Somewhere (ZhengZ) Mac OS
Somewhere (ZhengZ) Mac OS
Whether you want to add pictures to Photos app from a folder on your Mac, somewhere else in the file system, or an external drive, we’ve got you covered. This tutorial is primarily aimed at importing image files directly into Photos app in Mac OS X, but if you’d like to move an iPhoto library or Aperture library into Photos app, another. Somewhere: Sect of Relic will put players on edge like never before as they explore ominous and mysterious environments, the unknown awaiting them behind every corner. Somewhere: Sect of Relic is a horrific experience that will grip players from its opening thrills to its chilling denouement. A small provincial town. To see the size of a specific file or folder, click it once and then press Command-I. To see storage information about your Mac, click the Apple menu in the top-left of your screen. Choose About This Mac and click the Storage tab. For Time Machine backups, it's good to use a drive that has at least twice the storage capacity of your Mac. Mac OS will see your drive connected. Your Mac can read anything that’s on your external drive. But you’ll not be able copy any of your documents, videos or photos ONTO your Backup Plus drive. Or use your Backup Plus as a place for your Time Machine backups. You can: Use the Paragon driver from Seagate (supplied on your drive). MacOS Big Sur elevates the most advanced desktop operating system in the world to a new level of power and beauty. Experience Mac to the fullest with a refined new design. Enjoy the biggest Safari update ever. Discover new features for Maps and Messages.
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Classic Mac OS, as it's now known, had a decade-long honeymoon period. From its release in 1984 until 1994, it enjoyed a healthy development life that included several major revisions. But by 1994, the limitations of the OS were apparent to technophiles both inside and outside Apple. Sure, there was a lot of legacy cruft from the 80s in what was then known as System 7, but the real problems were more fundamental. These problems were so well-known that I'm sure anyone who was a 'PC enthusiast' back in those days can rattle them off. Classic Mac OS lacked two very important features. Say it with me, folks:
Memory protection and preemptive multitasking
In the early 1990s, Apple created the Copland project to add these two features to its operating system. Yes, a lot of new end-user features were going to be added as well, but memory protection and preemptive multitasking were Copland's raison d'être.
Funny story—as it turns out, it wasn't too easy to add these features to classic Mac OS while also maintaining backward compatibility with existing software. Oh, and did I mention that Apple switched processor architectures around this time as well? By 1996, the Copland project was dead, and classic Mac OS still lacked memory protection and preemptive multitasking.
Thus began a downward spiral that included several more frantic, abortive attempts to solve Apple's OS dilemma. We all know how it ended. A series of unlikely events led to the return of Steve Jobs and the refashioning of NeXTSTEP into Apple's new operating system—yes, an operating system with memory protection and preemptive multitasking. Phew.
So, here we are in 2005, with severalmajorrevisions of Mac OS X behind us. Maybe we Mac users are feeling a bit smug, knowing that we once again have The Best Operating System™. Of course, I felt that way in 1991 when System 7 was released, too. But a mere five years later, things were going downhill fast. Hm.
Will Mac OS X suffer the same fate? Surely not, you say. Mac OS X is The World's Most Advanced Operating System! But this is exactly the kind of thinking that lets an OS crisis sneak up on you. It's worthwhile to think about what Mac OS X will need in order to remain competitive two, five, even ten years in the future.
AdvertisementObviously Mac OS X will need (and will get) a ton of new features in the coming decade or so. The trick is to find the equivalent of 'memory protection and preemptive multitasking.' That is, the features that will be essential in the future, but that are very hard to add while still supporting existing software.
I'm tempted to make this a two-part post, asking the readers to write their opinions in the comments area first, and then revealing mine in a follow-up post. But that'd be cruel (or lame, take your pick), and I'm sure plenty of people would have the same ideas I do. Why let them steal my thunder?
So, here it is. Here's what I think will quickly become Mac OS X's most glaring technical limitation, and what could lead to another Copland-style disaster if Apple isn't careful. Here's what Mac OS X is missing today that will be very difficult to add later without causing big problems for existing software and developers:
Somewhere (zhengz) Mac Os 11
A memory-managed language and API
<cue dramatic music>
Both of Mac OS X's primary application development APIs require the programmer to manually manage memory. Carbon is a C-based API, and memory management doesn't get much more manual than plain-old C these days. Cocoa uses Objective-C, which abstracts memory management with a retain/release system, but the programmer must still explicitly trigger or schedule these actions. Under the covers, Objective-C is just a runtime engine on top of C anyway, so it's no surprise that manual memory management is still part of the development experience.
But why is this a bad thing? Doesn't manual memory management offer more opportunities for optimization? Aren't languages with totally automatic memory management 'slower' than their lower-level brethren? Yes and yes. But 'more abstracted' is a better way to think of those 'slower' languages, and 'more abstracted' always wins in the end, especially when it comes to operating systems and application development.
I don't want to go down the rat-hole of programming language religion, but suffice it to say that languages (and their associated APIs) that support automatic memory management are the future of software development. In fact, in many cases, they're the present. Java has made great strides in the server arena, and languages like Perl, Python, and Ruby are coming from the other direction. C, C++, and yes, even Objective-C, are being squeezed in the middle.
AdvertisementAs was the case with the memory protection and preemptive multitasking crisis, Microsoft is way out ahead on the memory-managed language/API front. MS has its own new programming language, C#, and is working on an all-new memory-managed API to supplant the venerable C-based Win32 API. These are both projects that were started years ago, and that are finally coming to fruition today.
Whither Apple? Back when C# and the API that would come to be known as WinFX were on the drawing board at Microsoft, Apple was kind of busy trying to finally get over that pesky 'memory protection and preemptive multitasking' thing. Today, Carbon and Cocoa are just settling down; Tiger is the first Mac OS X release to be accompanied by a promise from Apple that APIs won't be intentionally broken in future releases.
Put bluntly, Apple is way behind here. Yes, 'Copland' behind.
Even if Apple is smart and 'borrows' an existing memory-managed programming language (hello, C#), there's still that pesky API issue. Apple recently killed their Objective-C/Java bridge, and with good reason. Bridges stink. So forget about an Objective-C/C# bridge. And no, don't talk to me about adding garbage collection to Objective-C. That is exactly the sort of 'half-way' mindset that led to Copland. No, Apple needs to pull a WinFX and rethink the whole widget, so to speak, from top to bottom.
New APIs are extremely risky and hard to pull off, of course. Plus, Apple's just coming off a big transition, moving from the Mac Toolbox to Carbon and, for new development, to Cocoa. It's way too soon to even think about another move, right? Sure, if you're a developer. But if you're Apple, you'd damn-well better be thinking about it—not only thinking about it, but beginning work.
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Oh yeah, that's right, there's some other transition going on right now, isn't there? Well, fine, delay the whole memory-managed language/API thing a year or two if necessary. But someone, somewhere at Apple had better be thinking long and hard about this issue. If Apple does get itself into another Copland-style jam around 2010, I'm not sure there'll be any pre-fab 'modern operating systems' hanging around for them to purchase and refurbish this time.
The rainbow-colored circle is a painful sight to see for Mac users. If you’re lucky it disappears in a few seconds, but more often it remains for minutes, leaving you helplessly locked out of the app or your whole Mac. Since it’s not always clear how to deal with with the wheeling cursor or what caused it in the first place, let’s break it all down. In this article we’ll take a look at what is the spinning beach ball, why and when it shows up, and what you can do about it.
What is a spinning color wheel?
Initially, it’s a system indicator. It’s official name is the Spinning Wait Cursor, not so official — the Spinning Beach Ball of Death or SBBOD. The ball signifies that your Mac cannot handle all the tasks given to it at this moment.
Every app on your Mac has a so-called window server. When an app receives more events than it can process, the window server automatically shows you the spinning ball. It usually takes about 4 seconds for the app to decide that it’s non-responsive.
Why does the Mac spinning wheel of death appear?
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Well, the reasons are countless. First, it can be a stand-alone issue with a certain app. Second, it could be faulty hardware or insufficient RAM. We’ll go over each possible issue and see how it can be fixed, depending on the cause. Sometimes, the only way out it getting a new Mac, but most of the cases can be fixed with the right software or system commands.
How to stop the spinning ball on Mac?
In case you just need unlock one frozen application, that’s a job for Force Quit.
To fix an application stuck with a spinning cursor right now:
- Click the Apple icon in the top left corner.
- Choose Force Quit (or press cmd+alt+esc).
- Select the app that won’t respond.
- Click Force Quit.
Simply shutting down the process is a brutal way of problem solving and it doesn’t address the issue that caused the freezing. It could have been an accidental glitch in the program, but if it keeps freezing or spreads further to other software and services, you need to look deeper.
What if the application keeps freezing when you open it again?
Reset or reinstall the freezing application. Macs don’t have a proper uninstaller and moving applications to the Trash bin leaves plenty of app leftovers. Some of them could be the reason why the spinning wheel showed up, so if you leave them the issue will stay.
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How to reset a Mac app to its default settings or uninstall it
There are two ways to reset apps: one would be to use application’s own preferences or settings and look for reset options there. But in case the app won’t let you do that (because it keeps freezing), you can turn to third-party solutions, like CleanMyMac X for instance. It’s a handy app for Mac maintenance and cleaning with plenty of useful tools, including reset and uninstallation.
- Download CleanMyMac X, an app for Mac maintenance.
- Open it and click on the Uninstaller.
- Select the app you need to reset from the list.
- Click on the small arrow next to the application icon
- Click Applications Reset.
If the beach ball keeps rolling when you use the app again, reinstall it completely by pressing Uninstall instead or Reset. Remember, simply moving the app to the Trash doesn’t do the trick, since its leftover files remain on your hard drive.
Important: if you have a licence for the paid app, makes sure to save the number somewhere.
What if your whole Mac becomes unresponsive?
Possible issue: Overworked processor
One of the reasons for the wheel to show up could be that your Mac is getting old. You can figure out if that’s the case by checking the CPU usage. To check the CPU usage, turn to Activity monitor. Find it in the Applications/Utilities folder or run a Spotlight search. Or, if you have CleanMyMac X, use it’s Menu in the top bar.
The bottom table shows System load in percentage. If it’s way above 50% and remains there for long, especially without any specific reason like games or heavy rendering programs, this might be the signal your processor is the bottleneck.
Fix: If your processor is overworking regularly, only buying a new Mac will fix the problem entirely. Sorry.
Possible issue: Low disk space
You don’t even need to have a full startup disk to see the nasty ball. Just a heavily loaded hard drive, with lots of large files can already cause troubles with loading.
Fix: Hard drive cleanup. Thankfully, that’s an easy task. You can get CleanMyMac X and in free up tons of space in a few minutes. With CleanMyMac you don’t need to dig into folders and look for files you don’t need, the app will find and sort them, plus all the system junk your Mac has been accumulating for months.
Possible issue: Insufficient RAM
Another possible hardware issue is insufficient Random Access Memory. To figure out if you need more RAM, open the Activity Monitor again. It’s in the Applications/Utilities folder. In the Memory tab, you can see Memory pressure table with a graph. If the graph is red and your memory is constantly strained under all the running apps, you’ve found the problem.
Fix: You can upgrade RAM by buying and installing more of it. It’s usually enough to have 8 GB for most tasks and applications, apart from heavy video rendering and the likes. Here’s a detailed guide on how to upgrade RAM on Mac.
That’s about it concerning the spinning beach ball and how to deal with it. We hope this guide has been of help and you’ll stop the spinning wheel of death on your Mac once and for all.
Somewhere (ZhengZ) Mac OS