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In git, what is the difference between merge --squash and rebase?
...istory of the feature branch and move them into the master branch
Will add extra dummy commit.
Rebase and merge
Will append all commits history of the feature branch in the front of the master branch
Will NOT add extra dummy commit.
Squash and merge
Will group all feature branch commits into one com...
Entity framework self referencing loop detected [duplicate]
...ract(IsReference=true)]
public partial class Employee
{
[DataMember]
string dfsd{get;set;}
[DataMember]
string dfsd{get;set;}
//exclude the relation without giving datamember tag
List<Department> Departments{get;set;}
}
In Json format
in global.asax
var json = GlobalConfi...
Converting List to List
... List<Integer> and I'd like to convert all the integer objects into Strings, thus finishing up with a new List<String> .
...
Is 'switch' faster than 'if'?
...ecific questions:
Clang generates one that looks like this:
test_switch(char): # @test_switch(char)
movl %edi, %eax
cmpl $19, %edi
jbe .LBB0_1
retq
.LBB0_1:
jmpq *.LJTI0_0(,%rax,8)
jmp void call<0u>() ...
What is the difference between NULL, '\0' and 0?
... with pointers. However you may see something similar to this code:
if (!*string_pointer)
checks if the string pointer is pointing at a null character
if (*string_pointer)
checks if the string pointer is pointing at a non-null character
Don't get these confused with null pointers. Just becaus...
What is the colon operator in Ruby?
...what exactly does the : do? I read somewhere about how it's similar to a string, but somehow a symbol.
9 Answers
...
What is the difference between static_cast and C style casting?
...For example, the C-style cast would allow an integer pointer to point to a char.
char c = 10; // 1 byte
int *p = (int*)&c; // 4 bytes
Since this results in a 4-byte pointer ( a pointer to 4-byte datatype) pointing to 1 byte of allocated memory, writing to this pointer will either cause ...
Alter column, add default constraint
...faultForColumn] '[dbo].[TableName]','Column,'6';
-- Update default to be a string. Note extra quotes, as this is not a function.
exec [dbo].[AlterDefaultForColumn] '[dbo].[TableName]','Column','''MyString''';
Stored procedure:
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
-- Sample function c...
How to get a substring of text?
...
Use String#slice, also aliased as [].
a = "hello there"
a[1] #=> "e"
a[1,3] #=> "ell"
a[1..3] #=> "ell"
a[6..-1] #=> "there"
a[-3,2] #=>...
Datatype for storing ip address in SQL Server
...S
BEGIN
DECLARE @str AS VARCHAR(15)
SELECT @str = CAST( CAST( SUBSTRING( @ip, 1, 1) AS INTEGER) AS VARCHAR(3) ) + '.'
+ CAST( CAST( SUBSTRING( @ip, 2, 1) AS INTEGER) AS VARCHAR(3) ) + '.'
+ CAST( CAST( SUBSTRING( @ip, 3, 1) AS INTEGER) AS VARCHAR(3) ) + '.'
...