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Get the generated SQL statement from a SqlCommand object?
...o the "text" command doesn't account for parameters etc
public static String ParameterValueForSQL(this SqlParameter sp)
{
String retval = "";
switch (sp.SqlDbType)
{
case SqlDbType.Char:
case SqlDbType.NChar:
case SqlDbType.NText:...
When should one use final for method parameters and local variables?
...l variables when using conditions.
Let me give you an example:
final String name;
switch(pluginType) {
case CANDIDATE_EXPORT:
name = "Candidate Stuff";
break;
case JOB_POSTING_IMPORT:
name = "Blah";
break;
default:
...
When would I need a SecureString in .NET?
I'm trying to grok the purpose of .NET's SecureString. From MSDN:
11 Answers
11
...
How do I safely pass objects, especially STL objects, to and from a DLL?
...ragma pack(push, 1)
template<typename charT>
class pod<std::basic_string<charT>> //double template ftw. We're specializing pod for std::basic_string, but we're making this specialization able to be specialized for different types; this way we can support all the basic_string types ...
Why does struct alignment depend on whether a field type is primitive or user-defined?
...d750e0 000000e9 11111111 00000000 22222222 00000000
0xe90ed750e0 is the string pointer on my machine (not yours). You can easily see the Int32Wrappers, with the extra 4 bytes of padding that turned the size into 24 bytes. Go back to the struct and put the string last. Repeat and you'll see the...
What are transparent comparators?
...he example use-case from n3657 is locating an object in a std::set<std::string> using a string literal: with the C++11 definition a std::string object is constructed when passing a string literals to the corresponding member function. With the change it is possible to use the string literal di...
How to check if a string in Python is in ASCII?
I want to I check whether a string is in ASCII or not.
16 Answers
16
...
What uses are there for “placement new”?
... on a
pre-allocated buffer takes less time):
char *buf = new char[sizeof(string)]; // pre-allocated buffer
string *p = new (buf) string("hi"); // placement new
string *q = new string("hi"); // ordinary heap allocation
You may also want to be sure there can be no allocation failure at ...
Javascript and regex: split string and keep the separator
I have a string:
7 Answers
7
...
What should I do if two libraries provide a function with the same name generating a conflict?
...ding libraries in a hex editor and change all occurrences of the offending strings to something else. You should then be able to use the new names in all future calls.
UPDATE: I just did it on this end and it seems to work. Of course, I've not tested this thoroughly - it may be no more than a re...