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List vs List
...,String>>
but not a
List<Map<String,String>>
So:
void withWilds( List<? extends Map<String,String>> foo ){}
void noWilds( List<Map<String,String>> foo ){}
void main( String[] args ){
List<HashMap<String,String>> myMap;
withWilds( ...
Java String split removed empty values
...lit "" farther we will get as result [""] array.
It happens because split didn't happen here, so "" despite being empty and trailing represents original string, not empty string which was created by splitting process.
share
...
git pull from master into the development branch
... edited Aug 4 '18 at 21:08
David C.
1,64622 gold badges1414 silver badges2525 bronze badges
answered Apr 23 '18 at 15:19
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Argparse: Way to include default values in '--help'?
...uding a minimal reproducible example that demonstrates the problem. As I said, it works for me with Python 2.7.
– Martijn Pieters♦
Apr 7 '16 at 20:00
3
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Is there a way to detect if a browser window is not currently active?
...ility API (on MDN) now allows us to more accurately detect when a page is hidden to the user.
document.addEventListener("visibilitychange", onchange);
Current browser support:
Chrome 13+
Internet Explorer 10+
Firefox 10+
Opera 12.10+ [read notes]
The following code falls back to the less reli...
How to stop IntelliJ truncating output when I run a build?
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By a popular request Override console cycle buffer size setting was added to the UI 9/14/16:
Original answer for older versions:
Edit your IDEA_HOME\bin\idea.properties file, and increase this setting:
#-----------------------------------------...
Ruby arrays: %w vs %W
...
That's a good article. I didn't realize you can make strings or other things the same way and the enclosing characters can be whatever you want. For example, %w&readable af&
– Dex
Jun 29 '19 at 7:03
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How to draw polygons on an HTML5 canvas?
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@Gio Borje: AFAIK, jsFiddle doesn't care about canvas, that's your browser. jsFiddle just feeds your HTML/CSS/JS back to you.
– mu is too short
Jan 30 '11 at 1:26
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How to prove that a problem is NP complete?
...there is a proof, and you can reference the theorem in your proof. That said, reducing SAT to a given problem is the way I was taught to prove NP-completeness.
– Laila Agaev
Jan 3 '14 at 18:47
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RESTful API methods; HEAD & OPTIONS
...on about the communication options available on the request/response chain identified by the Request-URI. This method allows the client to determine the options and/or requirements associated with a resource, or the capabilities of a server, without implying a resource action or initiating a resourc...