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Printing newlines with print() in R
...ncorporating variables into the printout. For example:
file <- "myfile.txt"
cat(paste0("File not supplied.\n", "Usage: ./program F=", file))
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How do I get the parent directory in Python?
...athlib module.
from pathlib import Path
path = Path("/here/your/path/file.txt")
print(path.parent)
Old answer
Try this:
import os.path
print os.path.abspath(os.path.join(yourpath, os.pardir))
where yourpath is the path you want the parent for.
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Why does printf not flush after the call unless a newline is in the format string?
...t flush, even if it gets a newline to send out, such as:
myprog >myfile.txt
This makes sense for efficiency since, if you're interacting with a user, they probably want to see every line. If you're sending the output to a file, it's most likely that there's not a user at the other end (though no...
Git Blame Commit Statistics
...w.
$ git ls-tree --name-only -z -r HEAD|egrep -z -Z -E '\.(cc|h|cpp|hpp|c|txt)$' \
|xargs -0 -n1 git blame --line-porcelain|grep "^author "|sort|uniq -c|sort -nr
is almost instantaneous.
To get a list of files currently tracked you can use
git ls-tree --name-only -r HEAD
This solution avoid...
Unicode (UTF-8) reading and writing to files in Python
...th UTF-8 encoding in Python 3.2:
import codecs
f = codecs.open('file_name.txt', 'r', 'UTF-8')
for line in f:
print(line)
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Is it true that one should not use NSLog() on production code?
...BUG_MACRO on apple's site (opensource.apple.com/source/gm4/gm4-15/src/m4.h?txt). Perhaps the more standard DEBUG and NDEBUG would be better choices? NDEBUG is specified by Posix; while DEBUG is used by convention.
– jww
Feb 15 '13 at 21:44
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What is the difference between g++ and gcc?
... and links libstdc++ automatically. If the command posted was the case, a .txt file with valid C++ code would compile but instead returns unsupported file format error.
– s d
Sep 14 at 3:37
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Renaming or copying files and folder using NERDTree on Vim. Is it possible?
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https://github.com/scrooloose/nerdtree/blob/master/doc/NERDTree.txt, the latest version has it:
2.3. The NERD tree menu NERDTreeMenu The NERD tree has a menu that can be programmed via the an
API (see |NERDTreeMenuAPI|). The idea
is to sim...
Stop and Start a service via batch or cmd file?
... that part. Though typically this can be done by inputting >> output.txt on the end of the line.
The %var% is just a way for the user to be able to input their own service into this, instead of having to go modify the bat file every time that you want to start/stop a different service.
If ...
Can you find all classes in a package using reflection?
...y has a tricky license: github.com/ronmamo/reflections/blob/master/COPYING.txt . The trick is that the license allows free use of only the license itself. So to really use the library (not the license) everyone must contact the author and negotiate the terms of use.
– Serge Rog...