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What is the best way to dump entire objects to a log in C#?
...ing a current object's state at runtime, I really like what the Visual Studio Immediate window gives me. Just doing a simple
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How does an underscore in front of a variable in a cocoa objective-c class work?
...derscore prefix for your ivars (which is nothing more than a common convention, but a useful one), then you need to do 1 extra thing so the auto-generated accessor (for the property) knows which ivar to use. Specifically, in your implementation file, your synthesize should look like this:
@synthes...
Group by with multiple columns using lambda
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I came up with a mix of defining a class like David's answer, but not requiring a Where class to go with it. It looks something like:
var resultsGroupings = resultsRecords.GroupBy(r => new { r.IdObj1, r.IdObj2, r.IdObj3})
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How can I read input from the console using the Scanner class in Java?
...e input, or just validate the username variable.
You'll find more information on their implementation in the API Documentation for java.util.Scanner
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Filter element based on .data() key/value
...retrieve it using .data the value will not be updated - so be careful when mixing the two
– Fabio Lolli
Jun 28 '17 at 12:22
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Finalize vs Dispose
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The original recommended pattern for classes which held a mix of self-cleaning ("managed") and non-self-cleaning ("unmanaged") resources has long been obsolescent. A better pattern is to separately wrap every unmanaged resource into its own managed object which doesn't hold any str...
__FILE__ macro shows full path
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@AmigableClarkKant, no you can mix both separators in the same file name.
– RBerteig
Sep 13 '12 at 20:55
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Spring schemaLocation fails when there is no internet connection
I am using Spring and in application-context.xml I have the following definitions:
18 Answers
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Apply pandas function to column to create multiple new columns?
...212 1.088212 -0.911788
EDIT:
Please be aware of the huge memory consumption and low speed: https://ys-l.github.io/posts/2015/08/28/how-not-to-use-pandas-apply/ !
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Do any JVM's JIT compilers generate code that uses vectorized floating point instructions?
...) (fedora-63.1.10.6.fc15-x86_64) OpenJDK 64-Bit Server VM (build 20.0-b11, mixed mode)
– Samuel Audet
May 30 '12 at 3:34
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