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Are the days of passing const std::string & as a parameter over?
...Herb Sutter who suggested that the reasons to pass std::vector and std::string by const & are largely gone. He suggested that writing a function such as the following is now preferable:
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How to set SQL Server connection string?
...hen I connect my application to SQL Server on my PC, I know the connection string (server name, password etc.), but when I connect it to another PC, the SQL Server connection string is different. Is there a common account in SQL Server that come with default account that can connect? I have heard ab...
How do I lowercase a string in C?
How can I convert a mixed case string to a lowercase string in C?
6 Answers
6
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Turn a string into a valid filename?
I have a string that I want to use as a filename, so I want to remove all characters that wouldn't be allowed in filenames, using Python.
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Difference between one-to-many and many-to-one relationship
...ually add any columns to the table that is the "one". The Customer has no extra columns which describe the relationship with Order. In fact the Customer might also have a one-to-many relationship with ShippingAddress and SalesCall tables and yet have no additional columns added to the Customer tab...
String literals: Where do they go?
I am interested in where string literals get allocated/stored.
8 Answers
8
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strdup() - what does it do in C?
...ed to the abbreviated way in which C and UNIX assigns words, it duplicates strings :-)
Keeping in mind it's actually not part of the ISO C standard itself(a) (it's a POSIX thing), it's effectively doing the same as the following code:
char *strdup(const char *src) {
char *dst = malloc(strlen (...
What's the rationale for null terminated strings?
...and C++, I can't help but scratch my head at the choice of null terminated strings:
18 Answers
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Can a class member function template be virtual?
...using MinGW G++ 3.4.5 on Window 7:
#include <iostream>
#include <string>
using namespace std;
template <typename T>
class A{
public:
virtual void func1(const T& p)
{
cout<<"A:"<<p<<endl;
}
};
template <typename T>
class B
: public...
How to add text at the end of each line in Vim?
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The last row has an extra ', should be :'<,'>s/$/,/.
– cjg
Dec 23 '14 at 17:14
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