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How to round up a number to nearest 10?
... TallGreenTree's answer does support rounding up/down using the third parameter (mode) of round(). round($input,-1, PHP_ROUND_HALF_UP)
– Daren Schwenke
Aug 31 '16 at 16:45
4
...
How can I change the color of a part of a TextView?
...lor.BLACK),
* TextView.BufferType.SPANNABLE
* );
* </pre>
* @param text Text that contains a substring to colorize
* @param word The substring to colorize
* @param argb The color
* @return the Spannable for TextView's consumption
*/
public static Spannable colorized(final String te...
How to close tag properly?
... <col> <area> <base>
<meta> <embed> <param>
<track> <wbr> <keygen> (HTML 5.2 Draft removed)
share
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improve this answer
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In log4j, does checking isDebugEnabled before logging improve performance?
...ct impact performance in a bad way. The SLF4J way of doing this sends the parameters into the logger.debug method and there the evaluation of isDebugEnabled is done before the string is constructed. The way you're doing it, with String.format(...), the string will be constructed before the method ...
Func delegate with no return type
...rary will include Func and Action types that support more than four formal parameters. I don't recall exactly how big they get.
– Eric Lippert
May 27 '09 at 20:08
10
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How do I explicitly instantiate a template function?
...something) the function, do this:
template <typename T> void func(T param) {} // definition
template void func<int>(int param); // explicit instantiation.
[EDIT] There seems to be (a lot) of confusion regarding explicit instantiation and specialization.
The code I posted above deals ...
Bypass popup blocker on window.open when JQuery event.preventDefault() is set
...;
...and so you can make your $.getJSON call synchronous by mapping your params to the above and adding async: false:
$.ajax({
url: "redirect/" + pageId,
async: false,
dataType: "json",
data: {},
success: function(status) {
if (status == null) {
...
Last segment of URL in jquery
...
Sidenote: This does not work if the URL does have query params set on it (e.g. .../file?var=value&foo=bar). This solution solves this problem on a more robust and modern way: stackoverflow.com/a/51795122/1123743
– Sebastian Barth
May 18 a...
Algorithm to get the excel-like column name of a number
...k https://vector.cool/php-number-convert-to-excel-column-letters-2
*
* @param int $num 欄數
* @param bool $uppercase 大小寫
* @return void
*/
function num_to_letters($n)
{
$n -= 1;
for ($r = ""; $n >= 0; $n = intval($n / 26) - 1)
$r = chr($n % 26 + 0x41) . $r;
...
instantiate a class from a variable in PHP?
...
How to pass dynamic constructor parameters too
If you want to pass dynamic constructor parameters to the class, you can use this code:
$reflectionClass = new ReflectionClass($className);
$module = $reflectionClass->newInstanceArgs($arrayOfConstructorP...