unerase files mac

Mac OS X is based on FreeBSD (UNIX. However, we found that many UNIX files and directories, such as/etc,/var, And/bin, were not found. In fact, these files and directories are all hidden by the system. If you need to access or modify these files, you can only use the "terminal" and access the

I have been studying GWT these two days, using a Mac notebook. As a result, JDK source files are required for GWT compilation, but SRC is not found after half a day. Jar After searching online for a long time, I finally found a solution. 1. Download the Java developer package from connect.apple.com. Then install. 2. Run the find command to find SRC. jar. Find/library/Java/javavirtualmachines/-name SR

"./scripts/lib/*"-newer $tmpfile-execTarrvf $bak _file {} \; * RM$tmpfile $ Panax Notoginseng if[-F $bak _file]; Then - Echo "backup file: $bak _file" the fi +#ls-L $bak _folderCall the Shel script:1#!/bin/SH 2Src_folder="/code/git/worksystem/src/main/webapp"3Bak_folder="/users/cnblogs/documents/b2bweb"4Last_modify_date="20151028"5Bak_filename="Root.tar"6 7 SHBackup_f.SH$SRC _folder $bak _folder $last _modify_date $bak _filenameThe original also used find command, have been used, but suddenly i

a 、、、、、 Mac about error---> You cannot copy the item "" because its name is too long or the character is invalid on the volume of the destination----> specific actions-- Open the Terminal (terminal) application. Type: sudo rm-rfNote: Type a space after "-RF". The command will not execute without a space. Do not press the Return key before step 6. Open your trash. From the Edit menu, choose Select All. Drag all of the contents of the T

If the file or directory has an extended attribute, the LS command, when executed with the-l option, is appended with a character @ after the permission field.If the file or directory has extended security information, when the LS command is executed with the-l option, a character + is appended to the Permissions permission field. If the file or directory has extendedAttributes, the Permissions field printed by The-l option was followed byA ' @ ' character. Otherwise, if the file or direct

Turn on the Mac terminalAssume that the remote VPS command is connected via SSH.SSH [email protected]194.10. 10.23(Description: 92322 means port number, the general VPS port number is 22 by default)Then the command to copy the local file to the terminal is as followsScp-p92322/home/admin/a.log [email protected]194.10. 10.23:/opt/wwwSpecial Note: This place-p92322 letter must be capitalized yo(Note: Copy the A.log file to the server/opt/www directory)

You have node installed on your Mac. JS, through the terminal command which node to view the file path to the /usr/local/bin/node directory, but in the Finder can not find this directory.The reason is that the Unix system folder is hidden by default under Mac, so you need to show hidden folders by command as follows:Enter the command in terminal:Show Files:Defaults write Com.apple.finder Appleshowallfiles-b

Mac disk (removable hard disk) repairMac on the exFAT format of the mobile hard disk, do not know what the reason, unable to load the windows can be used normally.There are two sets of disk repair methods on your Mac,-Disk Utility-fsck (command line)See http://support.apple.com/zh-cn/HT203176 for details.However, the use of 磁盘工具 repair failedSo try the fsck fix, terminal\> diskutil list #显示磁盘信息\> /dev/di

Use VI in Mac to modify binary files1. First edit this file in binary modeVi-b datafile2. Use XXD to convert to 16 binary:%!xxdThe text looks like this:0000000:1f8b 0808 39d7 173b 0203 7474 002b 4e49 .... 9..;.. Tt.+ni0000010:4B2C 8660 eb9c ECAC c462 eb94 345e 2e30 K,.. 4^.00000020:373b 2731 0b22 0ca6 c1a2 d669 1035 39d9 7; ' 1. "..... i.59.Now you can read and edit the text as you wish. Vim treats this information as plain text.3. Convert 16 binary b

Apple Mac computer Access Windows shared Files method 1, first confirm that the Windows system is open to share. And the LAN between the two computers has been through. 2, Apple Mac System, click on the desktop. Open the top menu "go". 3. In the menu, select the "Connect Server" below. 4, enter the address to share, the for

1. After upgrading Mac OS X 11, you want to copy files to the system directory. sudo cp-f test.txt/usr/bin/ 2、I found that even with permission sudo, there are also permission problems. CP:/usr/bin/test:operation not permitted 3. The reason is that after upgrading Mac OS X 11, El Capitan has added the Rootless mechanism. It is no longer poss

In Mac systems, the simplest and most convenient way to hide files/folders is a terminal command: chflags hidden (relative or absolute path of files/folders), for example: chflags hidden/Users/Jay/Dropbox re-display the hidden Folder command: chflags nohidden (relative or absolute path of the file/folder) for example: chflags nohidden/Users/Jay/Dropbox hide the f

Command-line Operation SVN does not use the interface form of the tortoisesvn intuitive, but anyway, the command line Operation SVN still has it a bit, if you encounter a need SVN add many files what to do? The following commands can help you solve this problemAdd all new files to the SVN repository at once:awk ' {if (= = = "?") {print $}} ' xargs svn addDelete all file