What does unpack the zip file downloaded mean

Once you double-click on that file or folder, it should open just as if it were a regular file or folder on your computer. Well you need to download and install a special piece of software that will zip and unzip files. In fact, call someone you know who is a computer guru, someone whose advice you trust implicitly, and ask her if she could live without her zip program. She'll laugh. Zip programs are THAT important. Where can you get a zip program? It has been a while since I have unzipped a file on a Mac, but I seem to remember that Aladdin's free StuffIt Expander worked pretty well.

Download either program and then install it. After that, whenever you encounter a zipped file a file that ends in ". This tutorial assumes you can see file extensions, which unfortunately is not the default for Windows installations.

To show these file extensions, see Microsoft's documentation for Vista or XP. If you don't or can't show file extensions, you can still use the file icon to determine file type. Find the zipped file that you want to unzip in Windows Explorer.

In this example, I'm showing cvs-eep-entrytool-v2. Next, double-click the zipped file. This opens up the zipped file so that you can see the files that are inside it. With the above analogy of a set of books on a bookshelf, you are now seeing the book spines on the shelf: Notice the address bar now says that you are in a folder with a. The file inside this zipped file is shown as a normal unzipped file.

In this case, it's an. Do not double-click this file to open it when inside a zipped folder. That's like trying to read a book before taking it off the shelf. This step is the step that confuses a lot of people. This appears to be a normal folder on your computer, but in fact, you are within a single zipped file.

If you want to select all files and folders even if there is only one in the. In the above screenshot, a blue background shows that a file is selected. Other than that little caveat, self-extracting archives are great. Say you have a 1GB file, and want to put it on two CDs.

A CD can hold MB of data, so you would need two discs. But, how do you split up your file so it can fit on to those two discs? Note that you cannot create a self-extracting archive if you choose to split your archive like this. Encryption, however, is still possible. To open a split archive, all of the pieces must be in the same location. Another reason you may choose to use 7-Zip instead of the built-in utility is for the better compression rate.

However, sometimes those few extra megabytes are a big deal, so keep this option in mind for times like those. Browse All iPhone Articles Browse All Mac Articles Do I need one?

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