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“Array” of struct with flexible array member
With these it helps The C standard does not support this. In practice, you can calculate the run-time structure size and element positions:
TAG :c
Date : September 21 2020, 03:00 PM , By : maheshyadav
Error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token| with bubbleSort Function
Hope this helps You're missing a ; in your function declaration. Here's how it should look like:
TAG :c
Date : September 21 2020, 02:00 PM , By : Prachin Bari
How to combine uint8 and uint16 bytes in array with arduino?
hope this fix your issue I think what is happening is the data from engine_speed is being mangled because its expecting uint8_t values throughout your assignment.I would build main_array more explicitly to avoid issues like this.
TAG :c
Date : September 21 2020, 02:00 PM , By : Alex Reid
In c, do the macros __FILE__, __LINE__ & __PRETTY_FUNCTION__ allocate memory?
wish of those help c is a variable of pointer type and exists wherever (with whatever storage duration) it's declared with based on the scope where your declaration lies. It's initialized with the address of a string literal, which has static storage
TAG :c
Date : September 21 2020, 02:00 PM , By : Patrick Pan
stm32 HardFault_Handler after reset
Does that help It is enough boot0 toi be connected to GND. Boot1 means something only if the boot0 is high. Instant hard fault after the reset usually indicates that the initial stack address is invalid (offset 0 in the Vector Table)
TAG :c
Date : September 21 2020, 01:00 PM , By : Jeet
How to read files in directory in their lexical order?
I wish this help you Read file names into a list. Sort list to taste. Now loop over this list and process each file as before.
TAG :c
Date : September 21 2020, 11:00 AM , By : neemo
Why do we have the type of char in C, if a character literal is always of type int? Isn´t the whole type of char in C re
I wish this help you Just be cause a character constant in C source code has type int doesn't mean that the type char has no use.The type char occupies 1 byte of space. So you can use it anyplace where the values are in the range of a char, which inc
TAG :c
Date : September 21 2020, 09:00 AM , By : Thomas Kiesgen
How to write matrix in c?
should help you out As usr says you need to remove the from the fprintf(fp,"%d\n",hw[i][j]);.This because will return the location where hw[i][j] is stored and not the value it holds.
TAG :c
Date : September 21 2020, 09:00 AM , By : Yu.Stevin
Issue with C programming language FOR loop
I wish this helpful for you If you have the last do not iterate every time to find the last node. Loops were also incorrect
TAG :c
Date : September 21 2020, 08:00 AM , By : satya
How to declare a structure variable IN THE MAIN FUNCTION in the case of structure within a structure? Why does this code
I wish did fix the issue. The inner struct is only a definition of a struct. You need to declare a member of that type in the outer class.
TAG :c
Date : September 21 2020, 08:00 AM , By : zhoulifa
Don't understand why a code snippet from APUE unlinks a file attached to the client unix domain socket
should help you out Why does the server code unlink(name) the file attached to the client's socket?
TAG :c
Date : September 21 2020, 07:00 AM , By : Amish
Where is the memory leak when freeing this nested struct?
fixed the issue. Will look into that further Apparently valgrind is always complaining about the same malloc:
TAG :c
Date : September 21 2020, 07:00 AM , By : Selva V
How can I get the start time ("STIME") of a process given its PID in C in a POSIX-compliant way?
fixed the issue. Will look into that further The only portable, POSIX-compliant way appears to be to parse the output of the ps -o etime ... command to get the duration in days, hours, minutes, and seconds since the process was started - there doesn'
TAG :c
Date : September 21 2020, 07:00 AM , By : k patel
Why doesn't the octal sequence '\0101' equal 65 decimal?
hop of those help? The escape sequence for a character in octal format is a backslash followed by up to three digits, meaning the last digit is not part of the escape sequence. This is specified in section 6.4.4.4p1 of the C standard regarding "Chara
TAG :c
Date : September 21 2020, 05:00 AM , By : buckle2000
Can two characters be added or subtracted?
I hope this helps you . I came across this snippet of code which outputs the following. I need to know that can two characters be added or subtracted from each other and how? , From the C Standard (6.2.5 Types)
TAG :c
Date : September 21 2020, 05:00 AM , By : Luvo Mveli
Reallocating the size of the array by exceeding the limit of it
wish helps you I cannot solve the issue. The program has to increase the size of array by the desire of the user. However, it skips the conditions and starts showing the array itself. , The if statement in your code:
TAG :c
Date : September 21 2020, 05:00 AM , By : Yunlong Yang
How to send a variable from batch file to a C program?
it fixes the issue As pointed out by @kopecs, it seem that you want to define a macro in the command line while compiling your code. This would be useful if you want to define some constant that will be included in the binary for future execution, bu
TAG :c
Date : September 21 2020, 04:00 AM , By : ranpergamin
How to understand strings with pointers
this one helps. The variable p in your code is defined as a pointer to a char. The get the actual char value that p points to, you need to dereference the pointer, using the * operator.So, the expression in your while loop, *p evaluates - at the begi
TAG :c
Date : September 21 2020, 04:00 AM , By : Zdenek
Why my append function is not showing output?
I think the issue was by ths following , I'm using this append function to append data on my linked-list but it's not showing any output. I've reviewed the code multiple times. This code worked in my previous code. , The problem is just on printing o
TAG :c
Date : September 21 2020, 03:00 AM , By : fridriekh
How does the increment operator work with an array?
With these it helps ++ is a unary operator, i.e., it acts on one operand.The statement graph[x][0]++; should be perceived as (graph[x][0])++;, which means that the value in the 2d array graph at index x and 0 for the first and the second dimension re
TAG :c
Date : September 21 2020, 03:00 AM , By : bakari said
why after the exit(0) is called, but the child process still remains?
Any of those help Using WNOHANG instead of 0 is surely wrong. If the parent calls waitpid (with WNOHANG) before the child exits, the child will remain in existence as a zombie waiting to be reaped until the parent exits too.
TAG :c
Date : September 21 2020, 03:00 AM , By : Sophie Roseanne
C Read a file from line x to line y
I think the issue was by ths following , In most modern environments, the concept of a line is a convention whereby the character 0xa (ascii linefeed) denotes the end of a line. Some CPM-derived systems have an anachronism which insists a 0xd (ascii
TAG :c
Date : September 21 2020, 01:00 AM , By : eyalsus
Possible race condition in OpenMP parallel for loop
should help you out https://www.gurobi.com/documentation/8.1/refman/py_env2.htmlAccording to the docs the models in each loop iteration are not independent copies. They share the same environment variable. This means they potentially read/write from
TAG :c
Date : September 21 2020, 01:00 AM , By : Kouta Kariyado
Can I have a Structure as member of its own structure in C?
like below fixes the issue To begin with, struct type; is a forward declaration, not a member variable definition. Secondly, no you can't do it, you need to use pointers.To use a structure it must be fully defined, the definition have to end (with th
TAG :c
Date : September 21 2020, 12:00 AM , By : sami
How can I use strstr() with a filename
help you fix your problem I'm trying to implement the * shell wildcard in a minishell. I wrote a program that compares the part after * with the current directory's filenames. , The debug output:
TAG :c
Date : September 20 2020, 11:00 PM , By : Durai
fopen is not returning address, program crashes
This might help you It seems you are running the program in your debugger. When you come at the fopen statement/call, the debugger shows you what fopen returned.remember that fopen returns zero upon error, or a pointer to an open file structure. Sinc
TAG :c
Date : September 20 2020, 11:00 PM , By : p.ring
scanning several numbers using Recursion and counting how many even numbers were scanned (in c)
wish help you to fix your issue the question is "write a recursive function that ends when -1 is entered, than return how many times an even number was scanned. , This is a good place to make use of the ?: operator:
TAG :c
Date : September 20 2020, 11:00 PM , By : Sophie Cadoum
how to create a macro from variable length function? where macro value is another variable length function
will help you If you want create a macro that during invocation replaces or adds some parameters, you don't have to write it as a prototype, but, because C preprocessor is a simple text replacement processor, you can write it as the invocation itself
TAG :c
Date : September 20 2020, 11:00 PM , By : babara sayonara
unwanted element popping up in int list
To fix the issue you can do I have written a C-program to generate random numbers and then sort them with the bubblesort-algorithm. However, printing out the numbers (by an array, see the code) will show that the first element is 63, no matter what t
TAG :c
Date : September 20 2020, 10:00 PM , By : Bondwhitn
How do I return a whole line from a .txt by searching for a string contained in that same line?
I wish this help you You'll need to loop through a getline using your fp, then you can use for example strstr to check if the name is present in this string. Note that you'll have to handle the case when the name is present in the address.
TAG :c
Date : September 20 2020, 10:00 PM , By : Tim Levens
How to use ascii code of argv while making a conditional statement?
like below fixes the issue Don't think of low-level ASCII codes (what if the machine isn't using ASCII?). Just use the character constants in expressions:
TAG :c
Date : September 20 2020, 10:00 PM , By : Yongcheng Jing
Implementing a usb interface for ATtiny816 microcontrollers
like below fixes the issue I'm not sure if this is possible. ATtiny 816 don't have hardware USB so you have to write software stack by yourself. Take a look on V-USB library for AVR chips. It's software USB stack for most of AVR chips. I have second
TAG :c
Date : September 20 2020, 09:00 PM , By : Venkat Reddy
C Scanf Command Won't Run
To fix the issue you can do You might have run into a little intricacy with how printf works. When you run printf("What is your last inital?");, this text does not end with a newline (\n) character. As a result, some environments might not display it
TAG :c
Date : September 20 2020, 09:00 PM , By : Furious Kid
Faulty function that finds a node in a binary tree
will be helpful for those in need Basically your problem was in your while loop. Remember that you can't guarantee that every node will have two children, some nodes may only have one child and you were not exploring those nodes that only had one chi
TAG :c
Date : September 20 2020, 09:00 PM , By : Leo Ding
Why doesn't this get characters?
hope this fix your issue I think the problem is most likely that you don't think the Enter key will give you a character, but it will result in a newline '\n' character.If you want to skip the newlines (or really any white-space) then use a leading s
TAG :c
Date : September 20 2020, 08:00 PM , By : Dharmendra Goswami
C crypt() function, different passwords, same hash
hope this fix your issue They crypt function uses the lowest 7 bits of each of the first eight characters of the key you pass as a parameter in order to generate the key that is used for encryption.
TAG :c
Date : September 20 2020, 08:00 PM , By : Lisia
undefined reference to `sin', even though I use <math.h> and -lm
it helps some times References to libraries typically go to the end of the command line, in particular after the sources have been specified:
TAG :c
Date : September 20 2020, 07:00 PM , By : Dejan Draganić
How to pass structure field name to function?
help you fix your problem I have many similar function calls dealing with one structure, but each call is using different field of structure. , option 1 - offsets You can use memory offsets.
TAG :c
Date : September 20 2020, 07:00 PM , By : sai krishna
Count how many times a number divides another number
I think the issue was by ths following , I am trying to count how many 2 divides 100. When I run this code, I got the output of 1 and 2. Can anyone kindly explain how it is 1 2? I know I am using a count to keep tracking of the division but in the wh
TAG :c
Date : September 20 2020, 07:00 PM , By : Georgi Stavrev
OpenGL Texture is not rendered (C)
hope this fix your issue I want to render a simple picture between a rectangle (two triangles) but when I start the program, there is just a black rectangle instead of the picture. To render the picture, I´m using shaders, which I acces with uniforms
TAG :c
Date : September 20 2020, 07:00 PM , By : Dan D.
Is it possible to use carriage return \r without overwriting already written text?
I hope this helps . No, it is not possible in ANSI C. Assuming you want this to be ANSI C, you will have to print "Hello, World." first and then print " Welcome".Otherwise, there are various solutions, including curses. See mevets's answer for a curs
TAG :c
Date : September 20 2020, 05:00 PM , By : jusic
RTOS TCB vs Task stack
This might help you C does not support threading or multitasking directly and is not thread aware, however a C implementation typically requires a stack for local variables, function parameters and function return addresses.In a pre-emptive multi-thr
TAG :c
Date : September 20 2020, 05:00 PM , By : Sandratra Andrianiri
can not do copy of local variable to global variable C
Any of those help Change the definition of hx_test_val to include the volatile qualifier:
TAG :c
Date : September 20 2020, 02:00 PM , By : public help
Randomize a number in C within a range
Hope that helps a != 2 || a != 4 is always 1 since a cannot be 2 or 4 at the same time. Hence the loop is infinite.From a statistical perspective this needs thought. Sampling and rejecting out of range values can tie you to a particular class of gene
TAG :c
Date : September 20 2020, 02:00 PM , By : Nosferyl
Problem with struct when I split the functions from main
will be helpful for those in need Put the structure definition in the header before the function declarations that use it.At minimum, you need a line:
TAG :c
Date : September 20 2020, 02:00 PM , By : deepika rangoori
Why put struct inside structure without reference name
Hope this helps Using an "anonymous" struct like this allows somebody reading the code to understand that those fields are logically connected, and belong as a single unit. The fact that they are all bit fields that sum to 32 indicates that all those
TAG :c
Date : September 20 2020, 01:00 PM , By : JNeo
Are indexes easier to vectorize than pointers?
I think the issue was by ths following , As long as no overloaded operator [] is involved, a subscript expression is literally defined to be identical to pointer arithmetic followed by dereferencing the result [expr.sub]/1. Thus, as long as both vers
TAG :c
Date : September 20 2020, 01:00 PM , By : Surya Kant
Thread 1: EXC_BAD_ACCESS (code=1, address=0x0) Xcode
it fixes the issue reads() only allocates space for 5 floats -- which is only one column or row of your matrix.Change:
TAG :c
Date : September 20 2020, 01:00 PM , By : cceaaggiiktc
What is the use of `_` before the formatted string?
it should still fix some issue The _ is the function used by the gettext library to add support for translations. The strings wrapped by _ can be modified using data from a translation file for the program so that you can change it at runtime dependi
TAG :c
Date : September 20 2020, 12:00 PM , By : Chris Page
Problem with distributing numbers between two tables
I wish this help you The problem is that your tabPositives and tabNegatives arrays are not as large as your tabData array - so, when you assign values to the [i] elements of those arrays, you will (at some point) go out of bounds.You should keep sepa
TAG :c
Date : September 20 2020, 11:00 AM , By : Bernardo Bernardino
Undefined behaviour by declaration
may help you . Let's talk about enum in C. , The standard also states that:
TAG :c
Date : September 20 2020, 10:00 AM , By : Vic
Function for printing 2D arrays of uknown size in C
may help you . It appears OP's compiler (or the mode it is used) does not support variable length array (VLA) as a function parameter.Below is a non-VLA approach.
TAG :c
Date : September 20 2020, 10:00 AM , By : Djofa
Having trouble creating a program that uses recursion
I hope this helps . For starters there is no need to use global variables.Secondly in these statements
TAG :c
Date : September 20 2020, 09:00 AM , By : Gautam Singh
Char pointer NULL termination and memory allocation
I wish this helpful for you Why there is a difference of 32 bytes between address of p and q. I have allocated 1 byte only for P. How automatically 32 byte difference between successive malloc? Because that's how your implementation chooses to do it.
TAG :c
Date : September 20 2020, 09:00 AM , By : Stevn
Should functions that create structs return the struct or a pointer?
I wish this help you They're all reasonable and libraries take all three paths, its a matter of style and application.Generally for lightweight structures with only a couple of fields, a stack-based approach is used because it avoids the complication
TAG :c
Date : September 20 2020, 06:00 AM , By : Wolfi
Why is my factorial program working but my almost identical pow program is not working?
this one helps. A few issues are present here. First and foremost, you didn't declare a prototype for your function before calling it the first time. To do so, you need to place int pow(int, int); above main. This lets the compiler know exactly what
TAG :c
Date : September 20 2020, 06:00 AM , By : Fabio Arcieri
How to ping /dev/watchdog from 2 processes?
it fixes the issue Due to the implementation of /dev/watchdog in the kernel, only one process can use it at the same time, so opening /dev/watchdog from two different processes is not possible.You can see this right in the source code of the Linux ke
TAG :c
Date : September 20 2020, 06:00 AM , By : David Ferrer Montiel
STM32F103 GPIO Ports
To fix the issue you can do Using GPIO using registers is very easy. You fo not have to write your own startup (as ion the @old_timer answer). Only 2 steps are neededyou will need the STM provided CMSIS headers with datatypes declarations and human r
TAG :c
Date : September 20 2020, 06:00 AM , By : Miha Gaspersic
"Resolution Failed! You application will not run, see the log for details"
around this issue I actually don't have JAVA_HOME setup on my Windows machine but have javac in my path. Just removing that variable might be enough to get you unstuck.I will also throw in that I tend to want to do a full logout when changing environ
TAG :c
Date : September 20 2020, 06:00 AM , By : Jim Carolan
What does if (variable) mean in C language?
Any of those help An if statement always tests to see if the expression inside the parentheses evaluates to true. In this case, var is an positive integer, so it evaluates to true. Since 0 always evaluates to false, as soon as var = 0 the if statemen
TAG :c
Date : September 20 2020, 05:00 AM , By : Dominik

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