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What's the longest possible worldwide phone number I should consider in SQL varchar(length) for phon
...s the longest possible worldwide phone number I should consider in SQL varchar(length) for phone.
5 Answers
...
Difference between UTF-8 and UTF-16?
...
Both UTF-8 and UTF-16 are variable length encodings. However, in UTF-8 a character may occupy a minimum of 8 bits, while in UTF-16 character length starts with 16 bits.
Main UTF-8 pros:
Basic ASCII characters like digits, Latin characters with no accents, etc. occupy one byte which is identical...
The Definitive C Book Guide and List
...02). Very good introductory stuff.
Applications Programming in ANSI C - Richard Johnsonbaugh and Martin Kalin (1996).
Intermediate
Modern C — Jens Gustedt (2017 1st Edn; 2020 2nd Edn). Covers C in 5 levels (encounter, acquaintance, cognition, experience, ambition) from beginning C to advanced...
Set cursor position on contentEditable
...eateTextNode('\u0002')); is a reasonable replacement we think. for the — char. Thanks for the code
– twobob
Feb 29 '16 at 17:07
add a comment
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NSObject +load and +initialize - What do they do?
...
// ... initialize not implemented in this class
@end
int main(int argc, char *argv[]) {
@autoreleasepool {
Subclass *object = [[Subclass alloc] init];
}
return 0;
}
This program prints two lines of output:
2012-11-10 16:18:38.984 testApp[7498:c07] in Superclass initialize; ...
Can I pass an array as arguments to a method with variable arguments in Java?
...tatic String ezFormat(Object... args) {
String format = new String(new char[args.length])
.replace("\0", "[ %s ]");
return String.format(format, args);
}
public static void main(String... args) {
System.out.println(ezFormat("A", "B", "C"));
// prints "[ A ][ B ][ C ]"
}
And ...
What happens to a declared, uninitialized variable in C? Does it have a value?
...ype for which there's a guarantee that any bit pattern is a valid value is char; all others can have trap representations. Alternatively - since accessing uninitialized variable is U.B. anyway - a conforming compiler might simply do some checking and decide to signal the problem.
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const vs constexpr on variables
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Are you sure? Because const int N = 10; char a[N]; works, and array bounds must be compile-time constants.
– fredoverflow
Nov 12 '12 at 16:22
10
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What is the meaning of “POSIX”?
...cannot be used
. is cwd, .. parent
portable filenames
use at most max 14 chars and 256 for the full path
can only contain: a-zA-Z0-9._-
See also: what is posix compliance for filesystem?
Command line utility API conventions
Not mandatory, used by POSIX, but almost nowhere else, notably not in ...
Generate random numbers using C++11 random library
...;
}
};
thread_local backoff_time_t backoff_time;
int main(int argc, char** argv) {
double x1 = backoff_time.rand();
double x2 = backoff_time.rand();
double x3 = backoff_time.rand();
double x4 = backoff_time.rand();
return 0;
}
~
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