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How to get last inserted id?
... myCommand.Parameters.AddWithValue("@GameId", newGameId);
primaryKey = Convert.ToInt32(myCommand.ExecuteScalar());
myConnection.Close();
}
This will work.
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Callback functions in C++
...nter to member function since different types can be passed and implicitly converted into a std::function object.
3.3.1 Function pointers and pointers to member functions
A function pointer
int a = 2;
int b = stdf_foobar(a, &foo);
// b == 6 ( 2 + (2+2) )
or a pointer to member function
int...
Polymorphism in C++
...ndard conversion sequence will be applied to an expression if necessary to convert it to a required destination type.
These conversions allow code such as:
double a(double x) { return x + 2; }
a(3.14);
a(42);
Applying the earlier test:
To be polymorphic, [a()] must be able to operate with...
Comparing Dates in Oracle SQL
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Single quote must be there, since date converted to character.
Select employee_id, count(*)
From Employee
Where to_char(employee_date_hired, 'DD-MON-YY') > '31-DEC-95';
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What is the use of the %n format specifier in C?
...tput so far by this call to one of the fprintf() functions. No argument is converted.
An example usage would be:
int n_chars = 0;
printf("Hello, World%n", &n_chars);
n_chars would then have a value of 12.
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C Macro definition to determine big endian or little endian machine?
...determine the endianness of the machine. I am using the following code but converting it to macro would be too long.
19 Ans...
High Quality Image Scaling Library [closed]
...1 this works brilliantly! One issue you need to correct in this code is to convert the quality variable to a long prior to passing it to the encoder param or you will get a invalid parameter runtime exception.
– James
Aug 4 '10 at 18:00
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When restoring a backup, how do I disconnect all active connections?
... multiuser
mode. If error occurs please execute following command it will convert
database in multi user.*/
ALTER DATABASE YourDB SET MULTI_USER
GO
Reference : Pinal Dave (http://blog.SQLAuthority.com)
Official reference: https://msdn.microsoft.com/en-us/library/ms345598.aspx
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How do I use IValidatableObject?
...r than Prop2");
}
Also, if you are using MVC ModelState, you can convert the validation result failures to ModelState entries as follows (this might be useful if you are doing the validation in a custom model binder):
var resultsGroupedByMembers = validationResults
.SelectMany(vr =>...
Nginx serves .php files as downloads, instead of executing them
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For php7.2: unix:/var/run/php5-fpm.sock; convert to unix:/var/run/php/php7.2-fpm.sock; (one more nesting /php)
– Oleg Reym
Jul 26 '19 at 10:29
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