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Are there any cases when it's preferable to use a plain old Thread object instead of one of the newe
I see a lot of people in blog posts and here on SO either avoiding or advising against the usage of the Thread class in recent versions of C# (and I mean of course 4.0+, with the addition of Task & friends). Even before, there were debates about the fact that a plain old thread's functionality c...
Get last record in a queryset
How can I retrieve the last record in a certain queryset?
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How to convert String to long in Java?
I got a simple question in Java: How can I convert a String that was obtained by Long.toString() to long ?
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C#: List All Classes in Assembly
I'd like to output (programmatically - C#) a list of all classes in my assembly.
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How to sort List of objects by some property
...t Comparable<ActiveAlarm> or implement Comparator<ActiveAlarm> in a separate class. Then call:
Collections.sort(list);
or
Collections.sort(list, comparator);
In general, it's a good idea to implement Comparable<T> if there's a single "natural" sort order... otherwise (if you ...
Why does (1 in [1,0] == True) evaluate to False?
When I was looking at answers to this question , I found I didn't understand my own answer.
1 Answer
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Add SUM of values of two LISTS into new LIST
I have the following two lists:
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Ball to Ball Collision - Detection and Handling
... balls, you only need to worry about the component of the velocity that is in the direction of the collision. The other component (tangent to the collision) will stay the same for both balls. You can get the collision components by creating a unit vector pointing in the direction from one ball to th...
How to retry after exception?
I have a loop starting with for i in range(0, 100) . Normally it runs correctly, but sometimes it fails due to network conditions. Currently I have it set so that on failure, it will continue in the except clause (continue on to the next number for i ).
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php is null or empty?
I have a question regarding NULL in PHP:
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