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Simple C example of doing an HTTP POST and consuming the response
...lude <netdb.h> /* struct hostent, gethostbyname */
void error(const char *msg) { perror(msg); exit(0); }
int main(int argc,char *argv[])
{
/* first what are we going to send and where are we going to send it? */
int portno = 80;
char *host = "api.somesite.com";
...
what is Segmentation fault (core dumped)? [duplicate]
...ith your arguments of main. The main function should be int main(int argc, char *argv[]), and you should check that argc is at least 2 before accessing argv[1].
Also, since you're passing in a float to printf (which, by the way, gets converted to a double when passing to printf), you should use the...
How to generate gcc debug symbol outside the build target?
...
Refer @Lance Richardson answer comments for an example.
– GuruM
Jul 19 '13 at 11:02
7
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How to split a string in Haskell?
...n of words is,
words :: String -> [String]
words s = case dropWhile Char.isSpace s of
"" -> []
s' -> w : words s''
where (w, s'') = break Char.isSpace s'
So, change it for a function that takes a predicate:
words...
Python: Get the first character of the first string in a list?
How would I get the first character from the first string in a list in Python?
4 Answers
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How do you determine the size of a file in C?
...include <sys/stat.h>
#include <sys/types.h>
off_t fsize(const char *filename) {
struct stat st;
if (stat(filename, &st) == 0)
return st.st_size;
return -1;
}
Changes:
Made the filename argument a const char.
Corrected the struct stat definition, which was...
Is it possible to declare two variables of different types in a for loop?
...ound (not that i'd actually use it unless forced to):
for(struct { int a; char b; } s = { 0, 'a' } ; s.a < 5 ; ++s.a)
{
std::cout << s.a << " " << s.b << std::endl;
}
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Best way to repeat a character in C#
...turns
"aa"
from...
Is there a built-in function to repeat string or char in .net?
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Which characters need to be escaped when using Bash?
Is there any comprehensive list of characters that need to be escaped in Bash? Can it be checked just with sed ?
7 Answers...
How can I link to a specific glibc version?
...ric
so in menuconfig I do:
Operating System
Version of linux
so I select:
4.14.71
which is the first equal or older version. It has to be older since the kernel is backwards compatible.
Now you can build with:
env -u LD_LIBRARY_PATH time ./ct-ng build CT_JOBS=`nproc`
and now wait for...