by: Andrew Dalke |
last post by:
Here's a proposed Q&A for the FAQ based on a couple recent
threads. Appropriate comments appreciated
X.Y: Why doesn't Python have macros like in Lisp or Scheme?
Before answering that, a...
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by: Newbie_sw2003 |
last post by:
Where should I use them?
I am giving you my understandings. Please correct me if I am wrong:
MACRO:
e.g.:#define ref-name 99
The code is substituted by the MACRO ref-name. So no overhead....
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by: Jim Cook |
last post by:
We have a macro which takes various index constants as an argument and
offsets into an array. The macro can be an Lvalue or Rvalue. The index
is not zero based. I would like a compile time error...
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by: Capstar |
last post by:
Hi NG,
I have the following struct, macro and functions prototypes:
typedef struct {
jmp_buf __env;
/*other stuff*/
} SAT;
#define smalloc_init(sat_p, size) \
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by: Michael B Allen |
last post by:
I just noticed that doing something like the following may fail because
it can overwrite u->size before it's evaluated.
memcpy(u, buf, u->size);
Is it legit that this is a macro as opposed to...
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by: Peter Ammon |
last post by:
K.N. King's book "C Programming: A Modern Approach" gives this exercise
in chapter 14, which is about the preprocessor:
The following macro has a subtle problem:
#define ABS(a)...
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by: Russell Shaw |
last post by:
Hi,
How do i make an if/then/else macro act as a function
so that the whole thing looks like the return value?
I tried this lame attempt for starters:
#define A_FROM_B(b) \
( \
if(b < 10)...
|
by: leo.hou |
last post by:
Hi experts,
I am new to linux and all the type definitions are driving me mad. What
is the best way to check a type definition in linux? When I use man
page to check some function definition, I...
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by: dis_is_eagle |
last post by:
HI.In what circumstances we should use a macro and when we should use a
function? If we use macro then will the size of the executable
increase?Thanks for help.
Eric
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by: JeanDean |
last post by:
For some debugging purpose I want to use overloaded new instead of
existing MyAlloc() in a huge code base.
But below macro doesnt work.
Is there any way to pass "size" to overloaded new ?
...
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by: CloudSolutions |
last post by:
Introduction:
For many beginners and individual users, requiring a credit card and email registration may pose a barrier when starting to use cloud servers. However, some cloud server providers now...
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by: Faith0G |
last post by:
I am starting a new it consulting business and it's been a while since I setup a new website. Is wordpress still the best web based software for hosting a 5 page website? The webpages will be...
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by: isladogs |
last post by:
The next Access Europe User Group meeting will be on Wednesday 3 Apr 2024 starting at 18:00 UK time (6PM UTC+1) and finishing by 19:30 (7.30PM).
In this session, we are pleased to welcome former...
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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: aa123db |
last post by:
Variable and constants
Use var or let for variables and const fror constants.
Var foo ='bar';
Let foo ='bar';const baz ='bar';
Functions
function $name$ ($parameters$) {
}
...
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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: 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: nemocccc |
last post by:
hello, everyone, I want to develop a software for my android phone for daily needs, any suggestions?
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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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