C language calculation order problem

Why is a+++b (a++)+b, not a+(++b)? Isn’t the calculation order in C language from right to left?

平凡的小田 2020-07-05 10:36:59 0  1  1440

linux - A classic question about printf in C language

What is the output of the following program? {Code...} Original series source: Several classic interview questions in C language under Linux

学习ing 2017-07-03 11:41:39 0  1  1544

In PHP language, the C# ASCII code equivalent is expressed as

In PHP language, C# ASCII code is equivalent; I want to implement this code for bank payment in PHP

P粉680087550 2023-07-17 18:27:57 0  1  632

A classic interview question in C language under Linux

If you use the GCC compiler to execute the following program under Linux, what is the output? {Code...} Just know that it involves type conversion, data truncation and filling. But don’t know the specific explanation? Original question source: Several classic interview questions in C language under ...

过去多啦不再A梦 2017-06-26 10:59:02 0  2  1173

When loading a Python module written in C language, it prompts that the function in .so is not found?

I try to write a Python module in C language, but my C program itself depends on a third-party library (libwiringPi.so). When I import the library I generated in the Python source program, I will be prompted that the function is undefined. , these functions are all in that third-party library, how s...

怪我咯 2017-05-18 11:00:29 0  1  652

After the underlying device C language RC4 is encrypted, why can't Java use rc4 to decrypt, but other people's PHP programs can decrypt successfully?

The underlying device is a wifi probe that regularly pushes data to a service. This service address receives the data and uses rc4 to decrypt it. The underlying device rc4 encryption is written in C language. java receiving program {code...} java rc4 decryption program: public class RC4 { {code...} ...

PHP中文网 2017-06-17 09:15:15 0  1  1296

Why is there nothing in my compilation output?

c language

微凉 2021-06-26 18:15:03 0  1  1012

How to get started with PHP for newbies

Some basic knowledge of C language

phpcn_u242677 2018-07-03 19:50:25 0  1  1119

Linux's next classic C language interview question

If you use the GCC compiler to execute the following program under Linux, what is the output? {Code...} I don’t understand very well. What’s the special syntax for enum type data in C language? Original question source: Several classic interview questions in C language under Linux

扔个三星炸死你 2017-06-26 10:59:04 0  1  1246

c++ - Web server operation problem implemented in c language

{Code...} When running on Linux and accessing it in a browser, it will prompt you to download the bin file. If you run it on Win through cygwin, you cannot access the server. Please tell me how to make the browser receive the html sent in the code.

phpcn_u1582 2017-06-30 09:57:18 0  1  1262

Is my C language wrong?

#include<stdio.h> #define a 0.5 int main(){ int X; int NB; int BN; int NBA; int NBNBNB; printf("Please enter the bottom: NB=&quo

我狂我意 2019-10-19 21:42:10 0  1  1389

c++ - What is the use of union in C language?

RT, the last assignment of this structure will overwrite the previous assignment, so I’m curious as to what scenarios this kind of thing is generally used in?

世界只因有你 2017-06-12 09:24:44 0  5  1047

c++ - Problem with pointers in c language

*argv[]argv is the address, *argv[] is the variable pointed to by the address. Since argv is an address, why can argv[1] be called like this?

给我你的怀抱 2017-06-30 09:57:22 0  7  1047

c++ - Is VB6.0 considered a compiled language?

Why does the public knowledge of computer level 2 say that VB6.0 is an interpreted language? Isn't it obvious that VB can be compiled into EXE and run independently? Why do you still say it is an interpreted language?

大家讲道理 2017-07-03 11:42:10 0  1  1574

if / else / can elseif be used?

I wrote and ran it and it said there were errors and syntax problems. Is it different from the usage in Java and C language?

阿超 2018-07-13 09:45:15 0  6  1441

C language does not execute loop body

In the RT code shown in the figure, the result of frames printed is 100, but the code does not execute the loop body. I carefully checked that there is no break in the loop body. Return and other statements, may I ask where the problem lies? (Uncommenting line 142 will print out 0 to 99 correctly) {...

某草草 2017-06-05 11:11:33 0  1  951

gcc - a classic interview question on C language under Linux

If you use the GCC compiler to execute the following program under Linux, what is the output? {Code...} The answer is as follows: {Code...} I can understand the answer of 7 6 6, but I really can't understand why the output of LINUX GCC compiler is 7 6 8. Although I know this is undefiend behavior...

巴扎黑 2017-06-26 10:59:11 0  2  1013

c++ - Does c language have a more convenient variable output function similar to PHP's var_dump?

RT, for example, if you pass in an array or structure type variable, you can output all the helper functions like var_dump?

滿天的星座 2017-06-08 11:01:31 0  2  810

How to add images to a JavaScript quiz application

I'm trying to add images to a JavaScript quiz app but I've tried everything, adding the "imgsrc" attribute in different ways but nothing seems to work... Please help make it work for a project that needs to be done. This is my code... constquizData=[{question:"Whichlanguagerunsinawebb...

P粉333186285 2024-02-03 20:47:02 0  1  412

objective-c - Did you encounter a structure assignment failure problem when using C language?

I have a class A: I define a structure {code...} and then I call it in class B: {code...} In the above problem, I used the method of class C: {code ...} However, the printed result is: {code...} Why is this? Am I using something wrong? Asking the gods for help...

天蓬老师 2017-05-31 10:36:42 0  1  956