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lua和c/c++互相调用实例分析 - C/C++ - 清泛网 - 专注C/C++及内核技术
...lua的运行环境，相关接口如下：
//创建lua运行上下文
lua_State* luaL_newstate(void) ;
//加载lua脚本文件
int luaL_loadfile(lua_State *L, const char *filename);
lua和c/c++的数据交互通过"栈"进行 ,操作数据时，首先将数据拷贝到"栈"上，然后获取...
“/usr/bin/ld: cannot find -lz”
I am trying to compile Android source code under Ubuntu 10.04. I get an error saying,
11 Answers
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Saving utf-8 texts in json.dumps as UTF8, not as \u escape sequence
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SyntaxError: Non-ASCII character '\xc3' in file json-utf8.py on line 5, but no encoding declared; see python.org/dev/peps/pep-0263 for details
– Alex
May 17 '17 at 7:08
...
/usr/include/c++/4.9/bits/stl_iterator_base_types.h:165:53: error: ‘i...
...,age[1]);
return 0;
}
这段代码初看起来并无错误,编译时提示上述错误,原因在于使用std命名空间,而std命名空间中已经有了std::distance函数.
原型为：
template<class InputIterator>
typename iterator_traits<InputIterator>::difference_type
dis...
Convert pem key to ssh-rsa format
...key_file_name ssh_key_description\n", argv[0]);
iRet = 1;
goto error;
}
pFile = fopen(argv[1], "rt");
if (!pFile)
{
printf("Failed to open the given file\n");
iRet = 2;
goto error;
}
pPubKey = PEM_read_PUBKEY(pFile, NULL, NULL, NULL);
if (!pPubKey...
Count number of occurrences of a pattern in a file (even on same line)
...rt | uniq -c works just fine (with GNU grep): gist.github.com/hudolejev/81a05791f38cbacfd4de3ee3b44eb4f8
– hudolejev
Apr 13 '17 at 8:00
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Are HLists nothing more than a convoluted way of writing tuples?
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answered Aug 6 '12 at 10:05
Miles SabinMiles Sabin
22.6k66 gold badges5858 silver badges9595 bronze badges
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Create list of single item repeated N times
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answered Aug 11 '10 at 14:05
gaefangaefan
13.3k1414 gold badges4848 silver badges9494 bronze badges
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Understanding the map function
...your function should look for None and handle them, otherwise you will get errors. In Python 3 map() will stop after finishing with the shortest list. Also, in Python 3, map() returns an iterator, not a list.
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URL rewriting with PHP
... ...
default:
header('HTTP/1.1 404 Not Found');
Show404Error();
}
This is how big sites and CMS-systems do it, because it allows far more flexibility in parsing URLs, config and database dependent URLs etc. For sporadic usage the hardcoded rewrite rules in .htaccess will do fin...