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Is it safe to delete a NULL pointer?
...ng it on your side adds overhead and looks uglier. A very good practice is setting the pointer to NULL after delete (helps avoiding double deletion and other similar memory corruption problems).
I'd also love if delete by default was setting the parameter to NULL like in
#define my_delete(x) {del...
Passing arguments forward to another javascript function
..., 3]]
}
a(1,2,3);
As @Nick demonstrated, you can use apply to provide a set arguments object in the call.
The following achieves the same result:
function a(args){
b(arguments[0], arguments[1], arguments[2]); // three arguments
}
But apply is the correct solution in the general case.
...
Parallel foreach with asynchronous lambda
... @LukePuplett It creates dop tasks and each of them then processes some subset of the input collection in series.
– svick
Jun 12 '17 at 17:12
4
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How to merge remote master to local branch
...iginal project (even though it says everything is up to date!) maybe I've set the project up incorrectly? Any way to check?
– Martyn
Aug 26 '11 at 6:15
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Why does Math.Floor(Double) return a value of type Double?
... right - just wanted to stress the difference between "integer" (name of a set) and int (name of a type).
– Shog9
Aug 28 '09 at 20:34
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Linq to Sql: Multiple left outer joins
...tIfEmpty()
// left join on expense type table if exists
from expenseType
in expenseDataContext.ExpenseTypeDtos
.Where(e => e.Id == expense.ExpenseTypeId)
.DefaultIfEmpty()
// left join on currency table if exists
from currenc...
Is there any difference between DECIMAL and NUMERIC in SQL Server?
...18,8) or numeric(18,8)----- 9 bytes needed
-- Increse that the vaue by 1
set @myvar = 123456.7
--Retrieve that value
select @myvar as myVariable
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Why isn't textarea an input[type=“textarea”]?
...<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<title>Yes I can</title>
</head>
<body>
<textarea name="test">
I can put < and > and & signs in
my textarea without any problems.
</tex...
How do I interpret precision and scale of a number in a database?
... number of digits after the decimal point.
What is generally implied when setting precision and scale on field definition is that they represent maximum values.
Example, a decimal field defined with precision=5 and scale=2 would allow the following values:
123.45 (p=5,s=2)
12.34 (p=4,s=2)
12345 ...
CSS Selector for
...? I have a disabled class I use on various disabled form elements, and I'm setting the background color for text boxes, but I don't want my checkboxes to get that color.
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