya karapan. :dull:
    na macho mata one me seen eke wada hoda ekai. e kiyanne api hama ekatama isEmpty() is null kiya kiya check karanne nathuwa kelinma try catch ekak dana ekada hoda kiyalai ahanne..

    example 01 eke Value eka aniwa "ABC" wenne nath nam mokadda hoda..? e kiyane String value eka ekko null nath nam empty ehema nath nam [0-9] witharamai. dan hodama method eka mokadda?
     

    DooA

    Well-known member
  • Jun 22, 2011
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    ආගිය අතක් නැත
    na macho mata one me seen eke wada hoda ekai. e kiyanne api hama ekatama isEmpty() is null kiya kiya check karanne nathuwa kelinma try catch ekak dana ekada hoda kiyalai ahanne..

    example 01 eke Value eka aniwa "ABC" wenne nath nam mokadda hoda..? e kiyane String value eka ekko null nath nam empty ehema nath nam [0-9] witharamai. dan hodama method eka mokadda?

    mama nam use karanne example 2 eka.

    example 1 eke hamathissema if eka execute wenawa.
     

    thilihare

    Well-known member
  • Apr 30, 2013
    6,684
    741
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    Kandy
    Java wala exception walin handle kalata awlak nadda machanla..
    me example 02 wada hodama mokadda?

    Eaxmple 01

    Code:
    public int getValue(String value){
    
        if(value != null && !value.isEmpty()){
            return    Integer.parseInt(value);
        }
    
        return 0;
    }
    Example 02

    Code:
    public int getValue(String value){
        try{
            return    Integer.parseInt(value);
        }catch(NumberFormatException e){
            return 0;
        }
    }

    Mama Nam U karanne Example 02
     

    K_ZONE

    Well-known member
  • May 28, 2009
    5,156
    4,058
    113
    invoke db "Injected Memory"

    දැන් මතක නැද්ද මචං ? ElaKiri Programmer's Club එකේ assembly code ගැන දන්න අය කව්ද ඉන්නේ ?:confused:

    මොනාද දැන ගන්න ඕන කියපන්කො බ්‍රො.

    Microcontroller වලටද ?
    නැත්නම් මොනා හරි LowLevel Program එකක් ලියන්නද ?
    reverse engneering ද ?

    එහෙමත් නැත්නම් SHELL CODE එකක් වත් ලියන්නද :D :D :D