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Right way to reverse pandas.DataFrame?
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data.reindex(index=data.index[::-1])
or simply:
data.iloc[::-1]
will reverse your data fr...
C# DropDownList with a Dictionary as DataSource
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Like that you can set DataTextField and DataValueField of DropDownList using "Key" and "Value"...
Is a RelativeLayout more expensive than a LinearLayout?
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In a talk at Google I/O 2013 (Writing Custom Views for Android), Romain Guy clarified the misunderstanding that caused everyone to start using RelativeLayouts for everything. A RelativeLayout always has to do two measure passes. Overall it is neglig...
How can you find the unused NuGet packages in a solution?
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ReSharper 2016.1 has a feature to remove unused NuGet.
It can be run on a solution and on each project in a solution and it does the following things:
Analyze your code and collecting references to assemblies.
Build NuGet usage gra...
Git pull without checkout?
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I was looking for the same thing and finally found the answer that worked for me in another st...
Java: Literal percent sign in printf statement
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The percent sign is escaped using a percent sign:
System.out.printf("%s\t%s\t%1.2f%%\t%1.2f%%...
An expression tree may not contain a call or invocation that uses optional arguments
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What makes JNI calls slow?
...omething that can take tens of nanoseconds. For trivial native methods, in 2010 I measured calls at an average 40 ns on my Windows desktop, and 11 ns on my Mac desktop. Unless you're making many calls, you're not going to notice.
That said, calling a native method can be slower than making a normal...
What is the difference between LINQ ToDictionary and ToLookup
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Use didSelectRowAtIndexPath or prepareForSegue method for UITableView?
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edited Feb 12 '15 at 23:57
Zack Shapiro
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