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what is the difference between 'transform' and 'fit_transform' in sklearn
					In the sklearn-python toolbox, there are two functions  transform  and  fit_transform  about  sklearn.decomposition.RandomizedPCA . The description of two functions are as follows 
                    
                    
                        
                            
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							Peak memory usage of a linux/unix process
					Is there a tool that will run a command-line and report the peak RAM usage total?
                    
                    
                        
                            
                                
                                        20 Answers
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							How can I print literal curly-brace characters in python string and also use .format on it?
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You need to double the {{ and }}:
>>> x = " {{ Hello }} {0} "
>>> print(x.format(42))
' { Hello } 42 '
Here's the relevant part of the Python documentation for format string syntax:
  Format strings contain “replacement fields...				
				
				
							How do I find out which process is locking a file using .NET?
					I've seen several of answers about using  Handle  or  Process Monitor , but I would like to be able to find out in my own code (C#)
which process is locking a file.
                    
                    
                        
                            
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							What's the meaning of * (asterisk) in XAML ColumnDefinition?
					...efinitions>
The first column will get 7% of the total space available and the second column would get 93%. On the other hand if you had this definition:
<Grid.ColumnDefinitions>
  <ColumnDefinition Width="0.07*"/>
  <ColumnDefinition Width="0.14*"/>
</Grid.ColumnDefinition...				
				
				
							Delete rows from a pandas DataFrame based on a conditional expression involving len(string) giving K
					I have a pandas DataFrame and I want to delete rows from it where the length of the string in a particular column is greater than 2.
                    
                    
                        
                            
                                
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							How do I ZIP a file in C#, using no 3rd-party APIs?
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Are you using .NET 3.5?  You could use the ZipPackage class and related classes.  Its more than just zipping up a file list because it wants a MIME type for each file you add.  It might do what you want.
I'm currently using these classes for a similar problem to archive several relat...				
				
				
							iOS White to Transparent Gradient Layer is Gray
					...with an alpha of 0, so I had to use 
[UIColor colorWithWhite:1 alpha:0]
and it works fine.
    
    
        
            
            
                
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							Is there a way to measure how sorted a list is?
					...Formally, let A(1), A(2), ..., A(n) be a sequence of n numbers.If i < j and A(i) > A(j), then the pair (i,j) is called an inversion of A.
The inversion number of a sequence is one common measure of its sortedness.Formally, the inversion number is defined to be the number of inversions, that is...				
				
				
							Phase • Animations made easy! - Extensions - Kodular Community
					... "regular" scheme is dark */
        /* user picked a theme a light scheme and also enabled a dark scheme */
        /* deal with light scheme first */
        @media (prefers-color-scheme: light) {
          :root {
            --primary: #000000;
            --secondary: #ffffff;
            --te...				
				
				
							