Edit Sudo

If a computer needs to be managed by several people at the same time, it's best not to use the root account. Because if everyone uses the same permissions, it's hard to determine who is and where and what. sudo commands are used to solve this problem. The sudo command allows users defined in the/etc/sudoers configuration file to have temporary permissions to run commands that they cannot run under normal file access permissions. These commands can be either root or other users defined in the/etc/sudoers configuration file ...

Free Universal PDF Editor PDF Edit is a Linux under the PDF editing software, you can select the local, for editing, this feature is quite good. Scripting extends editor applications, or you can develop plug-ins for this editor note: you need to qt3.x. This software cannot be compiled under qt4.x, but most distributions have QT3 and QT4. This editor is published under the GNU GPL to install sudo apt install pdfedit Note: Sometimes when the installation is complete, it may be ...

First, the hardware environment Hadoop build system environment: A Linux ubuntu-13.04-desktop-i386 system, both do namenode, and do datanode. (Ubuntu system built on the hardware virtual machine) Hadoop installation target version: Hadoop1.2.1 JDK installation version: jdk-7u40-linux-i586 Pig installation version: pig-0.11.1 Hardware virtual machine Erection Environment: IBM Tower ...

&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Together with the partners to build Hadoop cluster encountered various problems, sorted as follows: Preface in the winter vacation a period of time, began to investigate Hadoop2.2.0 build process, at that time suffer from no machine, just in 3 notebooks, Jane ...

How to use Net silver is the real problem of the vast number of Linux users, this article takes ABC net silver as an example, explains the operation process of using net silver under Ubuntu system, other bank net Silver uses identical. My system settings: Ubuntu10.04+virtualbox (1.3.6) One, operating system install please use the form of burning CD-ROM installation ubuntu10.04, 1, Upgrade installation ubuntu10.04 will appear a variety of minor problems (with the personal machine and the original system) 2, Wubi installation also ...

1. Install CVS and select CVS (System-System Management-new package manager) in the new Package Manager Select a random one in the list of packages on the right, and then press the CVS three letters on the keyboard to locate packages that start with these three letters, and then click the right mouse button, Select the tag in the menu to install. Then click on the application in the top toolbar, the system will automatically download the package, and then install. 2. Install CVSD, ditto, select Cvsd, install. After installing CVSD, you will be prompted to set the location of the repository ...

General into the system after the black screen, press ctrl+alt+f1 into the console (do not restart into XP, so that others teach you how to operate, you do not have the means of immediate response) can enter the recover mode can also log into the network (for ADSL, the implementation of Sudo pppoeconf) about other internet problems self-resolved settings source can be like me (see Attachment) with other systems to advance the sources file, this is the source of 704 feisty I default is CN99 source, others in front with "#" Note ...

For personal use ThinkPad X61 (7673IFC), http://www.aliyun.com/zixun/aggregation/12560.html ">1024x768 screen, so can not add too much display content, only configured- > Date/Time-weather (day)-system (version number/online time/battery charge/temperature/cpu&ram information ...) -file System (screen small, left a root disk space information ...)

Automatically mount Windows partitions automatically mount Windows partitions execute the following commands, edit the Mount script autowinfs.sudo gedit/usr/sbin/autowinfs copy and paste the following referenced content, save the file, and exit. Mkdir-p/windows/rmdir/windows/* 1>/dev/http://www.aliyun.com/zixun/aggregation/195 ...

Some people report problems connecting a Bluetooth mouse and maintaining a Bluetooth connection. It is very easy to solve the problem. You only need to do the work described below. The mouse can automatically connect when you open it and return from power saving mode. Install Required Software (package required for installation) sudo apt Install bluez-utils ...