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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", ...
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...
How do you use the ? : (conditional) operator in JavaScript?
...ed Aug 8 '19 at 12:57
CertainPerformance
203k2323 gold badges137137 silver badges158158 bronze badges
answered Jun 7 '11 at 2:13
...
How to change the pop-up position of the jQuery DatePicker control
...ker").datepicker({
changeMonth: true,
changeYear: true,
dateFormat: 'mm/dd/yy',
beforeShow: function (input, inst) {
var rect = input.getBoundingClientRect();
setTimeout(function () {
inst.dpDiv.css({ top: rect.top + 40, left: rect.left + 0 });
...
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...
Why doesn't JUnit provide assertNotEquals methods?
...read it the question was not about historical interest, but about a way to formulate the assertion "these two objects are not equal" in a JUnit test. I answered that. Considering the "why is/was there no assertNotEqual" I'd say that's because it's a specialized assert that's not needed as often as a...
Why don't Java's +=, -=, *=, /= compound assignment operators require casting?
...ignment Operators. An extract:
A compound assignment expression of the form E1 op= E2 is equivalent to E1 = (T)((E1) op (E2)), where T is the type of E1, except that E1 is evaluated only once.
An example cited from §15.26.2
[...] the following code is correct:
short x = 3;
x += 4.6...
How can you list the matches of Vim's search?
... -r<CR>:copen 33<CR>
" omit a dir from all searches to perform globally
set wildignore+=**/node_modules/**
" use perl regexes - src: http://andrewradev.com/2011/05/08/vim-regexes/
noremap / /\v
"
" STOP search related configs and helps
...
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...