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Java, How do I get current index/key in “for each” loop [duplicate]
... in Java:
int index = 0;
for (Element song: question){
// Do whatever
index++;
}
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Hide Utility Class Constructor : Utility classes should not have a public or default constructor
...ome analysis tools happy? Someone can extend or instantiate this class. So what? Why is this critical? Can cause some errors? Or why should I even use tools like PowerMock to test a never used private constructor, just to fulfill the requirements of Sonar and my code coverage tool?
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Pythonic way to print list items
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this is what I've been using so far. It's one line, very clear and expresive, but linter complaints "Expression is assigned to nothing"
– alete
Jan 19 '19 at 4:52
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Debugging doesn't start [closed]
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omg thank you. what the.. what does this thing do anyhow ?
– New Bee
Jun 6 '14 at 6:05
1
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Do you (really) write exception safe code? [closed]
...ting exception safe code
To write exception safe code, you must know first what level of exception safety each instruction you write is.
For example, a new can throw an exception, but assigning a built-in (e.g. an int, or a pointer) won't fail. A swap will never fail (don't ever write a throwing swa...
How to use a variable for the database name in T-SQL?
...work, thx... Though it should be EXECUTE(@SQL_SCRIPT), or at least that is what worked for me.
– reSPAWNed
Sep 14 '11 at 18:17
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Return None if Dictionary key is not available
...rn None if the key is explicitly mapped to None in the dict. If that's not what you want, you can use something like d.get(key) or "empty".
– cib
Jul 5 '15 at 17:07
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Relatively position an element without it taking up space in document flow
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What you're trying to do sounds like absolute positioning. On the other hand, you can, however, make a pseudo-relative element, by creating a zero-width, zero-height, relatively positioned element, essentially solely for the ...
Block comments in html.erb templates in rails
...ines, the
<%
=begin %> <% ruby_code %>
<%
=end %>
What you said would work.
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Get array of object's keys
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And what about mobile browsers ?
– Marwen Trabelsi
Aug 7 '14 at 8:15
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