Losing a Pages document that you’ve spent hours on can be a devastating feeling. Even if you have a strict backup system, it’s still possible that you may suffer from data loss due to bad luck. It’s important to understand what your options are in this situation, and know what you...
this error message occurs everywhere. You get it when you try to read a file that does not exist, when you try to change to a directory that isn’t there, when you try to write to a file in a directory
Become a member of iWork World and join other Mac users looking to get help with Apple's premier office suite. Learn (and help teach others) how to create word documents in Pages, spreadsheets in Numbers, and presentations in Keynote. Checklist for new
The Wayback Machine can also help if you've accidentally deleted content from your site. You can view a cached version of some pages and potentially restore items such as an image or article. To do this, navigate to each page, copy the text and paste it into a text editor such as Mic...
We’re going to be using a great little tool from Hartator, the aptly-named “Wayback Machine Downloader“. It’s simple and easy and it gets the job down. Really all of the instructions for its installation can be found at that link, so I don’t need to reproduce all of the setup...
In this chapter, we’ll discuss in detail how to work with disks on a Linux system. You’ll learn how to partition disks, create and maintain the filesystems that go inside disk partitions, and work with swap space. 在第三章中,我们讨论了内核提供的一些顶层磁盘设备。 在本章中,我们将...
They save us time and energy, and do a great job of keeping our floors clean. But sometimes, these smart devices can be a pain in the neck, especially when they suddenly come to a halt. You're left scratching your head, wondering what went wrong! The culprit behind robotic vacuum ...
HDDs store data at specific physical locations on the drive platter. In contrast, SSDs use electronic circuits and memory cells, which are organized into pages and blocks, to store data. Constant writing and rewriting to the same blocks can wear out an SSD over time. To mitigate this, SSD...
Background / Overview kexecis a fastboot mechanism that allows to boot a Linux kernel from the context of an already running kernel without going through the BIOS. Since BIOS checks at startup can be very time consuming (especially on big servers with numerous peripherals),kexeccan save a lot...
The hard drive is known as a hard disk drive (HDD), hard disk, or fixed disk. HDD has dominated the secondary storage device for general-purpose computers since the 1960s. Therefore, many users are customized to save their documents, photos, videos, and other essential data on hard drives...