how to unzip folder on mac

Nsopenpanel use (Use of MAC Open Folder dialog box)1. Get multiple selections of files2. Specify the file type-(nsstring *) Get_fullpath{ nsopenpanel *panel = [ nsopenpanelopenpanel ]; nsarray * filetypes = [[ nsarray alloc ] initwithobjects @ "txt" , @ "Doc" NBSP; nil ]; [panel setmessage:@ "Select a file"];[Panel setprompt:@ "OK"];[panel setcanchoosedirectories:NO];[panel setcancreate

See how many files and folders are in the directory, in the terminal input ls|wc-w See how many files are in the directory, enter in the terminal ls|wc-c Look at the number of files under the folder, how many subdirectories, in the terminal input ls-l|wc-l If you only want to know the number of files, in the terminal input/bin/ls-l|grep^-|wc-l查看每个磁盘的大小，每个目录的所占大小。df -hl 比如

The library directory in Mac is hidden by default after 10.6.7 system, there are several ways to find this folder: 1. Use the command to make it appear:To execute a command in the terminal:Chflags Nohidden ~/libraryTo display the Repository folderIf you want to hide, you can execute commands in the terminal:Chflags hidden ~/library hidden 2. In preferences in the Finder menu, select the sidebar in Preferenc

for many Mac users, the Finder's list view is a good way to view folders and files, because this view provides a lot of information about folders and files, such as the date of creation and the type of file, and so on. In fact, the Finder's default list view does not look at the size of the folder, it can only display the size of a single file. Today, let's talk about how to view the size of a