Questions tagged [resources]

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How to stop WiFi “Looking for Networks…”

There's been a recent question asking about disabling WiFi at boot time. This is not that same question, but is related. I don't want to disable WiFi, but I would like to stop it from "Looking for ...
2
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1answer
40 views

How do I lower OS /system resource usage /adjust for best performance?

Lets say I want to dedicate all resources in running some code so I would like to decrease operating system usage as much as possible i.e. the mac equivalent of adjusting for best performance (e.g. ...
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1answer
31 views

Is there such a thing as unsafe cpu levels on mac?

Background: The process com.docker.hyperkit has consistently been using between 100% and 200% cpu on my mac (which has 2 physical, and (in total) 4 virtual cores). Question: is there such a thing as ...
4
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1answer
660 views

ath leaves many open sockets

This seems somehow similar to this question. While diagnosing some weird application behaviour on my MacBook Pro and the dreaded "too many open files" errors appearing in the shell out of nowhere, I ...
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4answers
564 views

Determine which app is opening too many files

Sometimes my Mac starts behaving weirdly, a typical symptom being that I can't open certain apps that were working just fine recently. This just happened and I traced this issue to an excess of open ...
5
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1answer
3k views

How to increase / decrease a priority of a macOS process?

I'm looking for a way to throttle up a macOS application or a process, specifically photoanalysisd. Ideally a Terminal command that would enable it to use all resources to the point, where any other ...
1
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1answer
144 views

What is the Mac 256-color system palette?

I have some old Mac files, of which I want to extract and display their icons. To do this, I will decode their icl8 resources. According to Inside Macintosh, icl8 resources do not include a color ...
4
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2answers
1k views

`ulimit -n` for non-root

I'm running El Capitan / Mac OSX 10.11.6 (15G1108) and I want to increase the "Max Open files" for some of my terminals / bash sessions. I'm logged in with my normal users. I read through all the ...
3
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0answers
82 views

Can resource forks contain directories themselves?

I am trying to understand the semantics of resource forks and so far it seems that they largely overlap with NTFS alternate data streams, although differing it details. For example the resource ...
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4answers
316 views

Is there an Apple list of terminal based tweaks?

Googling for terminal tweaks shows sites this one which show how to tweak OS X via the Terminal. Are there any Apple or exhaustive lists of these settings anywhere on the net?
3
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1answer
2k views

How can I salvage macos resource forks when copying from a non hybrid ISO 9660 Rockridge CD

I have a set of ten years old archive CD-ROMs burnt on a OS9 Mac system by (potentially) choosing wrong options by a colleague. If mounted on the desktop of a recent MacOSX System (eg. 10.5.8 to 10.7) ...
13
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3answers
18k views

OS X. Should I quit apps or close windows (red cross button behavior)?

I've googled a lot about X button, that doesn't quit app, but simply close the window andnd haven't found a clear answer. I want to be able to know if open apps affect battery life or other ...
10
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2answers
2k views

Confusion on Metadata | Named Forks | Extended Attributes | Resource Fork — HFS+

I think there is some general confusion on the relation between all four of these items scattered throughout the web. I wanted to get this straightened out. Are named forks the same as extended ...
4
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1answer
2k views

How to extract keyboard layout icon

I need to get those flag icons: Question is How do I do it? As far I've tried : searching the web for them (duh..), extracting them from Ukelele package (only non-retina ones are there), (...
2
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1answer
386 views

Hard disk space usage goes from 96% to 100% one minute after restart

I have a mid 2014 MacBook Pro 13" (MacBookPro11,1) with 128 GB SSD. I have a lot of applications that I use that won't work on a external hard drive, so I always have issues with space. But going from ...
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0answers
24 views

Specifying which processes can be terminated if hardware resources become scarce

I typically tax the limits of my computer systems' system resources, and "obtain the appropriate hardware to perform the kind of computing you require" is not the solution I am interested in for the ...
0
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1answer
843 views

Open resource from inside the bundle using c++ / qt

I have a Qt app set as a bundle, and it requires a resources database. If I place it inside the bundle, how do I open it ? The app was created in Windows, and in Windows and Linux, I can use the path ...
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1answer
1k views

How to get the content of a Resource Fork?

I want to get the stored resource fork. In PHP, I'm trying to: system('DeRez' . $_icon . ' | perl -ne \'m|/\* (.*) \*/| && print $1; END {print "\n"}\', $content); which in Terminal really ...
2
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1answer
456 views

Which process is eating my connection?

I found something is eating 100KB of my rx Internet connection. Doing iftop I found that most data is coming from 69.31.72.192. Running this command line: lsof -P -i -n | cut -f 1 -d " " | uniq ...
3
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1answer
15k views

how do I create a resource (room) in Exchange so it can be viewed like a calendar using iCal/Calendar?

We use Exchange 2010 and a mix of Macs and Windows PCs. However we are 75% or more Mac users. Most using Macs use iCal/Calendar and not Outlook. We can create a resource/room that shows up in the ...
10
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4answers
640 views

Good resources for those transitioning to Mac OS X from Windows

I'm going to be getting a new MacBook laptop as part of the PhD programme I've just started, but have never used Macs before in my life. I'm quite an advanced computer user (running an informal ...
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1answer
684 views

gpg-agent + launchd maxing out cpu overnight.. plus other stability oddness lately.. any ideas why?

I woke up this morning to my MBP whizzing along (i.e. the fan that is). Looking at Activity Monitor, I saw gpg-agent taking up 97% of cpu, and launchd taking 60%, plus maybe one or two that were also ...
4
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2answers
5k views

How to extract/rip audio contents of an .exe?

I'm not sure if this is possible, but I've looked around for a solution, but never got any where by chance. Basically I need to rip or extract audio files from an PC executable file (.exe), there is ...
4
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1answer
327 views

limit resource use of java app

I'm using the 'Diablo' app to mine bitcoins on my work computer. But since I need to use that computer, I don't want it to consume all my resources as it is wont to do. Anyway to limit it to use ...
2
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1answer
892 views

What are some good resources for learning how to AppleScript with Xcode 4.3.2?

I AppleScript quite a bit and I'd like to start working with Xcode 4.3.2, so that I can expand the functionality of the things I'm writing. However, I have no idea how to use Xcode, nor how to ...
2
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1answer
1k views

Is there an online resource with lots of iOS system icons?

By this, I mean the dock, the "X" button for app icons, the lock screen slider, etc. Any file format is fine, but I'd like them to be at least the normal resolution.
6
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2answers
294 views

Books or Info about Mac OS X under the hood

Can somebody point me in the direction of books, sites, articles, ... to learn everything about Mac OS X "under the hood"? In other words to learn more about the kernel, the system. ps.: About Snow ...