linux broadcast message to all users

; db-> save ($ data, 0, T_NOTICE );If ($ notice_id = false ){Return RST (false, 1210004, 'sending failed, Please retry ');}Directly construct and use this actionPOST /? M = api/weibo/action. sendNotice _ = 1331620238391 HTTP/1.1....Uid = [change to 0 as Group Sending, other users send the uid separately] title = [title] content = [content] available_time = 123123123In addition, the display content has not been html formatted, so you can also give

understand the single-user multi-tasking and multi-user multi-tasking concept;1, Linux Single-user multi-tasking;Single user multitasking; For example, when we log into the system with Beinan, I want to open gedit to write the document, but in the process of writing the document, I feel less music, so open the Xmms to some music, of course, listen to some music, MSN still have to open, want to know what a few brothers are doing now, Like this, I am u

View all users and all user groups in linux [theoretical] 1. understand the concept of single-user multi-task and multi-user multi-task in Linux. Linux is a multi-user and multi-task operating system; we should understand the conc

View all users and all user groups in linux [theoretical] 1. Understand the concept of single-user multi-task and multi-user multi-task in Linux. Linux is a multi-user and multi-task operating system; we should understand the conc

understand the single-user multi-tasking and multi-user multi-tasking concept;1, Linux Single-user multi-tasking;Single user multitasking; For example, when we log into the system with Beinan, I want to open gedit to write the document, but in the process of writing the document, I feel less music, so open the Xmms to some music, of course, listen to some music, MSN still have to open, want to know what a few brothers are doing now, Like this, I am u

In linux, view all users and all user groups (including how to add) groups, view the group members of the currently logged-on users, groups gliethttp, and view the group of gliethttp users, view the current username/etc/group in t

Note: If you want to delete all the sessions on the server, restarting the PHP service will not solve the problem, the PHP session is persistent.Effective Solutions:Delete all files under/tmp (the default PHP session file is stored in/tmp, direct this directory, if you have changed the directory of the PHP session into the corresponding directory delete)After deleting the website will be an error! Visit the

The content of/etc/group includes the User Group, User group password, GID, and User included in the User Group. GroupsGroups gliethttp: view the group where the gliethttp user is located and the group membersWhoamiThe/etc/group file contains all groups.All usernames in the/etc/shadow and/etc/passwd systems 1. Explanation of/etc/group; The/etc/group file is the configuration file of the user group. it contains the user and user group, and shows w

Groups: view the group member groups gliethttp of the currently logged-on user to view the group of the gliethttp user, view the current username/etc/group in the whoami group. The file contains all usernames in the/etc/shadow and/etc/passwd systems. 1./etc/group explanation; the/etc/group file is the configuration file of the user group. It contains the user and user group, and shows which user group or user group the user belongs, because a user can

the system management has the most important content, it is best to let users have a separate user group, or the user under the permissions of the file is set to fully private In addition, the root user group is generally not easy to add ordinary users to enter,2,/etc/group content specific analysisThe content of/etc/group includes user group, user group password, GID, and user group, a record of each user

understand the single-user multi-tasking and multi-user multi-tasking concept;1, Linux Single-user multi-tasking;Single user multitasking; For example, when we log into the system with Beinan, I want to open gedit to write the document, but in the process of writing the document, I feel less music, so open the Xmms to some music, of course, listen to some music, MSN still have to open, want to know what a few brothers are doing now, Like this, I am u

command:write [email protected] Hello World//communication contentThen press Ctrl+d to send the information to the Wanglun user on the host 192.168.1.125.2. Use the wall command to send information to all users in the system:If you want to send a message to all users in the

People who have used the Linux system know that the Linux system view user is not the same as Windows, the right mouse button to see my Computer properties, and then look at the computer users and groups. So what do you do when looking at all the users in the

Article Title: Relax. recommended by netizens: Linux users are all big names. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source. Select the

Is there a command in linux to list all users?-General Linux technology-Linux technology and application information. The following is a detailed description. Today, I tried to list all users