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Why would json_encode return an empty string
... problem, but see note below
Here is a recursive function that can force convert to UTF-8 all the strings contained in an array:
function utf8ize($d) {
if (is_array($d)) {
foreach ($d as $k => $v) {
$d[$k] = utf8ize($v);
}
} else if (is_string ($d)) {
...
How to change string into QString?
...
If compiled with STL compatibility, QString has a static method to convert a std::string to a QString:
std::string str = "abc";
QString qstr = QString::fromStdString(str);
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How do I create a WPF Rounded Corner container?
...ngleGeometry.Rect>
<MultiBinding
Converter="{StaticResource widthAndHeightToRectConverter}"
>
<Binding
Path="ActualWidth"
RelativeSource="{RelativeSource AncestorType={...
In Functional Programming, what is a functor?
...fmap even
is an overloaded function that can do many wonderful things:
Convert a list of integers to a list of Booleans
Convert a tree of integers to a tree of Booleans
Convert Nothing to Nothing and Just 7 to Just False
In Haskell, this property is expressed by giving the type of fmap:
fmap ...
Is there a Python equivalent to Ruby's string interpolation?
...nd text found in the example in the documentation however. Why the use of convert to string here: %(language)s What does the 3 in '03d' signify? Why after the string is there % \? The assignment of variables (if they are in fact variables) after the print expression confuses me also. Sorry if t...
How to assert two list contain the same elements in Python? [duplicate]
...
If there are only unique values in list Converting them to set using set(l1)& set(2) & asserting using assertSetEqual(l1, l2) also helps.
– Abhijeet
Jun 25 '18 at 8:34
...
Best way to create an empty object in JSON with PHP?
... the method to use.
PHP: Objects - Manual
If a value of any other type is converted to an object, a new instance of the stdClass built-in class is created. If the value was NULL, the new instance will be empty.
.. but, try to keep it safe!
Though you never know when/if the above will change, so i...
Is a colon `:` safe for friendly-URL use?
...".", "-", "*", and
"_" remain the same.
The space
character " " is converted into a plus
sign "+".
All other characters are
unsafe and are first converted into
one or more bytes using some encoding
scheme. Then each byte is represented
by the 3-character string "%xy", where
xy ...
File to byte[] in Java
How do I convert a java.io.File to a byte[] ?
25 Answers
25
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Passing variable arguments to another function that accepts a variable argument list
...hat takes a variable argument list with , ... in the signature. If you've converted the variable arguments to a va_list, you can pass the va_list to another function that only takes a va_list, but that function (or one that it calls) must have some way of knowing what's in the va_list.
...