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Add vertical whitespace using Twitter Bootstrap?
...{sides}-{breakpoint}-{size} for sm, md, lg, and xl.
Where property is one of:
m - for classes that set margin
p - for classes that set padding
Where sides is one of:
t - for classes that set margin-top or padding-top
b - for classes that set margin-bottom or padding...
How to format numbers as currency string?
...e of , between each digit, you can use this function:
function formatMoney(number, decPlaces, decSep, thouSep) {
decPlaces = isNaN(decPlaces = Math.abs(decPlaces)) ? 2 : decPlaces,
decSep = typeof decSep === "undefined" ? "." : decSep;
thouSep = typeof thouSep === "undefined" ? "," : thouSep...
How to override trait function and call it from the overridden function?
...
Your last one was almost there:
trait A {
function calc($v) {
return $v+1;
}
}
class MyClass {
use A {
calc as protected traitcalc;
}
function calc($v) {
$v++;
return $this->tra...
How to find the JVM version from a program?
...tem.getProperty("java.version");
Where java.version can be replaced with one of the many other system properties related to the current Java version. Here is a table of them:
Property Value (OpenJDK 12) Value (Oracle JRE 8u201) Value (...
Tricky Google interview question
A friend of mine is interviewing for a job. One of the interview questions got me thinking, just wanted some feedback.
21 A...
C++, Free-Store vs Heap
...the free-store far better than I could:
Free-store:
The free store is one of the two
dynamic memory areas, allocated/freed
by new/delete. Object lifetime can be
less than the time the storage is
allocated; that is, free store objects
can have memory allocated without
being immediat...
Importing CSV with line breaks in Excel 2007
...n a feature to export search results to a CSV file to be opened in Excel. One of the fields is a free-text field, which may contain line breaks, commas, quotations, etc. In order to counteract this, I have wrapped the field in double quotes (").
...
jQuery Datepicker onchange event issue
...change (possibly the usual change event, or possibly a datepicker-specific one).
If you like, of course, you can make the change event on the input fire:
$(".date").datepicker({
onSelect: function() {
$(this).change();
}
});
That will fire change on the underlying inputfor any ...
How do I combine a background-image and CSS3 gradient on the same element?
...e 40px and the gradient will cover the element. To only apply a setting to one image, set the default for the other: background-position: 50%, 0 0; or for browsers that support it use initial: background-position: 50%, initial;
You may also use the background shorthand, however this removes the fal...
Where do I use delegates? [closed]
...ident, but sometimes the VP is unavailable and the
President must send someone else, such as the Secretary of State or
even the First Lady. He does not want to “hardwire” his delegated
authority to a single person; he might delegate this responsibility to
anyone who is able to execute the correc...