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How to split a large text file into smaller files with equal number of lines?
I've got a large (by number of lines) plain text file that I'd like to split into smaller files, also by number of lines. So if my file has around 2M lines, I'd like to split it up into 10 files that contain 200k lines, or 100 files that contain 20k lines (plus one file with the remainder; being ev...
Does reading an entire file leave the file handle open?
If you read an entire file with content = open('Path/to/file', 'r').read() is the file handle left open until the script exits? Is there a more concise method to read a whole file?
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Copy entire contents of a directory to another using php
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It seems that copy only handle single files. Here is a function for copying recursively I found in this note on the copy documentation page:
<?php
function recurse_copy($src,$dst) {
$dir = opendir($src);
@mkdir($dst);
while(false !== ( $file =...
Pandas get topmost n records within each group
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Did you try df.groupby('id').head(2)
Ouput generated:
>>> df.groupby('id').head(2)
id value
id
1 0 1 1
1 1 2
2 3 2 1
4 2 2
3 7 3 1
4 8 4 1
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List files ONLY in the current directory
In Python, I only want to list all the files in the current directory ONLY. I do not want files listed from any sub directory or parent.
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How to delete a file after checking whether it exists
How can I delete a file in C# e.g. C:\test.txt , although apply the same kind of method like in batch files e.g.
10 Answer...
In C, how should I read a text file and print all strings
I have a text file named test.txt
7 Answers
7
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Removing duplicate objects with Underscore for Javascript
...ed (e.g. _.uniq(a, false, 'a')) I pinged github/bestiejs/lodash and they said the issue was fixed on edge. So if you're not using a function, make sure you have the latest. This may not be an issue for underscore.
– Shanimal
Mar 16 '13 at 15:08
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Find current directory and file's directory [duplicate]
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To get the full path to the directory a Python file is contained in, write this in that file:
import os
dir_path = os.path.dirname(os.path.realpath(__file__))
(Note that the incantation above won't work if you've already used os.chdir() to change your current working ...
Git command to show which specific files are ignored by .gitignore
... in "Is there a way to tell git-status to ignore the effects of .gitignore files?")
MattDiPasquale's answer (to be upvoted) git clean -ndX works on older gits, displaying a preview of what ignored files could be removed (without removing anything)
Also interesting (mentioned in qwertymk's answer...