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Why does the JVM still not support tail-call optimization?
...ementation and MLVM has listed the feature as "proto 80%" for some time now.
4 Answers
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How can I convert a DateTime to the number of seconds since 1970?
...e, there's a really convenient feature:
long unixSeconds = DateTimeOffset.Now.ToUnixTimeSeconds();
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Why should a Java class implement comparable?
...m.add(3);
m.add(2);
for (Integer i : m)
... // values will be sorted
But now suppose I have some custom object, where sorting makes sense to me, but is undefined. Let's say, I have data representing districts by zipcode with population density, and I want to sort them by density:
public class Dis...
apc vs eaccelerator vs xcache
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Success. It's 3 years old now. Ewwww.
– Swader
Nov 30 '13 at 13:19
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Reset select2 value and show placeholder
...er Select2 versions. Use $element.val() instead.
The best way to do this now is:
$('#your_select_input').val('');
Edit: December 2016 Comments suggest that the below is the updated way to do this:
$('#your_select_input').val([]);
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How do I get the path of the assembly the code is in?
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Did not know you could put static before public. Nice to know and i think i prefer for readability
– Valamas
Jul 3 '13 at 4:27
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Which version of the git file will be finally used: LOCAL, BASE or REMOTE?
...g to merge, and the 3rd tab, open by default, shows the 3-way merge view.
Now, the reason the feature is hidden is that it's not polished enough yet. It's very useful as it is now, but Kai Willadsen, the meld author, pointed to few wrinkles that need ironing out. For example there's no GUI to start...
Visual Studio 2012 - Intellisense sometimes disappearing / broken
My colleagues and I are using VS2012 for some weeks now. Sometimes after working several hours the intellisense is broken. After closing all open tabs it works again.
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How to reference style attributes from a drawable?
...possible to live without if you have multiple themes within an app. Right now I have to make three drawable XMLs for each of custom button types!
– Stephan Henningsen
Oct 27 '16 at 10:52
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How to concatenate items in a list to a single string?
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It's very useful for beginners to know
why join is a string method.
It's very strange at the beginning, but very useful after this.
The result of join is always a string, but the object to be joined can be of many types (generators, list, tuples, etc).
.jo...