sam mitwa

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since Mar 27, 2005
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Recent posts by sam mitwa

what is the use of making class(wrapper class )
of primitive data types
please help me
left shift <<
signed right shift >>
unsigned right shift >>>

i want to asked after shifting using these operators
how we fill the list significant bit and most significant bit spaces
(with 0's and 1's )
please help me
how can we differentiate exceptions that
where we have to write it
1. in front of throws clause
2. or in try catch block

pease help me how
strings are immutable
what does it means
ie that we cant change its memory content
ie that is we cant extend the memory and but we can change the data in its allocated memory
and in string buffer we can change the memory content ie we can enlarge
the memory content
is i m right ??? :roll:
garbage collection
we can' t force anything to get destructed ; we can just request
by system.gc() ;
so can we do like thiswith our own after using object ;
we assign null to that object will it got distructed
or goes in garbage collection
in java everything is pass by value
in pass by value a copy of argument value goes
in pass by reference a copy of address will go
than how can we say that in java
everything is pass by value

Edited by Corey McGlone: Removed Excessive Question Marks from Subject
[ March 27, 2005: Message edited by: Corey McGlone ]
what is difference between default scope and protected scope
thanks for this good link jay
as i want to go in right direction that is best for assertion
so i asked this q
what is checked exception
how it is different from other exceptions
why we say exceptions checked
how it is different from runtime exception
how can we categorized whather this exception is checked or not
19 years ago
what is assertion
what does it means
i know its something related to exception
but i m not clear what exactly is this
is assertion an error or exception
i m very sorry to good programmers that i m asking very simple q
that what is assertion i think it looks very silly , doesnt seems to be
good q but im asking as i just saw in one java ranch form ask any type of querries
i want to make one package of my own classes that i have made
i know that classes of package are in one directory
and i saw syntax package name (that u want to give )
i know this much ;

now i m making one new class
and than i want to import all the classes that i have made earlier
by using package name ; one answer might be put all the classes tht u have made in the same directory
than how can i import classes by package name
;
my question is how can i make package of classes
suppose i have 5 classes
a
b
c
d
e
how can i put these classes in one package whose name is p
and
now im making one new class z and now i want to use those classes(a,b,c,d,e)
that i have put in package p how can i import ?

i think that u can understand what i want to say ;
i have already declared that how much knowledge i have about package
im totally confused whether anyone can understand what i want to say :

if anyone can understand what i want to ask
please reply
19 years ago
what is the difference between daemon thread and user thread
i m not able to get it
please help me

and why we say thread as heavyweight process;
and what is light weight process
i m madly confused between these concept
i just crammed not understood
can anybody help me
i m very confussed what should i study for collection
i have read map list set from api
but i m not satisfied
bcoz i m not able to understand it
i get a picture but not clear
sometimes it seems collection interface is very vast
and what is hashcode
from where should i study hash code

please help me
give me good links for this topic
that makes these topic easy

thank u