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PostgreSQL delete all content
Hello I want to delete all data in my postgresql tables, but not the table itself.
How could I do this?
3 Answers
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How can I show the name of branches in `git log`?
How can I show the name of branches in the output of git log ?
3 Answers
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Which encoding opens CSV files correctly with Excel on both Mac and Windows?
We have a web app that exports CSV files containing foreign characters with UTF-8, no BOM. Both Windows and Mac users get garbage characters in Excel. I tried converting to UTF-8 with BOM; Excel/Win is fine with it, Excel/Mac shows gibberish. I'm using Excel 2003/Win, Excel 2011/Mac.
Here's all the ...
Convert pandas dataframe to NumPy array
I am interested in knowing how to convert a pandas dataframe into a NumPy array.
15 Answers
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Unsigned keyword in C++
Does the unsigned keyword default to a specific data type in C++? I am trying to write a function for a class for the prototype:
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sed: print only matching group
I want to grab the last two numbers (one int, one float; followed by optional whitespace) and print only them.
5 Answers
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NHibernate vs LINQ to SQL
As someone who hasn't used either technology on real-world projects I wonder if anyone knows how these two complement each other and how much their functionalities overlap?
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Dynamic variable names in Bash
I am confused about a bash script.
14 Answers
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When to encode space to plus (+) or %20?
Sometimes the spaces get URL encoded to the + sign, some other times to %20 . What is the difference and why should this happen?
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Type erasure techniques
(With type erasure, I mean hiding some or all of the type information regarding a class, somewhat like Boost.Any.)
I want to get a hold of type erasure techniques, while also sharing those, which I know of. My hope is kinda to find some crazy technique that somebody thought of in his/her darkest h...