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Is short-circuiting logical operators mandated? And evaluation order?
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156
Yes, short-circuiting and evaluation order are required for operators || and && in bot...
Why do all browsers' user agents start with “Mozilla/”?
...ory.
In summary:
Mozilla browser gets released, with User-Agent Mozilla/1.0 (Win3.1). It is publicly renamed to Netscape, but in its User-Agent it keeps its original name .
Internet Explorer is released. It spoofs Netscape by starting its User-Agent with Mozilla/ because web servers were routinel...
Using port number in Windows host file
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10 Answers
10
Active
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Infinite scrolling with React JS
...nd = Math.min(visibleStart + this.state.recordsPerBody, this.state.total - 1);
var displayStart = Math.max(0, Math.floor(scroll / this.state.recordHeight) - this.state.recordsPerBody * 1.5);
var displayEnd = Math.min(displayStart + 4 * this.state.recordsPerBody, this.state.total - 1);
...
Example of multipart/form-data
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128
EDIT: I am maintaining a similar, but more in-depth answer at: https://stackoverflow.com/a/283...
optional parameters in SQL Server stored proc?
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You can declare like this
CREATE PROCEDURE MyProcName
@Parameter1 INT = 1,
@Parameter2 VARCHAR (100) = 'StringValue',
@Parameter3 VARCHAR (100) = NULL
AS
/* check for the NULL / default value (indicating nothing was passed */
if (@Parameter3 IS NULL)
BEGIN
/* whatever code yo...
Alter Table Add Column Syntax
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198
Just remove COLUMN from ADD COLUMN
ALTER TABLE Employees
ADD EmployeeID numeric NOT NULL ID...
What does “Splats” mean in the CoffeeScript tutorial?
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199
The term "splat operator" comes from Ruby, where the * character (sometimes called the "splat"...
Why does Go have a “goto” statement
...amma.go file, the goto statement is used:
for x < 0 {
if x > -1e-09 {
goto small
}
z = z / x
x = x + 1
}
for x < 2 {
if x < 1e-09 {
goto small
}
z = z / x
x = x + 1
}
if x == 2 {
return z
}
x = x - 2
p = (((((x*_gamP[0]+_...
What is the Bash equivalent of Python's pass statement
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157
You can use : for this.
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