, follow the steps below. Note that you cannot upgrade from 13.10 to 14.10. You should first upgrade 13.10 to 14.04 from 14.04 to 14.10. The following are detailed steps.
The following steps are not only applicable to 14.10, but also compatible with some Ubuntu derivative versions such as Lubuntu14.10, Kubuntu14.10, and Xubuntu14.10.
Important: Before the upgrade, do not forget to save your data on a USB flash drive or an external hard disk.Server upgrade
To upgrade Ubuntu 14.10 to Ubuntu, follo
steps.Install the update-manager-core package. If the package is not ready for installation before:Sudo apt-get install update-manager-coreEdit the file/etc/update-manager/release-upgrades.Sudo nano/etc/update-manager/release-upgradesSet Prompt = normal or Prompt = lts as follows# Default behavior for the release upgrader.[DEFAULT]# Default prompting behavior, valid options:## Never-Never check for a new release.# Normal-Check to see if a new release
upgrade
To upgrade Ubuntu 14.10 to Ubuntu, follow these steps.
Install the update-manager-core package. If the package is not ready for installation before:
Sudo apt-get install update-manager-core
Edit the file/etc/update-manager/release-upgrades.
Sudo nano/etc/update-manager/release-upgrades
Set Prompt = normal or Prompt = lts as follows
# Default behavior for the release upgrader.
[DEFAULT]
# Default prompting behavior, valid options:
-upgrades file, set Prompt=normal or Prompt=lts value.
# Default behavior for the release upgrader.
[DEFAULT]
# Default prompting behavior, valid options:
#
# Never-never Check for a new release.
# Normal-check to the If a new is available. If more than one new
# release are found, the release upgrader'll attempt to upgrade to
# The release of that immediately succeeds the currently-running
# release.
# Lts-check to the If a new
library.To use Golang to develop WebSocket, select Basic between X/net/websocket and Gorilla/websocket. The example in Go Web programming is used x/net/websocket as a development package, and it seems to be more official and formal. In fact, according to the feedback I received on the Internet, it is not so. x/net/websocketseemingly Bug more, and more unstable, problem solving is not timely. By contrast, gorilla/websocket it is better.Download links and Manuals
3. Push Service Implementatio
This is a creation in
Article, where the information may have evolved or changed.
It has been the development of restful APIs throughout the community using the Beego framework, and the use of Github.com/gorilla/websocket as a websocket package after finding information
Defining the properties of a WebSocket
var upgrader = WebSocket. Upgrader{readbuffersize: 1024,writebuffersize:1024,}
are based on offici
The problem happened just last week.The weekend at home according to the online program test.Hope to go well next week ~ ~Url:http://blog.csdn.net/u012210379/article/details/72912056Package Controllersimport ("Beegows/models" "FMT" "Log" "Time" "Github.com/astaxie/beego"//"Github.com/astaxie/beego /toolbox "" Github.com/gorilla/websocket ") type Mywebsocketcontroller struct {beego. Controller}var upgrader = WebSocket.
principle can be known, HTTP to WebSocket has a protocol conversion process, focusing on Upgrade server protocol conversion function.
Upgrade upgrades the HTTP server connection to the WebSocket protocol.////the Responseheader are included in the Respon SE to the client ' s upgrade//request. Use the Responseheader to specify Cookies (Set-cookie) and the//application negotiated Subprotocol (Sec-websocket-protoco L).////If The upgrade fails, then upgrade replies to the client with an HTTP error//
Click Install VMware Tools in the virtual machine
650) this.width=650; "src=" Http://s3.51cto.com/wyfs02/M01/72/D2/wKioL1XuTZHy5EnYAAHmGPSc-8M638.jpg "title=" 2015-09-08_104307.jpg "alt=" Wkiol1xutzhy5enyaahmgpsc-8m638.jpg "/>2. Enter the Linux CD drive[[emailprotected]~]#mkdir/mnt/cdrom[[emailprotected]~]#mount/ dev/cdrom/mnt/cdrom# Mount Optical Drive [[emailprotected]cdrom]#lltotal67809-r-xr-xr-x1 rootroot1958Nov202014 manifest.txt-r--r--r--1rootroot1850nov20 2014run_upgrader.sh-r--r--r-
by the full version. it is set because it is not installed with minimal.
NM_CONTROLLED = "no"
3. the installation script of vmware-tools must use perl, but CentOS6 does not contain perl. therefore, to install perl on your own, you can download the source code or yum. The simplest method is to use yum.
[Root @ lele ~] # Yum install perl
4. obtain the vmware-tools package
Click the vmware interface to load the vmware-tools image.
[Root @ lele/] # cd/
[Root @ lele/] # mkdir/media/mnt // create a
Install VMware Tools in Ubuntu to copy and paste data between Linux and Windows.
System Environment: Linux: Ubuntu 12.04, Windows: Windows 7
Recommended:
Installing VMware Tools times that the client operating system has locked the CD-ROM door and may be using a CD-ROM
Install VMware Tools on vmwarevm Ubuntu 16.04
1. Install VMware Tools:
Bkjia@bkjia.com :~ $ Sudo mount/dev/cdrom/media
Mount: block device/dev/sr0 write protection, which will be mounted in read-only mode
Mount:/dev/sr0 mounted o
write-protected, mounting read-onlySeeing the above output information indicates that the VMware Tools installer was mounted successfully.(3) switch to mount location, unzip the installer vmwaretools. The execution commands are as follows:[emailprotected]:~# cd /mnt/cdrom/ #切换目录[emailprotected]:/mnt/cdrom# ls 查看当前目录下的文件manifest.txt VMwareTools-9.6.1-1378637.tar.gz vmware-tools-upgrader-64run_upgrader.
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