unsigned-char

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std::cout << stringstream.str()->c_str() prints nothing

in a function, that gets unsigned char && unsigned char length, void pcap_callback(u_char *args, const struct pcap_pkthdr* pkthdr, const u_char* packet)[详细]

2023-01-29 02:12 分类：问答
C++: getting a fact size of data in uchar/guchar?

The problem is simple: sizeof((u_char)value) returns 8. strlen fails. How to get a length of uchar\'s content?[详细]

2023-01-24 21:12 分类：问答
Is the signedness of char an interface issue?

Suppose I have a function void foo(char *) which, internally, needs to treat its input as a block of NUL-terminated bytes (say, it\'s a hash function on strings). I could cast the argument to unsig[详细]

2023-01-20 22:07 分类：问答
C++ Converting a float to an unsigned char?

I\'m new to C++, and doing a bit of googling I thought sprintf would do the job, but I get an error upon compiling that I can\'t convert between an unsigned char and a char.I need an unsigned char bec[详细]

2023-01-19 04:16 分类：问答
Any compiler which takes 'char' as 'unsigned' ?

Is there any C compiler which takes the default type of char as unsigned unless explicitly mentioned b开发者_开发问答y the user in the file or project settings?[详细]

2023-01-16 05:19 分类：问答
unsigned char* image to Python

I was able to generate python bindings for a camera library using SWIG and I am able to capture and save image using the library\'s inbuilt fun开发者_运维技巧ctions.[详细]

2023-01-13 23:12 分类：问答
OpenAL causing leaks in my iPhone game

I am integrating OpenAL in my iPhone game from code I found in this post, but the compiler gave me an error on this line of code:[详细]

2022-12-24 16:08 分类：问答
How to sprintf an unsigned char?

This开发者_高级运维 doesn\'t work: unsigned char foo; foo = 0x123; sprintf(\"the unsigned value is:%c\",foo);[详细]

2022-12-16 17:28 分类：问答