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How does the main() method work in C?
...stom-generate the __start function (or whatever it is called), or at least select one from several pre-compiled alternatives. Information could be stored in the object file about which of the supported forms of main is being used. The linker can look at this info, and select the correct version of ...
Most efficient way to remove special characters from string
...formance is highly important, I recommend you to do some benchmarks before selecting the "regex path"...
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Calculate a MD5 hash from a string
... (
Encoding.UTF8.GetBytes(observedText)
)
select ba.ToString("x2")
);
}
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What does the C++ standard state the size of int, long type to be?
...header for them, download or make one, preferably with either compile time selection of such types or static assertions to verify the size. pubs.opengroup.org/onlinepubs/009695299/basedefs/stdint.h.html If the precise sizes aren't so important and you only care they're at least that big, then your...
MySQL stored procedure vs function, which would I use when?
...d procedures with ordinary SQL, whilst with stored function you can.
e.g. SELECT get_foo(myColumn) FROM mytable is not valid if get_foo() is a procedure, but you can do that if get_foo() is a function. The price is that functions have more limitations than a procedure.
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Select by partial string from a pandas DataFrame
...ns of which 2 contain string values. I was wondering if there was a way to select rows based on a partial string match against a particular column?
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json_encode is returning NULL?
...tf8 encoding: try to put mysql_query('SET CHARACTER SET utf8') before your SELECT query.
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Split string, convert ToList() in one line
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var numbers = sNumbers.Split(',').Select(Int32.Parse).ToList();
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C++ 读写xml方法整理（持续更新） - C/C++ - 清泛网 - 专注C/C++及内核技术
... VARIANT_TRUE; // validates during parsing
pDoc->setProperty(_bstr_t("SelectionNamespaces"), _variant_t(g_select_namespaces)); // set select namespaces
// associate xml and schema
pDoc->schemas = pSchema.GetInterfacePtr();
// load xml file
VARIANT_BOOL vbRet = pDoc->load...
How do I remove the first characters of a specific column in a table?
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SELECT RIGHT(MyColumn, LEN(MyColumn) - 4) AS MyTrimmedColumn
Edit:
To explain, RIGHT takes 2 arguments - the string (or column) to operate on, and the number of characters to return (starting at the "right" side of the stri...