by: Steven |
last post by:
Is printf thread-safe?
Someone tell me it isn't, however, I think it is.
If it isn't, then why?
Thank you in advance.
--
Steven Ding
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by: cylin |
last post by:
Dear all,
To do below is too long.
cout << "Name: " << name << ", Age: " << age << endl;
Can cout use "%" to implement?
Thanks.
cylin.
|
by: uli |
last post by:
Hi all!
I'm posting to both newsgroups, because it's actually a C++ problem but
could be that some of you using Matlab-&-MEX-&-C++ was struggling with the
same problem.
I'm trying to rewrite...
|
by: Minti |
last post by:
Is std::cout slower than printf
When we call printf e.g. in
printf(20 format conversion specifications, 20 arguments);
Is it faster than the
std::cout << { 20 redirections to the output...
|
by: liaoo |
last post by:
Dear all,
I have a question about using cout<<...
In standard C, I can use printf("%x",...) to print "hex" number. But in
Watcom C++, when using cout<<, I got the "decimal" representation !
...
|
by: Podrzut_z_Laweczki |
last post by:
Hello, I have question (or 2 :)). Is that true that for a large data
using scanf/printf instead of cin/cout makes that the program runs
faster? And if it is, is it legal to mix scanf/printf with...
|
by: pai |
last post by:
Hi,
This is a code . the output will be
why is this so. Can any nody explain me this..
4444 2222 7777 8888
aaaa
*******************************
|
by: laikon |
last post by:
Hello, everyone:
this is about overflow in C and C++.
int c = 400;
printf("%c", c);
it print ? on screen, and ascii of '?' is 63.
|
by: Rahul |
last post by:
Hi Everyone,
I had a query reg printf(). I heard that it can't be used in ISR's
as it is non-re-enterant. I didn't get as to why
printf is non-re-enterant and why non-re-enterant library can't...
|
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: 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: Sonnysonu |
last post by:
This is the data of csv file
1 2 3
1 2 3
1 2 3
1 2 3
2 3
2 3
3
the lengths should be different i have to store the data by column-wise with in the specific length.
suppose the i have to...
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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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last post by:
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by: Hystou |
last post by:
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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...
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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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