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Open directory dialog
I want the user to select a directory where a file that I will then generate will be saved. I know that in WPF I should use the OpenFileDialog from Win32, but unfortunately the dialog requires file(s) to be selected - it stays open if I simply click OK without choosing one. I could "hack up" the f...
Numpy array dimensions
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Note: shape might be more accurately described as an attribute than as a function, since it is not invoked using function-call syntax.
– Brent Bradburn
Apr 26 '12 at 2:00
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Factory pattern in C#: How to ensure an object instance can only be created by a factory class?
...an object can never be created directly, but only via some method of a factory class. Let us say I have some "business object" class and I want to make sure any instance of this class will have a valid internal state. In order to achieve this I will need to perform some check before creating an obje...
Unicode character for “X” cancel / close?
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✖ works really well. The HTML code is ✖.
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Read a file line by line assigning the value to a variable
...t read from file: $line"
done < my_filename.txt
This is the standard form for reading lines from a file in a loop. Explanation:
IFS= (or IFS='') prevents leading/trailing whitespace from being trimmed.
-r prevents backslash escapes from being interpreted.
Or you can put it in a bash file he...
Variable's scope in a switch case [duplicate]
I think I don't understand how the scope works in a switch case.
7 Answers
7
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IntelliJ does not show 'Class' when we right click and select 'New'
...elliJ and must have something wrong because when we right click on a directory, select New and then get the context menu, Java based options are not shown. Currently get things like File, some HTML options, XML options.
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How to avoid Python/Pandas creating an index in a saved csv?
...re two ways to handle the situation where we do not want the index to be stored in csv file.
As others have stated you can use index=False while saving your
dataframe to csv file.
df.to_csv('file_name.csv',index=False)
Or you can save your dataframe as it is with an index, and while reading y...
PHP best way to MD5 multi-dimensional array?
What is the best way to generate an MD5 (or any other hash) of a multi-dimensional array?
13 Answers
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Best exception for an invalid generic type argument
I'm currently writing some code for UnconstrainedMelody which has generic methods to do with enums.
11 Answers
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