I need C programming notes

On 7/25/14, Him Prasad Gautam <drishtibac...@gmail.com> wrote:
> hi,
> Soft copy,  but about what?
> What do you need?
>
>
> On 7/24/14, Ganesh Babu <jsspda.gan...@gmail.com> wrote:
>> Dear sir,
>> I forget to tell you, PL send me soft copy
>>
>> On 7/24/14, Him Prasad Gautam <drishtibac...@gmail.com> wrote:
>>> Hi,
>>> There are some reasons:
>>> 1. we are blind by eyes, they are blind by mind.
>>> 2. In this world, a man quickly adopts bad things, but could not abandon
>>> it.
>>> 3. A man is always reluctant to good cause and is hesitant to practice
>>> right things.
>>> 4. Perhaps it is god's fault, he made human being so...
>>> traditional system of character coding is far and far junior than uni
>>> code.
>>> Mind that the world is govern by virtual power but not by ground
>>> reality.
>>>
>>>
>>>
>>> On 7/24/14, Bhavya shah <bhavya.shah...@gmail.com> wrote:
>>>> Hi.
>>>> I asked this on another thread on the same topic but thought to write
>>>> it to this thread just  in case.
>>>> Why do sighted people use ASCII more often than Unicode and why do
>>>> they use ASCII anyways? Are there any advantages of ASCII over
>>>> Unicode?
>>>> ASCII & Unicode fall under the group of encoding systems, right?
>>>> What does ASCII stand for?
>>>>
>>>> On 7/24/14, Siddalingeshwar Ingalagi <ingalagisi...@gmail.com> wrote:
>>>>> ok sir. I understood. Thanks for explaining.
>>>>>
>>>>> On 7/24/14, Him Prasad Gautam <drishtibac...@gmail.com> wrote:
>>>>>> hi,
>>>>>> question one:. What is difference between  ascii anci
>>>>>> Answer:
>>>>>> For general concept, they both fall under the category as one group
>>>>>> element have different identification number but different group will
>>>>>> use the same number with repeating of those numbers which were
>>>>>> already
>>>>>> used by another group.
>>>>>> Question 2: Difference between unicode UTF8 and UTF16?
>>>>>> Answer:
>>>>>> I earlier have  explained  that letters converted in numbers, numbers
>>>>>> in zero and one. The zero is taken as switch off no supply of
>>>>>> electricity) and one is converted as switch on supply electricity).
>>>>>> Finally every things is converted into how many times on the switch
>>>>>> and how many time off the switch.
>>>>>> Take a real example:
>>>>>> 65 is the code number of the English capital letter A.
>>>>>> If we convert the number 65 into one and zero (binary number) it
>>>>>> becomes  1000001
>>>>>> Count the number of zero and one here.
>>>>>> There is one at first and at last and rest are zero.
>>>>>> The total digit is seven.
>>>>>> It means switch the first one, switch off the second, third,
>>>>>> fourth,fifth, sixth and switch on the seventh. That is capital A.
>>>>>> This is only background information for your question.
>>>>>> Then what is utf-8 and 16 etc.
>>>>>> This is the span of a binary number.
>>>>>> Take an example:
>>>>>> you can write one as
>>>>>> 1
>>>>>> 01
>>>>>> 001
>>>>>> 0001
>>>>>> 00001
>>>>>> 000001
>>>>>> What is the different among these numbers?
>>>>>> In value all they are one but in digits they are different.
>>>>>>  01 is two digit and 000001 is six digit.
>>>>>> Now go to back again.
>>>>>> each letter of each language of the world have an unique number
>>>>>> called
>>>>>> the uni Code.
>>>>>> English Capital has the code 65 but my Nepali ka has 2325.
>>>>>> if both letters converted into zero and one (binary number); A is 7
>>>>>> digit and my ka may have 12 digit and perhaps your Kannada ka may
>>>>>> have
>>>>>> sixteen digit.
>>>>>> Now if we want write all number of equal digit say sixteen; we have
>>>>>> to
>>>>>> add nine zeros in front of English A and four in front of my ka but
>>>>>> no
>>>>>> thing to add in front of your ka.
>>>>>> In brief, it is a process of maintaining the number with same digit.
>>>>>> If it is smaller than the set span, zero are added in front of it but
>>>>>> keeping the value same.
>>>>>> In conclusion, The bit expresses the length of digit.
>>>>>> question three: what is font convert?
>>>>>> Answer:
>>>>>> Basically it is not a font convert but converting the code number of
>>>>>> a
>>>>>> letter.
>>>>>> Remember my earlier example:
>>>>>> English 1, 2, 3, 4,  5, etc.
>>>>>> Russian 1, 2, 3, 4, 5, etc.
>>>>>> It is ASCII system.
>>>>>> In the same example I have written:
>>>>>> English: 1, 2, 3, 4, 5,...
>>>>>> Russian 100, 101, 102, 103, etc
>>>>>> It is Uni Code system.
>>>>>>
>>>>>> Now Font convert means converting ASCII into uni Code numbering
>>>>>> system.
>>>>>> In the above example:
>>>>>> Converting Russian 1 into 100, 2 into 101, 3 into 102 etc. etc.
>>>>>> Making the ASCII code letter into uni Code letter
>>>>>> Hence The word Font convert is meaning less from real sense.
>>>>>>
>>>>>> On 7/24/14, Renuka Warriar Edakkunni <eren...@gmail.com> wrote:
>>>>>>> Superb explanation.
>>>>>>>
>>>>>>> Renuka.
>>>>>>>
>>>>>>> On 7/24/14, Siddalingeshwar Ingalagi <ingalagisi...@gmail.com>
>>>>>>> wrote:
>>>>>>>> hi sir, nice explaination. What is difference between ascii anci
>>>>>>>> and
>>>>>>>> unicode UTF8 and UTF16? and what is font convert?
>>>>>>>>
>>>>>>>> On 7/23/14, Him Prasad Gautam <drishtibac...@gmail.com> wrote:
>>>>>>>>> Hi list,
>>>>>>>>> Many persons usually ask me what is unicode?
>>>>>>>>> Why screen reader work only in Unicode?
>>>>>>>>> Many VI fellows had requested me to make a system which may read
>>>>>>>>> non-uniCode letters which is not possible.
>>>>>>>>> They often complain that sited persons use non-uniCode system
>>>>>>>>> which
>>>>>>>>> they have to access.
>>>>>>>>> Here is a reply:
>>>>>>>>>
>>>>>>>>> Let you be clear:
>>>>>>>>> 1. computer only knows every thing in number, no letter, word, or
>>>>>>>>> order. For example, if you press enter key, computer understand it
>>>>>>>>> as
>>>>>>>>> 13. number of key. like your roll number in school.
>>>>>>>>> 2. It does not recognize anything except numbers.
>>>>>>>>> 3. Though Computer knows only the numbers; the number must be
>>>>>>>>> either
>>>>>>>>> zero or one. two, three , four is not understood by it.
>>>>>>>>> 4. The two, three, four, ten, hundred or billion etc is converted
>>>>>>>>> into
>>>>>>>>> a different number that contain zero and one which called binary.
>>>>>>>>> 6. The binary number which contains only zero and one is taken as
>>>>>>>>> follows:
>>>>>>>>> zero means(switch off (no electric supply).
>>>>>>>>> 1 meansswitch on ( electric supply.).
>>>>>>>>> 7. That means computer does switch on and off only, it does not do
>>>>>>>>> any
>>>>>>>>> thing more.
>>>>>>>>> 8. The processor speed expressed in hertz means how many times can
>>>>>>>>> it
>>>>>>>>> do the switch on and off in one second.
>>>>>>>>> 9. A human being takes few second to on or off a switch, computer
>>>>>>>>> does
>>>>>>>>> the same work many billions times in one second.
>>>>>>>>> Now, perhaps you may have understood:
>>>>>>>>> 1. Computer does not recognize any letters.
>>>>>>>>> 2. Instead a letter name like a, b, c, a number of that letter
>>>>>>>>> must
>>>>>>>>> be
>>>>>>>>> given to it. Like you are called by your roll number by a teacher,
>>>>>>>>> or
>>>>>>>>> an immigrant officer called you by your passport number or some
>>>>>>>>> one
>>>>>>>>> refered you by your id number but not by your name.
>>>>>>>>> 3. Hope you conclude that in computer letters are dealt in numbers
>>>>>>>>> only but not by their name.
>>>>>>>>> Now the first question begins:
>>>>>>>>> How the letters are given numbers?
>>>>>>>>> What number is given for English alphabet a or  for b or  for c or
>>>>>>>>> for
>>>>>>>>> z or for ka/kha of Hindi, or for alif/bay  of urdu?
>>>>>>>>> The numbering system of all letter of all languages of the world
>>>>>>>>> is
>>>>>>>>> called unicode.
>>>>>>>>> For example:
>>>>>>>>> Government decided to allocate a id number to all of Indian
>>>>>>>>> citizen.
>>>>>>>>> Now the id number can be given in either way:
>>>>>>>>> First method:
>>>>>>>>> Bengal: 1, 2, 3, 4, 5 ....
>>>>>>>>> Orissa: 1, 2, 3, 4, 5, ....
>>>>>>>>> Gujarat:1, 2, 3, 4,5,
>>>>>>>>> Kerala: 1, 2, 3, 4, 5....
>>>>>>>>> In this method, the id number within a state is not repeated but
>>>>>>>>> the
>>>>>>>>> same id number holder is found in another state.
>>>>>>>>> Second method:
>>>>>>>>> Do not repeat the id number in each state. Allocate an unique
>>>>>>>>> number
>>>>>>>>> for an Indian citizen.
>>>>>>>>> Now come to the letter numbering system:
>>>>>>>>> This is an example:
>>>>>>>>> English letter: 1, 2, 3, 4, 5,
>>>>>>>>> Russian letter: 1, 2, 3, 4, 5
>>>>>>>>> Hindi letter: 1, 2, 3, 4, 5, ....
>>>>>>>>> Punjabi letter: 1, 2, 3, 4, 5, ...
>>>>>>>>> Chinese letter: 1, 2, 3, 4, 5
>>>>>>>>> This method of giving the number is called ASCII system.
>>>>>>>>> Where the letter number is repeated.
>>>>>>>>> Second way:
>>>>>>>>> English lettter: 1, 2, 3, 4, 5, ... upto 99
>>>>>>>>> Russian letter: 100, 101, 102, 103, 104...upto 199
>>>>>>>>> Hindi letter: 200, 201, 202, 203, 204... up to 299
>>>>>>>>> Punjabi letter: 300, 301, 302, 303, ... up to 399.
>>>>>>>>> Chinese letter: 400, 401, 402, 403, 404
>>>>>>>>> In this method, the letter numbers is not repeated! in different
>>>>>>>>> language.
>>>>>>>>> This is the Unicode system of coding.
>>>>>>>>> Now the final reply:
>>>>>>>>> It is already cleared that computer recognizes a letter by its
>>>>>>>>> code
>>>>>>>>> number; if the Unicode system is followed, it recognizes the exact
>>>>>>>>> letter because there is no repeating of the letter code number.
>>>>>>>>> If the letters coded in ASCII encoding, the repeat of number takes
>>>>>>>>> places and computer does not recognizes which language or letter
>>>>>>>>> it
>>>>>>>>> belongs.
>>>>>>>>> Take an example:
>>>>>>>>> if you went to a school and asked the headmaster about the
>>>>>>>>> performance
>>>>>>>>> of your kid having roll number ten; Can the headmaster exactly
>>>>>>>>> judge
>>>>>>>>> which is the student?
>>>>>>>>> Definitely not, because there are many students having roll number
>>>>>>>>> ten.
>>>>>>>>> If the school have a roll number system as in unicode; he can
>>>>>>>>> immediately know who is the kid because in Unicode there will be
>>>>>>>>> only
>>>>>>>>> one student having roll number ten in the school.
>>>>>>>>>  Same case happens to screen reader to recognize the exact letter.
>>>>>>>>> That is why It recognizes if in Unicode but does not if in ASCII
>>>>>>>>> code.
>>>>>>>>>
>>>>>>>>> Him Prasad Gautam
>>>>>>>>> Kathmandu, Nepal
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> Register at the dedicated AccessIndia list for discussing
>>>>>>>>> accessibility
>>>>>>>>> of
>>>>>>>>> mobile phones / Tabs on:
>>>>>>>>> http://mail.accessindia.org.in/mailman/listinfo/mobile.accessindia_accessindia.org.in
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> Search for old postings at:
>>>>>>>>> http://www.mail-archive.com/accessindia@accessindia.org.in/
>>>>>>>>>
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>>>>>>>>>
>>>>>>>>>
>>>>>>>>> Disclaimer:
>>>>>>>>> 1. Contents of the mails, factual, or otherwise, reflect the
>>>>>>>>> thinking
>>>>>>>>> of
>>>>>>>>> the
>>>>>>>>> person sending the mail and AI in no way relates itself to its
>>>>>>>>> veracity;
>>>>>>>>>
>>>>>>>>> 2. AI cannot be held liable for any commission/omission based on
>>>>>>>>> the
>>>>>>>>> mails
>>>>>>>>> sent through this mailing list..
>>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> Register at the dedicated AccessIndia list for discussing
>>>>>>>> accessibility
>>>>>>>> of
>>>>>>>> mobile phones / Tabs on:
>>>>>>>> http://mail.accessindia.org.in/mailman/listinfo/mobile.accessindia_accessindia.org.in
>>>>>>>>
>>>>>>>>
>>>>>>>> Search for old postings at:
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>>>>>>>>
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>>>>>>>>
>>>>>>>> Disclaimer:
>>>>>>>> 1. Contents of the mails, factual, or otherwise, reflect the
>>>>>>>> thinking
>>>>>>>> of
>>>>>>>> the
>>>>>>>> person sending the mail and AI in no way relates itself to its
>>>>>>>> veracity;
>>>>>>>>
>>>>>>>> 2. AI cannot be held liable for any commission/omission based on
>>>>>>>> the
>>>>>>>> mails
>>>>>>>> sent through this mailing list..
>>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> Register at the dedicated AccessIndia list for discussing
>>>>>>> accessibility
>>>>>>> of
>>>>>>> mobile phones / Tabs on:
>>>>>>> http://mail.accessindia.org.in/mailman/listinfo/mobile.accessindia_accessindia.org.in
>>>>>>>
>>>>>>>
>>>>>>> Search for old postings at:
>>>>>>> http://www.mail-archive.com/accessindia@accessindia.org.in/
>>>>>>>
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>>>>>>>
>>>>>>> Disclaimer:
>>>>>>> 1. Contents of the mails, factual, or otherwise, reflect the
>>>>>>> thinking
>>>>>>> of
>>>>>>> the
>>>>>>> person sending the mail and AI in no way relates itself to its
>>>>>>> veracity;
>>>>>>>
>>>>>>> 2. AI cannot be held liable for any commission/omission based on the
>>>>>>> mails
>>>>>>> sent through this mailing list..
>>>>>>>
>>>>>>
>>>>>>
>>>>>> --
>>>>>> Him Prasad Gautam
>>>>>> Kathmandu, Nepal
>>>>>>
>>>>>>
>>>>>>
>>>>>> Register at the dedicated AccessIndia list for discussing
>>>>>> accessibility
>>>>>> of
>>>>>> mobile phones / Tabs on:
>>>>>> http://mail.accessindia.org.in/mailman/listinfo/mobile.accessindia_accessindia.org.in
>>>>>>
>>>>>>
>>>>>> Search for old postings at:
>>>>>> http://www.mail-archive.com/accessindia@accessindia.org.in/
>>>>>>
>>>>>> To unsubscribe send a message to
>>>>>> accessindia-requ...@accessindia.org.in
>>>>>> with the subject unsubscribe.
>>>>>>
>>>>>> To change your subscription to digest mode or make any other changes,
>>>>>> please
>>>>>> visit the list home page at
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>>>>>>
>>>>>>
>>>>>> Disclaimer:
>>>>>> 1. Contents of the mails, factual, or otherwise, reflect the thinking
>>>>>> of
>>>>>> the
>>>>>> person sending the mail and AI in no way relates itself to its
>>>>>> veracity;
>>>>>>
>>>>>> 2. AI cannot be held liable for any commission/omission based on the
>>>>>> mails
>>>>>> sent through this mailing list..
>>>>>>
>>>>>
>>>>>
>>>>>
>>>>> Register at the dedicated AccessIndia list for discussing
>>>>> accessibility
>>>>> of
>>>>> mobile phones / Tabs on:
>>>>> http://mail.accessindia.org.in/mailman/listinfo/mobile.accessindia_accessindia.org.in
>>>>>
>>>>>
>>>>> Search for old postings at:
>>>>> http://www.mail-archive.com/accessindia@accessindia.org.in/
>>>>>
>>>>> To unsubscribe send a message to
>>>>> accessindia-requ...@accessindia.org.in
>>>>> with the subject unsubscribe.
>>>>>
>>>>> To change your subscription to digest mode or make any other changes,
>>>>> please
>>>>> visit the list home page at
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>>>>>
>>>>>
>>>>> Disclaimer:
>>>>> 1. Contents of the mails, factual, or otherwise, reflect the thinking
>>>>> of
>>>>> the
>>>>> person sending the mail and AI in no way relates itself to its
>>>>> veracity;
>>>>>
>>>>> 2. AI cannot be held liable for any commission/omission based on the
>>>>> mails
>>>>> sent through this mailing list..
>>>>>
>>>>
>>>>
>>>> --
>>>> Best Regards
>>>> Bhavya Shah
>>>> E-mail Address :- bhavya.shah...@gmail.com
>>>> Skype -> bhavya.09
>>>>
>>>>
>>>>
>>>> Register at the dedicated AccessIndia list for discussing accessibility
>>>> of
>>>> mobile phones / Tabs on:
>>>> http://mail.accessindia.org.in/mailman/listinfo/mobile.accessindia_accessindia.org.in
>>>>
>>>>
>>>> Search for old postings at:
>>>> http://www.mail-archive.com/accessindia@accessindia.org.in/
>>>>
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>>>>
>>>> To change your subscription to digest mode or make any other changes,
>>>> please
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>>>>
>>>>
>>>> Disclaimer:
>>>> 1. Contents of the mails, factual, or otherwise, reflect the thinking
>>>> of
>>>> the
>>>> person sending the mail and AI in no way relates itself to its
>>>> veracity;
>>>>
>>>> 2. AI cannot be held liable for any commission/omission based on the
>>>> mails
>>>> sent through this mailing list..
>>>>
>>>
>>>
>>> --
>>> Him Prasad Gautam
>>> Kathmandu, Nepal
>>>
>>>
>>>
>>> Register at the dedicated AccessIndia list for discussing accessibility
>>> of
>>> mobile phones / Tabs on:
>>> http://mail.accessindia.org.in/mailman/listinfo/mobile.accessindia_accessindia.org.in
>>>
>>>
>>> Search for old postings at:
>>> http://www.mail-archive.com/accessindia@accessindia.org.in/
>>>
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>>>
>>> To change your subscription to digest mode or make any other changes,
>>> please
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>>>
>>>
>>> Disclaimer:
>>> 1. Contents of the mails, factual, or otherwise, reflect the thinking of
>>> the
>>> person sending the mail and AI in no way relates itself to its veracity;
>>>
>>> 2. AI cannot be held liable for any commission/omission based on the
>>> mails
>>> sent through this mailing list..
>>>
>>
>>
>>
>> Register at the dedicated AccessIndia list for discussing accessibility
>> of
>> mobile phones / Tabs on:
>> http://mail.accessindia.org.in/mailman/listinfo/mobile.accessindia_accessindia.org.in
>>
>>
>> Search for old postings at:
>> http://www.mail-archive.com/accessindia@accessindia.org.in/
>>
>> To unsubscribe send a message to
>> accessindia-requ...@accessindia.org.in
>> with the subject unsubscribe.
>>
>> To change your subscription to digest mode or make any other changes,
>> please
>> visit the list home page at
>> http://accessindia.org.in/mailman/listinfo/accessindia_accessindia.org.in
>>
>>
>> Disclaimer:
>> 1. Contents of the mails, factual, or otherwise, reflect the thinking of
>> the
>> person sending the mail and AI in no way relates itself to its veracity;
>>
>> 2. AI cannot be held liable for any commission/omission based on the
>> mails
>> sent through this mailing list..
>>
>
>
> --
> Him Prasad Gautam
> Kathmandu, Nepal
>
>
>
> Register at the dedicated AccessIndia list for discussing accessibility of
> mobile phones / Tabs on:
> http://mail.accessindia.org.in/mailman/listinfo/mobile.accessindia_accessindia.org.in
>
>
> Search for old postings at:
> http://www.mail-archive.com/accessindia@accessindia.org.in/
>
> To unsubscribe send a message to
> accessindia-requ...@accessindia.org.in
> with the subject unsubscribe.
>
> To change your subscription to digest mode or make any other changes, please
> visit the list home page at
> http://accessindia.org.in/mailman/listinfo/accessindia_accessindia.org.in
>
>
> Disclaimer:
> 1. Contents of the mails, factual, or otherwise, reflect the thinking of the
> person sending the mail and AI in no way relates itself to its veracity;
>
> 2. AI cannot be held liable for any commission/omission based on the mails
> sent through this mailing list..
>



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