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How can I find a specific element in a List?
...ter and setter methods (as you might be used to from Java), write
private string _id;
public string Id
{
get
{
return _id;
}
set
{
_id = value;
}
}
value is a contextual keyword known only in the set accessor. It represents the value assigned to the propert...
What is the list of valid @SuppressWarnings warning names in Java?
...witch statement (enum case)
nls to suppress warnings relative to non-nls string literals
null to suppress warnings relative to null analysis
restriction to suppress warnings relative to usage of discouraged or
forbidden references
serial to suppress warnings relative to missing serialVersi...
Better techniques for trimming leading zeros in SQL Server?
...
SUBSTRING(str_col, PATINDEX('%[^0]%', str_col+'.'), LEN(str_col))
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follo...
Escape regex special characters in a Python string
...tackoverflow.com'))
www\.stackoverflow\.com
Repeating it here:
re.escape(string)
Return string with all non-alphanumerics backslashed; this is useful if you want to match an arbitrary literal string that may have regular expression metacharacters in it.
As of Python 3.7 re.escape() was changed to...
How to do URL decoding in Java?
...t have anything to do with character encodings such as UTF-8 or ASCII. The string you have there is URL encoded. This kind of encoding is something entirely different than character encoding.
Try something like this:
try {
String result = java.net.URLDecoder.decode(url, StandardCharsets.UTF_8....
Detect if device is iOS
...
Detecting iOS
With iOS 13 iPad both User agent and platform strings are changed and differentiating between iPad and MacOS seems possible, so all answers below needs to take that into account now.
This might be the shortest alternative that also covers iOS 13:
function iOS() {
retur...
Getting the name of a child class in the parent class (static context)
...:
get_class($this);
and it will return the name of the child class as a string.
i.e.
class Parent() {
function __construct() {
echo 'Parent class: ' . get_class() . "\n" . 'Child class: ' . get_class($this);
}
}
class Child() {
function __construct() {
parent::const...
SQL Case Sensitive String Compare
How do you compare strings so that the comparison is true only if the cases of each of the strings are equal as well. For example:
...
Is it possible to forward-declare a function in Python?
...turally it makes little sense to have it afterwards), one can just store a string and try to call the function later.
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Do I have to guard against SQL injection if I used a dropdown?
...less, you must use Prepared Statements (recommended) or mysqli_real_escape_string. Also properly escape the values when outputting them (e.g. use htmlspecialchars() in a HTML document).
– ComFreek
Mar 20 '14 at 18:12
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