by: Imbaud Pierre |
last post by:
integer division and modulo gives different results in c and python,
when negative numbers
are involved. take gdb as a widely available c interpreter
print -2 /3
0 for c, -1 for python.
more...
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by: robert |
last post by:
before i go flapping my gums and get deeper in alligators, wondering
whether the following makes sense.
i have a database which provides picklists for input. it started out with a
2 column key...
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by: silentlights |
last post by:
Hi,
Is there a possibiliy to improve division or Modulo operations in the
following,
tmp1 = 123;
tmp2 = 123;
frame = ((char)((tmp1/100)+48)); // Division
tmp1 = (tmp2...
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by: fordge |
last post by:
we usually use <<n as a cheaper option to multiplication when its
factor of
2^n right,
even for non 2^n say
ix24 ==> ix(16+8) ==> (i<<4)+(i<<3)
similarly divison 2^n is >>n
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by: nessuno |
last post by:
I can't find any discussion of this question in this NG.
I'd like to implement some variable precision integer arithmetic in C,
and do it efficiently. A problem arises with the divide/remainder...
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by: seb.haase |
last post by:
Hi,
Is it true that that "Python 3000" is dead ?
Honestly I think that e.g. changing 5/2 to be 2.5 (instead of 2) would
just break to much code :-(
On the otherhand I'm using Python as "Matlab...
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by: Sri |
last post by:
Hi,
Is there anyway I can implement division in C without using the '/'
operator? Can I use bit aritmetic or such?
Thanks,
Sri
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by: kermit |
last post by:
For a long time,, There has been a discussion of trueFor division
versus integer division in Python.
I myslef prefer that / be used for integer division since almost
always, I want the...
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by: jamesonang |
last post by:
Supposed unsigned int(32 bits) is the largest number that computer can
represent with a single variable.
Now, i have a big integer ( less than 64 bit, but great than 32 bit) .
i represent it by...
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by: jackie |
last post by:
I know in c that 3/2 gets 1 and 3%2 is also 1,and i think this is
guaranteed by C99(is that true?),but on the other hand,-3/2 may be -1
or -2,and -3%2 may be -1 and 1 respectively,it is implement-...
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by: Charles Arthur |
last post by:
How do i turn on java script on a villaon, callus and itel keypad mobile phone
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by: ryjfgjl |
last post by:
If we have dozens or hundreds of excel to import into the database, if we use the excel import function provided by database editors such as navicat, it will be extremely tedious and time-consuming...
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by: ryjfgjl |
last post by:
In our work, we often receive Excel tables with data in the same format. If we want to analyze these data, it can be difficult to analyze them because the data is spread across multiple Excel files...
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by: emmanuelkatto |
last post by:
Hi All, I am Emmanuel katto from Uganda. I want to ask what challenges you've faced while migrating a website to cloud.
Please let me know.
Thanks!
Emmanuel
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by: BarryA |
last post by:
What are the essential steps and strategies outlined in the Data Structures and Algorithms (DSA) roadmap for aspiring data scientists? How can individuals effectively utilize this roadmap to progress...
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by: Hystou |
last post by:
There are some requirements for setting up RAID:
1. The motherboard and BIOS support RAID configuration.
2. The motherboard has 2 or more available SATA protocol SSD/HDD slots (including MSATA, M.2...
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by: Hystou |
last post by:
Most computers default to English, but sometimes we require a different language, especially when relocating. Forgot to request a specific language before your computer shipped? No problem! You can...
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by: Hystou |
last post by:
Overview:
Windows 11 and 10 have less user interface control over operating system update behaviour than previous versions of Windows. In Windows 11 and 10, there is no way to turn off the Windows...
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by: tracyyun |
last post by:
Dear forum friends,
With the development of smart home technology, a variety of wireless communication protocols have appeared on the market, such as Zigbee, Z-Wave, Wi-Fi, Bluetooth, etc. Each...
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