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What is the meaning of the prefix N in T-SQL statements and when should I use it?
... string constants with the letter N. Without
the N prefix, the string is converted to the default code page of the
database. This default code page may not recognize certain characters.
If you want to know the difference between these two data types, see this SO post:
What is the difference...
EC2 instance has no public DNS
...ng using the public ip with putty. but it said "server refused our key". I converted the .pem file to .ppk file using puttygen
– user1456508
Jan 6 '14 at 15:30
1
...
No generic implementation of OrderedDictionary?
...deredDictionary<string, string>(comparer));
for (var a = Convert.ToInt32('a'); a <= Convert.ToInt32('z'); a++) {
var c = Convert.ToChar(a);
alphabet.Add(c.ToString(), c.ToString().ToUpper());
}
Assert.AreEqual(26, alphabet....
LINQ to Entities only supports casting EDM primitive or enumeration types with IEntity interface
...n the interface type. EF doesn't know about the interface type so it can't convert it to SQL. With the class constraint the type inferred is the DbSet<T> type which EF knows what to do with.
– jwize
Nov 12 '15 at 20:58
...
How to enumerate an enum
...tAllSelectedItems<T>(this Enum value)
{
int valueAsInt = Convert.ToInt32(value, CultureInfo.InvariantCulture);
foreach (object item in Enum.GetValues(typeof(T)))
{
int itemAsInt = Convert.ToInt32(item, CultureInfo.InvariantCulture);
if (ite...
Linq Syntax - Selecting multiple columns
...ct(x => new { x.EMAIL, x.ID });
AFAIK, the declarative LINQ syntax is converted to a method call chain similar to this when it is compiled.
UPDATE
If you want the entire object, then you just have to omit the call to Select(), i.e.
var employee = _db.EMPLOYEEs
.Where(x => x.EMAIL == g...
Better techniques for trimming leading zeros in SQL Server?
...both Leading and Trailing zero's.
--Avoid losing those Trailing zero's and converting embedded spaces into more zeros.
--I added a non-whitespace character ("_") to retain trailing zero's after calling Replace().
--Simply remove the RTrim() function call if you want to preserve trailing spaces.
--If...
How line ending conversions work with git core.autocrlf between different operating systems
...
For me, even if autocrlf=false git was converting the EOL to CRLF. After reading this answer I realized that my .gitattribute file had text=auto set which was causing the trouble.
– irsis
Jun 10 '16 at 7:41
...
Excel Date to String conversion
...ming cell A1 contains a date, and using VBA code:
Dim strDate As String
'Convert to string the value contained in A1 (a date)
strDate = CStr([A1].Value)
You can, thereafter, manipulate it as any ordinary string using string functions (MID, LEFT, RIGHT, LEN, CONCATENATE (&), etc.)
...
Retrieving a List from a java.util.stream.Stream in Java 8
...e collect(Collector) method and you will have to call IntStream.boxed() to convert them to a regular Stream first. Then again, maybe you just want toArray() .
– Mutant Bob
Sep 12 '17 at 19:09
...