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What is the argument for printf that formats a long?
... Yep Dr Beco; further, just %l triggers warning: unknown conversion type character 0x20 in format [-Wformat]
– Patrizio Bertoni
Jul 29 '15 at 10:53
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How can strings be concatenated?
How to concatenate strings in python?
7 Answers
7
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Why is the shovel operator (
...erators) which is an assignment. On the other hand << is an alias of concat() which alters the receiver in-place.
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How many characters can a Java String have?
...ss uses for internal storage)
OR
Half your maximum heap size (since each character is two bytes) whichever is smaller.
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“sending 'const NSString *' to parameter of type 'NSString *' discards qualifiers” warning
...he term on its right only if there's nothing on its left side (e. g. const char * and a char const * are non-const pointers to const char, but char *const is a const pointer to non-const char).
– user529758
Oct 11 '12 at 4:29
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What is a segmentation fault?
...hen you try to write to a portion of memory that was marked as read-only:
char *str = "Foo"; // Compiler marks the constant string as read-only
*str = 'b'; // Which means this is illegal and results in a segfault
Dangling pointer points to a thing that does not exist any more, like here:
char *p...
How do I trim whitespace from a string?
... Hello ")
' Hello'
Also, note that str.strip() removes other whitespace characters as well (e.g. tabs and newlines). To remove only spaces, you can specify the character to remove as an argument to strip, i.e.:
>>> " Hello\n".strip(" ")
'Hello\n'
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How do I check that a Java String is not all whitespaces?
I want to check that Java String or character array is not just made up of whitespaces, using Java?
15 Answers
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+ operator for array in PHP?
... 'adding' or 'merging' arrays would do. Other languages/libraries use + to concatenate lists (e.g. in Python) and "merge" functions to add the key/value pairs from one object onto another (e.g. in lodash). Yet in PHP it's the other way round; array_merge can be used for concatenating list-like array...
Error “initializer element is not constant” when trying to initialize variable with const
...s_pFooInit = (&(const foo_t){ .a=2, .b=4, .c=6 });
int main (int argc, char **argv) {
const foo_t *const f1 = &s_FooInit;
const foo_t *const f2 = s_pFooInit;
printf("Foo1 = %d, %d, %d\n", f1->a, f1->b, f1->c);
printf("Foo2 = %d, %d, %d\n", f2->a, f2->b, f2->...