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How to set the environmental variable LD_LIBRARY_PATH in linux
...the libraries that you wish to add to the system, for example
/home/linux/myLocalLibs
remember to add only the path to the dir, not the full path for the file, all the libs inside that path will be automatically indexed.
Save and run sudo ldconfig to update the system with this libs.
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How to drop a list of rows from Pandas dataframe?
...l, 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_to_drop be ...
“Find next” in Vim
... type /zz<CR> (which is a fast-to-type uncommon occurrence) to clear my highlighting. But the :noh mapping is way better.
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Create an Array of Arraylists
...ng the genric type over the array particularly for this question.
What if my need is to index n different arraylists.
With declaring List<List<Integer>> I need to create n ArrayList<Integer> objects manually or put a for loop to create n lists or some other way, in any way it wil...
How do I determine the current operating system with Node.js
...x
darwin
freebsd
linux
openbsd
sunos
win32
I just set this at the top of my jakeFile:
var isWin = process.platform === "win32";
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Remove directory which is not empty
In my Node application I need to remove a directory which has some files, but fs.rmdir only works on empty directories. How can I do this?
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Is Fortran easier to optimize than C for heavy calculations?
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To my second point, you don't have to use the no alias compiler switch. Just write the code so that the pointer based loads are assigned into an automatic variable first and then work with the automatics from there. It will look...
How to delete a whole folder and content?
I want the users of my application to be able to delete the DCIM folder (which is located on the SD card and contains subfolders).
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How to list npm user-installed packages?
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Return empty result. My npm version is 3.6.0.
– Bagusflyer
Jul 21 '16 at 4:07
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Find document with array that contains a specific value
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As someone new to Mongo coming from an RDBMS like MySQL, to find that such solutions work so simply without needing JOINs and additional tables makes me wonder why I haven't started on Mongo sooner. But that's not to say either DBMS is superior over the other - it depends on...