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C# equivalent of the IsNull() function in SQL Server
...efaultValue = "")
{
string val = defaultValue;
if (row.Table.Columns.Contains(colName))
{
if (row[colName] != DBNull.Value)
{
val = row[colName]?.ToString();
}
}
return val;
}
usage:
MyControl.Text...
Hibernate show real SQL [duplicate]
...ent to your database.
this_ is an alias for that instance of the employee table.
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Internal vs. Private Access Modifiers
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@Dan yeah, i assumed it would just act as a truth table and AND that matrix to true|false|false|false for protected internal. not intuitive. instead it's true|true|true|false as if OR'd.
– ferr
May 29 '17 at 21:49
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How to maintain aspect ratio using HTML IMG tag
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Now supported on Edge 16+, see table: w3schools.com/css/css3_object-fit.asp
– Eddy R.
Feb 2 at 7:01
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Is div inside list allowed? [duplicate]
...ITY % block
"p | %heading; | div | %lists; | %blocktext; | fieldset | table">
Thus div, p etc. can be inside li (according to XHTML 1.0 Strict DTD from w3.org).
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What are the calling conventions for UNIX & Linux system calls (and user-space functions) on i386 an
...ABI in 64-bit code? It still truncates its inputs to 32-bit, so it's unsuitable for pointers, and it zeros r8-r11.
User Interface: function calling
x86-32 Function Calling convention:
In x86-32 parameters were passed on stack. Last parameter was pushed first on to the stack until all parameter...
Get the position of a div/span tag
... Unfortunately this method fails in Chrome when the element is inside a table with border. It will also fail in IE6 standards mode due to BODY margins.
– GetFree
Jul 17 '12 at 21:17
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How to Remove Array Element and Then Re-Index Array?
...ke as an example some rows from the database that should be displayed in a table; or a chat application where the replies should be in the exactly same order. The number of examples can be infinite, the point is that in most cases the order needs to be the same or at least the programmer would expec...
What is the difference between Set and List?
...tees about the implementation of the order (and that the order may not be stable between calls, unlike with an ordered list).
– lilbyrdie
Apr 10 '14 at 15:35
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Extracting bits with a single multiplication
...K bits of a 64-bit integer. These lower K bits can then be used to index a table of pre-computed bitboards that representst the allowed squares that the piece on its origin square can actually move to (taking care of blocking pieces etc.)
A typical chess engine using this approach has 2 tables (on...