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How do I create a class instance from a string name in ruby?
I have the name of a class and I want to create an instance of that class so that I can loop through each rails attribute that is present in the schema of that class.
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How to find the installed pandas version
I am having trouble with some of pandas functionalities. How do I check what is my installation version?
6 Answers
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Git: How to reuse/retain commit messages after 'git reset'?
As Git user I regular come across the situation, that I need to rework one or more commits in a way which do not fit into --amend or rebase -i with fixup commits. Typically I would do something like
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Copy multiple files in Python
How to copy all the files present in one directory to another directory using Python.
I have the source path and the destination path as string.
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Postgres: How to do Composite keys?
I cannot understand the syntax error in creating a composite key. It may be a logic error, because I have tested many varieties.
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What is the second parameter of NSLocalizedString()?
What is the *comment parameter in:
3 Answers
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How to create a new file together with missing parent directories?
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Unpivot with column name
I have a table StudentMarks with columns Name, Maths, Science, English .
Data is like
4 Answers
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Eclipse: Can you format code on save?
In Eclipse, under Windows -> Preference -> Java -> Code Style , you can define code templates for comments and code, and you can setup a code formatter.
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How to check if an array field contains a unique value or another array in MongoDB?
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