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Using Python's os.path, how do I go up one directory?
...If you are using Python 3.4 or newer, a convenient way to move up multiple directories is pathlib:
from pathlib import Path
full_path = "path/to/directory"
str(Path(full_path).parents[0]) # "path/to"
str(Path(full_path).parents[1]) # "path"
str(Path(full_path).parents[2]) # "."
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How to find where gem files are installed
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I'm not sure that this works in all directories. I ran this command and got Could not locate Gemfile or .bundle/ directory.
– Richie Thomas
Oct 18 '17 at 14:34
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What is the fastest way to check if a class has a function defined?
...athan Ostgard
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3
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Do I need to explicitly call the base virtual destructor?
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Lou FrancoLou Franco
81.9k1414 gold badges126126 silver badges181181 bronze badges
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How to loop through a directory recursively to delete files with certain extensions
...id splitting on whitespace? I'm trying a similar thing and I have a lot of directories with whitespaces that screw up this loop.
– Christian
Aug 8 '13 at 13:07
3
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how can I add the aidl file to Android studio (from the in-app billing example)
I am currently migrating an Eclipse app to Android Studio.
This app was using the in app billing.
10 Answers
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Remove characters from C# string
...667 ms) [in 10K reps, 0.00169667 ms per] |
| Regex | 6.81x | 197551 ticks elapsed (19.7551 ms) [in 10K reps, 0.00197551 ms per] |
| RegexCompiled Insensitive | 7.33x | 212789 ticks elapsed (21.2789 ms) [in 10K reps, 0.00212789 ms per] |
| Regex Insentive | 7.52x |...
How do I find all files containing specific text on Linux?
...tension:
grep --exclude=\*.o -rnw '/path/to/somewhere/' -e "pattern"
For directories it's possible to exclude one or more directories using the --exclude-dir parameter. For example, this will exclude the dirs dir1/, dir2/ and all of them matching *.dst/:
grep --exclude-dir={dir1,dir2,*.dst} -rnw '...
Vim: Creating parent directories on save
...itions: expand("<afile>")!~#'^\w\+:/' will prevent vim from creating directories for files like ftp://* and !isdirectory will prevent expensive mkdir call.
Update: sligtly better solution that also checks for non-empty buftype and uses mkdir():
function s:MkNonExDir(file, buf)
if empty(g...
Git command to show which specific files are ignored by .gitignore
...every solution on this page. This is the best one. It shows both files and directories. This feature was probably not available back when this question was originally asked. (By the way, all of the solutions won't work properly with a brand new "git init" until you've at least staged changes.)
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