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1500 questions
45
votes
12 answers

How do I debug an out-of-control "kernel_task" process?

Just recently I noticed my battery life having a pretty significant drop and the "kernel_task" process using quite a bit of CPU (a constant 1-6% on my 2.8ghz dual-core i7, 2010 MBP). Obviously I think the kernel_task's CPU usage is contributing to…
Ricket
  • 3,036
45
votes
2 answers

Disable Services in OSX (services.msc)

Is there a Services.msc or ntsysv utility for OSX? I just want to harden my OSX by disabling any unwanted service and it's ports.
polyglot
  • 853
45
votes
4 answers

How to view all Software Update history, including ones when not signed in with Apple ID

In OS X 10.8, for system updates that were installed without being signed into an Apple ID, how can I view the update history? I looked in Library/Logs for an update log, and also in the Software Update for an Installed Software pane, but I don't…
Louis Waweru
  • 2,556
44
votes
5 answers

My SD card slot doesn't work

My SD card slot on the latest MacBook (Mid 2012) won't mount my SD card. The SD card doesn't appear in Finder, Disk Utility, Image Capture or anywhere. I know it's not a software problem, because nothing changed before and after. How do I fix it?
Scott
  • 924
44
votes
3 answers

What are the differences between journaling HFS+ and non-journaling HFS+?

I'm about to format an external hard disk drive (HDD). What are the key differences between journaling HFS+ and non-journaling HFS+? Apart from the fact that one has journaling and the other does not, how does it affect the drive's performance (with…
Jari Keinänen
  • 8,210
44
votes
2 answers

How to close all windows of Mac OS X Finder?

Having 30 or 40 windows of different folders open, is there any way to close all of them at once? I tried to relunch Finder, and I was happy for a second having no open window anymore, but it reopened all the folder windows again :-)
Ali
  • 1,354
44
votes
4 answers

Xcode doesn't show up in spotlight results, neither search results

I haven't noticed exactly when it happened but previously I was always using spotlight to run Xcode. Now if i'm typing "Xcode" in it, only folders containing this name show up, or some xcode projects, not all though. I've tried search in finder and…
peetonn
  • 655
  • 2
  • 8
  • 15
44
votes
10 answers

Can't get rid of incomplete download bar underneath dock icon

My Downloads folder in my dock has been showing a download/progress bar at 50% since yesterday. There aren't any half-complete files in my Download folder, Google Chrome isn't awaiting any action to accept or discard an upcoming download nor am I…
paddykontschak
  • 571
44
votes
7 answers

How to save and exit "nano .bash_profile" in Terminal?

I need to add some line to nano .bash_profile in Terminal. Then: 1) I enter with this command line: nano .bash_profile 2) Add the line I need 3) now I don't know how to Save and Exit I thought it is :w + enter. If this is correct I need some…
chefnelone
  • 753
44
votes
3 answers

Can I disable the lighted Apple logo on the back of my MacBook Pro?

I want to disable the light on the apple behind my screen. Besides covering it physically, is there a program or setting to disable it? Reason being - to make my MacBook Pro as uninteresting as possible to hyperactive two-year-olds.
Billy Moon
  • 1,084
44
votes
5 answers

Is there a command line mail program for Mac?

My C++ professor has had us use Terminal for editing code. Is there an app or program that will allow me to send and receive email via Terminal, so I can stay in one window?
Moshe
  • 8,761
44
votes
6 answers

Can I upgrade my MacBook mid 2010 to 16GB of RAM? (2x8G)

I bought a MacBook mid 2010 which I have upgraded to 8GB of RAM. But now, 8GB is not enough for me. I need more RAM for my work. Can I upgrade my MacBook's RAM to 16GB? I know the new Macbook Pros can do it, but I am not sure about mine.
Shisoft
  • 591
44
votes
1 answer

How to determine if a MacOS program on Apple Silicon is emulated x86 or native ARM from the command line?

I have an M1 MacBook Pro and have downloaded both some native (ARM) and x86_64(Rosetta 2 emulated) binaries. How do I determine from the command line which of these ISAs a particular binary file is? Is there any way to know if a currently running…
orange_juice
  • 543
44
votes
3 answers

macOS: Is there a way to maximize a window but does not go full-screen?

I want to expand window of an app in macOS, but I don't want to go into fullscreen mode. Is this possible somehow by clicking some button? Oh nvm, I can double click the application bar.. and it expands fully.
eugene
  • 605
44
votes
2 answers

Esc button from touchbar has disappeared

After a clean reinstall of OSX Catalina 10.15.2 on a MacBook Pro (15-inch, 2018), Esc button from the touchbar has disappeared. I don't have any 3rd party tool or app installed. Any idea on how to bring it back ?
tomsihap
  • 543
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