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Jackson JSON custom serialization for certain fields
...ill result in the desired output
{"name":"Joe","age":25,"favoriteNumber":"123"}
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LISTAGG in Oracle to return distinct values
...t useful:
with test_data as
(
select 'A' as col1, 'T_a1' as col2, '123' as col3 from dual
union select 'A', 'T_a1', '456' from dual
union select 'A', 'T_a1', '789' from dual
union select 'A', 'T_a2', '123' from dual
union select 'A', 'T_a2', '456' from dual
union select 'A', 'T_a2', '111' fr...
Haskell composition (.) vs F#'s pipe forward operator (|>)
...rator, |> , is pretty common. However, in Haskell I've only ever seen function composition, (.) , being used. I understand that they are related , but is there a language reason that pipe-forward isn't used in Haskell or is it something else?
...
HttpServletRequest to complete URL
...rvlet/MyServlet
String pathInfo = req.getPathInfo(); // /a/b;c=123
String queryString = req.getQueryString(); // d=789
// Reconstruct original requesting URL
StringBuilder url = new StringBuilder();
url.append(scheme).append("://").append(serverName);
if (s...
TypeScript: Creating an empty typed container array
...ides would be negligible and readability is the most important factor.
*: Fun fact; at the time of writing the performance difference was 60% in Chrome, while in Firefox there was no measurable performance difference.
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Capturing TAB key in text box [closed]
...swered Sep 9 '10 at 6:14
chintan123chintan123
19322 silver badges1010 bronze badges
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How to format numbers as currency string?
... id="x">(press button to get output)</p>
Use it like so:
(123456789.12345).formatMoney(2, ".", ",");
If you're always going to use '.' and ',', you can leave them off your method call, and the method will default them for you.
(123456789.12345).formatMoney(2);
If your culture h...
Check if an element is a child of a parent
...r, as in target.parent('div#hello').
Example: http://jsfiddle.net/6BX9n/
function fun(evt) {
var target = $(evt.target);
if (target.parent('div#hello').length) {
alert('Your clicked element is having div#hello as parent');
}
}
Or if you want to check to see if there are a...
What is the main difference between PATCH and PUT request?
...rtion of the record, use PUT (user controls what gets updated)
PUT /users/123/email
new.email@example.org
PATCH =>
If user can only update a partial record, say just an email address (application controls what can be updated), use PATCH.
PATCH /users/123
[description of changes]
Why Pat...
Array initialization syntax when not in a declaration
...answered Mar 25 '16 at 4:04
user123user123
7344 bronze badges
add a co...