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What is the facade design pattern?
...almost any class. Must the subsystem's classes be very tight related, e.g. form a module or a library, that one could call the facade a facade?
– Benni
Jan 17 '19 at 6:03
...
Using Panel or PlaceHolder
...
In 2009, when WebForms was the de facto .NET way of doing ASP.NET dev, then yes. In December 2012, almost 4 years later probably not. Odd comment
– Ray Booysen
Feb 12 '13 at 15:56
...
Switch statement fallthrough in C#?
..., or using the special goto case (see case 1) or goto default (see case 2) forms:
switch (/*...*/) {
case 0: // shares the exact same code as case 1
case 1:
// do something
goto case 2;
case 2:
// do something else
goto default;
default:
// do...
Convert JavaScript String to be all lower case?
...ivalent to:
var lower = new Date().toString().toLowerCase();
The second form is generally preferred for its simplicity and readability. On earlier versions of IE, the first had the benefit that it could work with a null value. The result of applying toLowerCase or toLocaleLowerCase on null would ...
The difference between sys.stdout.write and print?
...
print is just a thin wrapper that formats the inputs (modifiable, but by default with a space between args and newline at the end) and calls the write function of a given object. By default this object is sys.stdout, but you can pass a file using the "chevron...
Why do we usually use || over |? What is the difference?
...
If you use the || and && forms, rather than the | and & forms of these operators, Java will not bother to evaluate the right-hand operand alone.
It's a matter of if you want to short-circuit the evaluation or not -- most of the time you want to....
What does asterisk * mean in Python? [duplicate]
...
See Function Definitions in the Language Reference.
If the form *identifier is
present, it is initialized to a tuple
receiving any excess positional
parameters, defaulting to the empty
tuple. If the form **identifier is
present, it is initialized to a new
dictionary recei...
How to remove all whitespace from a string?
...ab, newline,
# carriage return, vertical tab, form feed
x <- c(
" x y ", # spaces before, after and in between
" \u2190 \u2192 ", # contains unicode chars
paste0( # varied whitespace
whitespace,
"x",
whitespace,
"y", ...
List of ANSI color escape sequences
...looking for are the Select Graphic Rendition subset. All of these have the form
\033[XXXm
where XXX is a series of semicolon-separated parameters.
To say, make text red, bold, and underlined (we'll discuss many other options below) in C you might write:
printf("\033[31;1;4mHello\033[0m");
In C++ y...
Unsafe JavaScript attempt to access frame with URL
...page on myevilserver.com that looks just like your site, including a login form that POSTs back to myevilserver.com 2. I send out a fake newsletter to your users with a link to https:// yoursite.com/remoteInclude.php?url=myevilserver.com 3. They see a login form on your site that I capture on my s...