by: William Payne |
last post by:
Hello, I have a variable of type unsigned long. It has a number of bits set
(with set I mean they equal one). I need to determine those bits and their
position and create new numbers from them. For...
|
by: Andy |
last post by:
Hi,
Are 1 through 4 defined behaviors in C?
unsigned short i;
unsigned long li; /* 32-bit wide */
1. i = 65535 + 3;
2. i = 1 - 3;
3. li = (unsigned long)0xFFFFFFFF + 3;
4. li = 1...
|
by: amit |
last post by:
Hi,
What will happen in following scenario..
long a = -2;
longlong b = a
long c;
c = *(ulonglong *)&b;
b = c;
also when
|
by: TTroy |
last post by:
Hello, I'm relatively new to C and have gone through more than 4 books
on it. None mentioned anything about integral promotion, arithmetic
conversion, value preserving and unsigned preserving. ...
|
by: luke |
last post by:
Hi everybody,
please, can someone explain me this behaviour.
I have the following piece of code:
long long ll;
unsigned int i = 2;
ll = -1 * i;
printf("%lld\n", ll);
|
by: tutush |
last post by:
Hi there,
I have problem with importing my C++ code to C#.
The c++ looks like these
extern _declspec(dllexport) const char*
SendAndReceiveBufferedWrp(__int64 hConnection, const char*...
|
by: moumita |
last post by:
Hi All,
I need to convert 4 bytes to an unsigned long.
Suppose I have one array like unsigned char buf.I need to convert
these 4 bytes into a single
unsigned long. Is the following piece of code...
|
by: somenath |
last post by:
Hi All,
I am trying to undestand "Type Conversions" from K&R book.I am not
able to understand the
bellow mentioned text
"Conversion rules are more complicated when unsigned operands are...
|
by: Kislay |
last post by:
Consider the following code snippet
unsigned int i=10;
int j= - 2; // minus 2
if(i>j)
cout<<"i is greater";
else
cout<<"j is greater";
Since i is unsigned , j is greater . I know why , but...
|
by: Martin Wells |
last post by:
I commonly use the likes of -1 for max unsigned values, or something
like -7 to get 6 away from the max value; sort of like:
unsigned x = ...
if (-7 == x) puts("x is 6 away from its maximum");...
|
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...
|
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
|
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...
|
by: nemocccc |
last post by:
hello, everyone, I want to develop a software for my android phone for daily needs, any suggestions?
|
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...
|
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...
|
by: Oralloy |
last post by:
Hello folks,
I am unable to find appropriate documentation on the type promotion of bit-fields when using the generalised comparison operator "<=>".
The problem is that using the GNU compilers,...
|
by: jinu1996 |
last post by:
In today's digital age, having a compelling online presence is paramount for businesses aiming to thrive in a competitive landscape. At the heart of this digital strategy lies an intricately woven...
|
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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