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What does the ??!??! operator do in C?
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1601
??! is a trigraph that translates to |. So it says:
!ErrorHasOccured() || HandleError();
whi...
How to “return an object” in C++?
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107
I don't want to return a copied value because it's inefficient
Prove it.
Look up RVO and ...
Getting only response header from HTTP POST using curl
...t will do the following request with a GET if the HTTP
response was 301, 302, or 303. If the response code was any other 3xx code, curl will re-send the following request using the same unmodified
method.
from the man page. so
curl -sSL -D - www.acooke.org -o /dev/null
follow...
Difference between 'new operator' and 'operator new'?
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130
I usually try to phrase things differently to differentiate between the two a bit better, but it...
How to fix: “No suitable driver found for jdbc:mysql://localhost/dbname” error when using pools? [du
...(JDBC v.4) driver. For details read this: http://onjava.com/pub/a/onjava/2006/08/02/jjdbc-4-enhancements-in-java-se-6.html
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How to show google.com in an iframe?
...anything.
– albert
Feb 19 '18 at 16:05
24
You can use this URL in an iframe: google.com/search?ig...
Dependency Inject (DI) “friendly” library
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360
This is actually simple to do once you understand that DI is about patterns and principles, not ...
Should a RESTful 'PUT' operation return something
...ations that are applicable. Here is my interpretation:
HTTP status code 200 OK for a successful PUT of an update to an
existing resource. No response body needed. (Per Section 9.6, 204 No Content is even more appropriate.)
HTTP status code 201 Created for a successful PUT of a new
resource, with t...
Java Hashmap: How to get key from value?
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jpaugh
5,44044 gold badges3232 silver badges7979 bronze badges
answered Sep 5 '09 at 17:25
Vineet ReynoldsVineet...
Best way to detect that HTML5 is not supported
... |
edited Sep 27 '11 at 4:02
community wiki
3 r...