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Is there a standardized method to swap two variables in Python?
...om left to right. Notice that while
evaluating an assignment, the right-hand side is evaluated before the
left-hand side.
http://docs.python.org/3/reference/expressions.html#evaluation-order
That means the following for the expression a,b = b,a :
the right-hand side b,a is evaluated,...
How to select option in drop down protractorjs e2e tests
...
I had a similar problem, and eventually wrote a helper function that selects dropdown values.
I eventually decided that I was fine selecting by option number, and therefore wrote a method that takes an element and the optionNumber, and selects that ...
How to convert boost path type to string?
...ello I currently have a program that gets a full path of a file's location and is put into a variable that is the type of: boost::filesystem2::path
...
Bulk package updates using Conda
Is there a way (using conda update) that I can list outdated packages and select or bulk update (compatible) packages in Anaconda?
...
Parsing domain from a URL
...rl($url);
echo $parse['host']; // prints 'google.com'
parse_url doesn't handle really badly mangled urls very well, but is fine if you generally expect decent urls.
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How can I convert the “arguments” object to an array in JavaScript?
... useful functions from Array.prototype like forEach , sort , filter , and map .
21 Answers
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How to pass values between Fragments
...Fragmentclass fragobj=new Fragmentclass();
fragobj.setArguments(bundle);
and to receive in fragment in Fragment onCreateView method:
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
String strtext=getArguments().getStr...
How to check if the URL contains a given string?
...
You need add href property and check indexOf instead of contains
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
<script type="text/javascript">
$(document).ready(function() {
if...
How to go to a specific element on page? [duplicate]
...
The standard technique in plugin form would look something like this:
(function($) {
$.fn.goTo = function() {
$('html, body').animate({
scrollTop: $(this).offset().top + 'px'
}, 'fast');
ret...
Cost of len() function
...ength of the element - very fast) on every type you've mentioned, plus set and others such as array.array.
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