ubuntu 12.04主题 ubuntu桌面环境哪个好
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ubuntu12.04 怎么设置打开远程桌面登录连接
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首先在Ubuntu系统中打开终端命令工具,然后输入并运行下面的命令,来安装xrdp工具,这个工具是Ubuntu设置远程登录必须安装的工具:
sudo apt-get install xrdp
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安装xrdp工具后,在系统才按中依次点击并打开“系统”-----“首选项”-----“远程桌面”
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在
打开的“远程桌面首选项”中,勾选共享下面的“允许他人查看您的桌面”和“允许其他用户控制您的桌面”,若是对安全方面要求高,可以好勾选安全下面的“您
必须为本机器确认每次访问”,这样别人每次远程登录你的系统,在你的桌面弹出是否允许别人登陆的提示,需要你允许,别人才能连接。
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下面我们来验证在Ubuntu系统打开远程桌面,在系统菜单中依次点击并打开“应用程序”-----“互联网”-------“终端服务客户端”
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在打开的终端服务客户端对话框的,计算器后面输入我们要远程登录的计算机的IP地址,协议保持默认,其它可以不用填写,然后点击右下方的“连接”按钮
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之后就打开远程登录界面,在这里的Module里面选择“sesman-Xvnc”,一般默认为这个,若不是这个那么请选择为这个协议,然后再下面输入远程的Ubuntu系统给登陆的用户名和密码,之后,点下面的OK按钮
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点OK按钮后,会检查登陆协议、用户名和密码,验证完成后,就开始设置一些登陆的桌面环境,如下图所示,不要点击右下方的OK按钮,桌面能正常连接会自动关闭这个对话框,若是验证出错,会有提示信息
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登录到远程桌面后,就和实际使用自己的电脑一样的,可以做任何操作,只要你有这些操作权限
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下
面再来演示在windows系统中打开远程桌面,windows
xp和win7系统基本类似,依次点击并打开“开始”-----“所有程序”-----“附件”------“通讯”------“远程桌面连接”,在打
开的远程桌面连接窗口的计算机后面输入要登陆的远程计算机的IP地址,然后点击右下方的“连接”按钮
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弹出的远程登录界面和我们上面在Ubuntu远程登录Ubuntu系统是一样的,选择登陆协议,然后输入用户名和对应的密码,点OK按钮登录
ubuntu12.04怎么改变更新源
1、首先备份 Ubuntu12.04源列表
sudo cp/etc/apt/sources.list/etc/apt/sources.list.backup(备份下当前的源列表)
2、修改更新源
sudo gedit/etc/apt/sources.list(打开 Ubuntu 12.04源列表文件)
3、把里面的列表替换成下面的列表
163源
deb precise main restricted
deb-src precise main restricted
deb precise-updates main restricted
deb-src precise-updates main restricted
deb precise universe
deb-src precise universe
deb precise-updates universe
deb-src precise-updates universe
deb precise multiverse
deb-src precise multiverse
deb precise-updates multiverse
deb-src precise-updates multiverse
deb precise-backports main restricted universe multiverse
deb-src precise-backports main restricted universe multiverse
deb precise-security main restricted
deb-src precise-security main restricted
deb precise-security universe
deb-src precise-security universe
deb precise-security multiverse
deb-src precise-security multiverse
deb precise main
deb-src precise main
sohu源
deb precise main restricted
deb-src precise main restricted
deb precise-updates main restricted
deb-src precise-updates main restricted
deb precise universe
deb-src precise universe
deb precise-updates universe
deb-src precise-updates universe
deb precise multiverse
deb-src precise multiverse
deb precise-updates multiverse
deb-src precise-updates multiverse
deb precise-backports main restricted universe multiverse
deb-src precise-backports main restricted universe multiverse
deb precise-security main restricted
deb-src precise-security main restricted
deb precise-security universe
deb-src precise-security universe
deb precise-security multiverse
deb-src precise-security multiverse
deb precise main
deb-src precise main
ubuntu.cn99.com源(推荐):
deb precise main restricted universe multiverse
deb precise-updates main restricted universe multiverse
deb precise-security main restricted universe multiverse
deb precise-backports main restricted universe multiverse
deb precise main restricted universe multiverse
教育网源
如果你是在校大学生,可以使用校园网/教育网,就是用教育网的资源吧,尤其是支持 ipv6的,那更新速度就按兆算了。
#电子科技大学
deb precise main restricted universe multiverse
deb precise-backports main restricted universe multiverse
deb precise-proposed main restricted universe multiverse
deb precise-security main restricted universe multiverse
deb precise-updates main restricted universe multiverse
deb-src precise main restricted universe multiverse
deb-src precise-backports main restricted universe multiverse
deb-src precise-proposed main restricted universe multiverse
deb-src precise-security main restricted universe multiverse
deb-src precise-updates main restricted universe multiverse
#中国科技大学
deb precise main restricted universe multiverse
deb precise-backports restricted universe multiverse
deb precise-proposed main restricted universe multiverse
deb precise-security main restricted universe multiverse
deb precise-updates main restricted universe multiverse
deb-src precise main restricted universe multiverse
deb-src precise-backports main restricted universe multiverse
deb-src precise-proposed main restricted universe multiverse
deb-src precise-security main restricted universe multiverse
deb-src precise-updates main restricted universe multiverse
#北京理工大学
deb precise main multiverse restricted universe
deb precise-backports main multiverse restricted universe
deb precise-proposed main multiverse restricted universe
deb precise-security main multiverse restricted universe
deb precise-updates main multiverse restricted universe
deb-src precise main multiverse restricted universe
deb-src precise-backports main multiverse restricted universe
deb-src precise-proposed main multiverse restricted universe
deb-src precise-security main multiverse restricted universe
deb-src precise-updates main multiverse restricted universe
Ubuntu 12.04背景色无法更改的解决方法
Ubuntu 12.04无法修改背景色的解决方法如下:
首先,需要安装dconf-editor:
sudo apt-get install dconf-tools
接着,打开dconf-editor,定位至:org– gnome-desktop– interface。
在gtk-color-scheme项目下,发现默认为空,需要自行添加颜色。
添加格式为:
项目名称:颜色名称;项目名称:颜色名称;
可参考此网址中有关Default colors in GNOME的描述,进行颜色设置。
设置示例:
base_color:#CCE8CF
bg_color:根据实际需要调整,一般用于文件浏览背景等非文本区域。
base_color:用于文本编辑区域背景。
注意:在设置时,请使用英文的""而不是"\n",描述信息应为“A‘\n’ separated list of“name:color” as defined by the‘gtk-color-scheme’ setting”。
通过上述方法,可将Ubuntu 12.04的背景色设置为自定义颜色。请确保区分设置base_color和bg_color的适用区域。