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Pointer expressions: *ptr++, *++ptr and ++*ptr
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The statement also initializes p to point to the first character in the string literal "Hello". For the sake of this exercise, it's important to understand p as pointing not to the entire string, but only to the first character, 'H'. After all, p is a pointer to one char, not to the entire string...
How to send password securely over HTTP?
...nstructed as follows:
The username and password are combined into a string separated by a
colon, e.g.: username:password
The resulting string is encoded using
the RFC2045-MIME variant of Base64, except not limited to 76
char/line.
The authorization method and a space i.e. "Basic ...
What is the maximum length of a table name in Oracle?
...ou have a 12.2 DB with compatible set to 11.2.0, is still limits you to 30 chars.
– rtaft
Nov 15 '18 at 15:13
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Windows下 C++网络延时检测 - C/C++ - 清泛网 - 专注C/C++及内核技术
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#define PING_TIMES 2 //ping 4 次
typedef struct _IPINFO
{
unsigned char Ttl; // Time To Live
unsigned char Tos; // Type Of Service
unsigned char IPFlags; // IP flags
unsigned char OptSize; // Size of options data
unsigned char FAR *Options; // Options data buffer
}IPINFO;...
Named placeholders in string formatting
In Python, when formatting string, I can fill placeholders by name rather than by position, like that:
19 Answers
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Difference between malloc and calloc?
..., for example since the parts of hash which are empty aren't backed by any extra memory (pages); they happily point to the single zero-initialized page, which can be even shared between processes.
Any write to virtual address is mapped to a page, if that page is the zero-page, another physical page...
How do I check OS with a preprocessor directive?
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#endif
// Return a name of platform, if determined, otherwise - an empty string
const char *get_platform_name() {
return (PLATFORM_NAME == NULL) ? "" : PLATFORM_NAME;
}
int main(int argc, char *argv[]) {
puts(get_platform_name());
return 0;
}
Tested with GCC and clang on:
Debian 8...
Coding in Other (Spoken) Languages
...r does not how to proper write english vars names. The worst I've seen is "String employiNeim" hehe ( nahh just kidding ) but I've seen things really close to that before.
– OscarRyz
Oct 15 '08 at 22:08
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How to pattern match using regular expression in Scala?
...work. This is because match-case uses unapplySeq(target: Any): Option[List[String]], which returns the matching groups.
– rakensi
Dec 16 '13 at 13:01
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Are “while(true)” loops so bad? [closed]
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BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
String strLine;
while ((strLine = br.readLine()) != null) {
// do something with the line
}
And the usual C++ convention for reading input is:
#include <iostream>
#include <string>
std::string data;
while(st...