Debugging Thread1: EXC_BAD_ACCESS in C
I believe there is are some typo in the program, I fix it below: void processString(char *str, int *totVowels, int *totDigits) { int i = 0; for (i =0; str[i] …
C
The C programming language is a popular and powerful programming language that enables developers to create sophisticated software programs. Created in the early 1970s, C is one of the oldest programming languages still in use today and has been influential in the development of many other languages. C is a procedural language that enables developers to create modular, reusable code. It also has low–level features that give developers fine–grained control over program execution and memory usage. C is widely used in system programming, network programming, and software development.
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Strange output without a pointer
char morseCode[26][4] allocates only four bytes for each string. Strings in C must be terminated by a null character. String literals such as “.-.” automatically include this character. Some of …
ASM x64 function pointer not returning the good value
An int is 32 bits, but rax is a 64-bit register. A function that returns int will place its return value in eax, which will typically zero out the high …
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C : Unable to assign a string of a struct to an array
The problem is due to autor being a NULL pointer: buecher[*num_buch].autor = NULL; followed by an attempt to store through it: buecher[*num_buch].autor->name = strdup(str1); This attempts to set the name …
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(Socket operation on non socket) error while trying to receive data on a TCP server
You never initialize sockfd_cli. Odds are, it’s zero, and that’s your standard input terminal and not a socket. You need to store the return value from accept in sockfd_cli. CLICK …
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what is Valgrind error overlap in strcpy?
Changed this line strcpy(s, &s[from]); To //# of characters memmove(s, &s[from], i – from + 1); CLICK HERE to find out more related problems solutions.
Show Gtk.Popover at cursor of Gtk.Entry
You should set the widget to which your popover is relative to, by using Gtk.Popover.relative_to; then you can use Gtk.Popover.pointing_to and the rectangle with the location of the cursor. To …
Multiple threads re-locking mutex
Quoting from the POSIX specification: If there are threads blocked on the mutex object referenced by mutex when pthread_mutex_unlock() is called, resulting in the mutex becoming available, the scheduling policy …
why is func in c the same as func in c?
N1570 6.3.2.1 Lvalues, arrays, and function designators says: 4 A function designator is an expression that has function type. Except when it is the operand of the sizeof operator, the …
using a ternary operator inside of a preprocessor
I don’t think you understand how a macro works; you don’t declare a new variable max2 inside it. The preprocessor is a simple text substitution system. Your macro expands to: …
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