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How to set the environmental variable LD_LIBRARY_PATH in linux
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Wow, I looked at that page several times and overlooked that. Thanks for spotting it and bringing it to our attention.
– Michael Scheper
Jul 23 '15 at 16:58
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How to drop a list of rows from Pandas dataframe?
...arge as well, then simple drop by index df.drop(df.index[]) takes too much time.
In my case, I have a multi-indexed DataFrame of floats with 100M rows x 3 cols, and I need to remove 10k rows from it. The fastest method I found is, quite counterintuitively, to take the remaining rows.
Let indexes_...
copying all contents of folder to another folder using batch file?
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12 Answers
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C/C++ macro string concatenation
Is it possible to concatenate have STR3 == "s1"?
You can do this by passing args to another Macro function. But is there a direct way?
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How to change credentials for SVN repository in Eclipse?
...VN repository with his credentials and selected 'Save password'. Now every time I do anything with SVN his cached credentials are used. How can I change them to mine?
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Can I get CONST's defined on a PHP class?
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+1, even though I would say this is an excellent time to use Reflection as mentioned by other posters, it is also important to understand the workings "under-the-hood" and be able to do without them or replicate them if necessary. Good show.
– Derelea...
Generate fixed length Strings filled with whitespaces
I need to produce fixed length string to generate a character position based file. The missing characters must be filled with space character.
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Maximum value for long integer
How can I assign the maximum value for a long integer to a variable, similar, for example, to C++'s LONG_MAX .
7 Answers
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send mail from linux terminal in one line [closed]
I know there is the command mail in linux to send emails via command line. How can I send an simple email with one line from the terminal though?
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What are the differences between “generic” types in C++ and Java?
...a uses a technique called "erasure" where the generic type is erased at runtime, so at runtime Java is actually calling ...
Something sum(Something a, Something b) { return a.add ( b ); }
So generic programming in Java is not really useful, it's only a little syntactic sugar to help with the new ...