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Why is f(i = -1, i = -1) undefined behavior?
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Very nice example of how the expression could actually do something unexpected while conforming to sequencing rules. Yes, a bit contrived, but so is the code snipped I'm asking about in the first place. :)
– Nicu Stiurca
Feb 10 '14 at 8...
How do Mockito matchers work?
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Mockito matchers are static methods and calls to those methods, which stand in for arguments during calls to when and verify.
Hamcrest matchers (archived version) (or Hamcrest-style matchers) are stateless, general-purpose object instances that implement Matcher<...
What are the obj and bin folders (created by Visual Studio) used for?
...ich are compiled binary files that haven't been linked yet. They're essentially fragments that will be combined to produce the final executable. The compiler generates one object file for each source file, and those files are placed into the obj folder.
The bin folder holds binary files, which are ...
How can I use a Python script in the command line without cd-ing to its directory? Is it the PYTHONP
...ules cannot be imported from zipfiles.
The default search path is installation dependent, but generally
begins with prefix/lib/pythonversion (see PYTHONHOME above). It is
always appended to PYTHONPATH.
An additional directory will be inserted in the search path in front
of PYTHONPATH...
Which is better, number(x) or parseFloat(x)?
..., I find Number to be more reasonable, so I almost always use Number personally (and you'll find that a lot of the internal JavaScript functions use Number as well). If someone types '1x' I prefer to show an error rather than treat it as if they had typed '1'. The only time I really make an exceptio...
What is the difference between == and Equals() for primitives in C#?
... == operator is defined as taking two ints (or shorts or longs).
When you call it with an int and a short, the compiler will implicitly convert the short to int and compare the resulting ints by value.
Other ways to make it work
Primitive types also have their own Equals() method that accepts the sa...
Proper way to catch exception from JSON.parse
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All you need to change for this to be valid is change out JSON.parse(...) for ()=>JSON.parse(...).
– John
Jun 1 '18 at 20:59
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Select top 10 records for each category
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If you really just want the top 10, change it to RowNumber() instead of Rank(). No ties then.
– Mike L
Oct 7 '08 at 3:26
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What exactly is Arel in Rails 3.0?
...alid SQL query, but one that doesn't make sense, or that does something totally different from what you think it does. This can never happen with ARel. (This is what the article I link to below means with "closed under composition".)
will objects/queries be "easier" to create?
Yes. For example, as...
What is a .snk for?
What is a .snk file for? I know it stands for Strongly Named Key , but all explanations of what it is and how it works goes over my head.
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