Questions tagged [file]

A resource for storing information which is available for a computer program. Computer files can be considered as the modern counterpart of paper documents.

151
votes
12answers
190k views

Why are dot underscore ._ files created, and how can I avoid them?

I am using different operating systems on different machines on different locations. I am using a USB flash disk to keep my files (source codes etc.). I am new to Mac OS X and now I realize there are ...
342
votes
5answers
482k views

How can I create a symbolic link in Terminal?

What command is used to create a symbolic link/soft link?
101
votes
6answers
339k views

Is it safe to delete ~/Library/Caches?

Is it safe to delete the file Caches, in the Library of the Mac OS X Hard Drive? It's a pretty big file, 3.56 GB, Caches reminds me of logs i don't need or browser cookies. Is it safe to delete the ...
117
votes
19answers
246k views

How to create a text file in a folder

In windows I right click and then there is an option to create a text file. How to do so in mac?
4
votes
1answer
205 views

How to decrease the height of chooser (file-picker dialog)

My chooser (file-picker dialog) goes under the dock so I can't see buttons. What can I do?
11
votes
4answers
9k views

File browser with treeview

I am looking for a file browser for Mac OS X 10.10 (Yosemite) with as many following features as possible (approximately ordered by descending importance): has a treeview along with the main pane ...
6
votes
2answers
2k views

Setting “open with” default app forever

There is a nice option in MacOS X that you can right-click on a particular file, select "open with", then select the app that you want to use to open the file type and check the mark "always open with"...
3
votes
1answer
129 views

Changing text applied when duplicating file in Finder

When duplicating files in the finder, OS X attaches a space followed by 'copy' to the file name. This can lead to some file alphabetizing problems and the copies may appear out of order (not directly ...
1
vote
1answer
2k views

Fine-tuning “Open safe files after downloading”

Is it possible to fine-tune the "Open safe files after downloading" setting in Safari? For example, to make Safari open files like ".ical" et. al., but not Zip-files. If macOS has no built-in support ...
20
votes
1answer
12k views

Adding tags to files in OS X: How to use, where are tags stored, and will they work on a network?

I've heard it is possible to add tags to a file's meta data in OS X, and have Spotlight search through such tags. In a nutshell, how would one access this feature in Finder – not Spotlight (...
21
votes
1answer
18k views

Is there a similar functionality of “Get Info” (Cmd+I) from the Mac OS X Terminal.app?

I would like to ask if in OS X there is a similar functionality of "Get Info" (Cmd+I) but from the Mac OS X Terminal.app? I mean something like finderGetInfo /path/to/a/file.ext which will output the ...
13
votes
5answers
5k views

Search file duplicates in OSX by hash

I am looking for a way to search for a determinate file in OSX (Maverick but more generally OSX). In particular I would like to do the following: given a File_001 I'd like to search if in the ...
5
votes
2answers
27k views

Does OS X enforce a maximum filename length or character restriction?

What is the maximum filename character length of files in OS X? Of secondary importance is whether some characters are allowed/disallowed in addition to any overall length restrictions.
11
votes
1answer
6k views

Processing videos through iMovie increases file size by 70x

This is just a curiosity of mine. I screen recorded ~5hrs of video using Quicktime, split up into roughly 10-20 minute segments. The folder which I saved them to is 4.73 GB big. However when I string ...
9
votes
1answer
7k views

What will occur if the .DocumentRevisions-V100 folder is deleted?

This post concerns the folder located at the following file path: /.DocumentRevisions-V100 I right-clicked this folder in Finder.app and selected Get Info. After several minutes of waiting, the "...
12
votes
4answers
10k views

Resume file move after Finder crash (unmoved items appear washed out)

I was moving a large amount of data to an external drive. The Finder crashed (or appeared to restart) in the middle of the operation. Now the files appear as "washed out" in the external drive (...
6
votes
1answer
932 views

How did the function “Save As…” change to “Duplicate”?

I recently noticed that within Pages ('09), Numbers ('09), Keynote ('09), the menu entry: File > Save As… had been replaced by a new one: File > Duplicate On the other hand I still use this ...
5
votes
2answers
5k views

how to do a batch change (shift) of file creation date

OS X Yosemite: I took thousands of pictures on a trip recently, some from my iPhone, and some from my DSLR camera. Now, the iPhone automatically gets its time and date from the local cell towers, ...
4
votes
3answers
660 views

Batch change creation dates based on file names

I have files that are named like "12. 2017-04-11 063118.jpg", and "123. 2016-09-05 115236.jpg". The number to the left of the "." counts up like an index from 1 to 1400. How can I set the creation ...
4
votes
4answers
25k views

Mass remove character from file names and folder names

We have created a lot folders and files that contains the "<" character. Is it possible to mass-remove these characters?
3
votes
1answer
349 views

Why are jpeg & pdf documents being covered with solid black rectangles?

There are specific pages of legal documents that I scanned myself as jpegs then combined in a pdf yesterday and they looked great. I downloaded it back from iCloud and they show up in the application ...
3
votes
1answer
4k views

Reduce image file size to certain size

I have some tiff files of (scanned docs) which are too large than required. I tried to export with Preview while applying filter "Reduce File Size". The new file came out to be quite small 36KB ...
2
votes
2answers
662 views

“New File” feature for OS X? [duplicate]

back in the day (2006-07), before the Intel Mac days, I used an application called NuFile which let me create a "new file" like Windows on the fly. Ever since i've been searching for alternative but ...
2
votes
2answers
130 views

Copy full path of an open file

I have a file open in Preview.app. I can easily view the full path for the same by ⌘ + clicking on the file proxy icon (the icon shown besides the filename in Preview's title bar). How do I copy ...
1
vote
2answers
541 views

Hiding emacs backup files in Finder

I would like to find a way to hide all the *~ files in Finder, which are used as backup files by Emacs. Is there a general approach to make Finder hide all the files with their names matching certain ...
1
vote
1answer
48 views

Glitch in 'Open with…'

I want to change all media apps to open with VLC. So I right click on one, get info, open with: But now this: And I only have one VLC on my system: ps-MacBook-Air:~ pi$ sudo find / -iname "VLC.app"...
7
votes
1answer
689 views

Why are Mac files able to have multiple owners?

Regarding Unix file permissions, which Macs use, why are Mac files in particular able to have multiple owners? For instance, you can view the "Get info" panel of a file, and under the Permissions ...
5
votes
4answers
2k views

How can I disassociate a single app (e.g., Xcode) from all file types it's mapped to?

Every time I get a machine that I install Xcode on, it associates itself with all kinds of filetypes. E.g., .xml, .rb, even .java! It's such a nuisance to have to re-associate those file extensions ...
4
votes
2answers
11k views

Deleting files doesn't free up space [duplicate]

I moved away (to an external drive) about 30 GB of files from a drive (startup disk) that had 60 GB of free space. After the move it still shows only 60 GB of free space, not 90, as I would expect. ...
3
votes
2answers
16k views

What is an alternative to a BAT file on Mac?

What is the alternate for BAT file (Windows) on Mac? Does different version of OS X have different format of BAT files? I am trying to create a BAT file on Mac which normally changes directory while ...
2
votes
3answers
8k views

How to restore default fonts on Mavericks?

I have deleted the Lucida Grande font from my system, and system bars and menus are full of weird characters. I cannot use my MBA properly. How can I restore system fonts without losing my data?
1
vote
2answers
2k views

El Capitan: every app crashes when browsing or saving file

Yesterday I updated my Mac to El Capitan. I have a serious issue, as every app is crashing, when I am trying to browse files. Examples: Photoshop crashed when I try to save a file, or place a file (...
1
vote
1answer
430 views

Difference between du and Finder file sizes

I was having a look at the size of libBLAS.dylib at some location in my Mac and du showed it's file size as 572K while the allocated file size (showed by Finder) was 1.4MB. I've read that the lack of ...
0
votes
1answer
84 views

Moving the treeview to the left side in QuollEyeTree

Is there any way to move the treeview to the left side in QuollEyeTree? By default the treeview is located at the top half: For example in Macintosh Explorer the treeview is on the left side by ...