ubuntu-14.04

问题 I am new to Android Programming and I am still learning the basis. I have installed the Android Studio and Genymotion as mentioned in the tutorials provided. When I run my Android app using the bundled Emulator everything is working fine. But, with Genymotion, I encountered the following error : Installation failed with message null. It is possible that this issue is resolved by uninstalling an existing version of the apk if it is present, and then re-installing. Following are the versions of

问题 Currently I'm setting up a new system using the new Xubuntu trusty tahr. I'm not very familiar with shell scripting, but I have one which needs the OSTYPE environment variable to determine what to do. If I call echo $OSTYPE in the xfce-terminal I get succesfully linux-gnu . If I call following script I only get an empty line. #!/bin/sh echo $OSTYPE Am I missing something or is it maybe a problem of the new ubuntu? On another machine of mine it works with that script. But I don't know if

问题 When I try to start my Neo4j database on Ubuntu 14.04, I see a message: WARNING: not changing user . What does this mean, is it important and how do I overcome the warning? The warning doesn't stop the server from starting. Full output: adam@ubuntu:~$ sudo service neo4j-service start Using additional JVM arguments: -server -XX:+DisableExplicitGC - Dorg.neo4j.server.properties=conf/neo4j-server.properties -Djava.util.logging.config.file=conf/logging.properties -Dlog4j.configuration=file:conf

问题 When I try to start my Neo4j database on Ubuntu 14.04, I see a message: WARNING: not changing user . What does this mean, is it important and how do I overcome the warning? The warning doesn't stop the server from starting. Full output: adam@ubuntu:~$ sudo service neo4j-service start Using additional JVM arguments: -server -XX:+DisableExplicitGC - Dorg.neo4j.server.properties=conf/neo4j-server.properties -Djava.util.logging.config.file=conf/logging.properties -Dlog4j.configuration=file:conf

问题 When i try to go to my server i get the following error App 13379 stdout: App 13379 stdout: [ 2015-02-02 05:28:59.1782 13226/7fb5d9699700 Pool2/Implementation.cpp:287 ]: Could not spawn process for application /var/www/noise: An error occured while starting up the pr$ Error ID: b4c47933 Error details saved to: /tmp/passenger-error-U83DbV.html Message from application: cannot load such file -- bundler/setup (LoadError) /usr/lib/ruby/1.9.1/rubygems/custom_require.rb:36:in `require' /usr/lib

问题 When i try to go to my server i get the following error App 13379 stdout: App 13379 stdout: [ 2015-02-02 05:28:59.1782 13226/7fb5d9699700 Pool2/Implementation.cpp:287 ]: Could not spawn process for application /var/www/noise: An error occured while starting up the pr$ Error ID: b4c47933 Error details saved to: /tmp/passenger-error-U83DbV.html Message from application: cannot load such file -- bundler/setup (LoadError) /usr/lib/ruby/1.9.1/rubygems/custom_require.rb:36:in `require' /usr/lib

问题 I want to install mpeg4ip tool on ubuntu14.04TLS. I have searched and found below answer: sudo apt-get install mpeg4ip-server But it seems doesn't work. Then I found mpeg4ip 1:1.6dfsg-0.2ubuntu8 source package in Ubuntu but I don't know how to use it as upstream. I can see the tar package but I don't think I have to build it myself. I guess many dependency so it's better to install binary. 回答1: Just got below solution: First,Add source of lucid. sudo vim /etc/apt/sources.list add below lines

问题 I am following "A cluster on a single machine" explained in https://www.rabbitmq.com/clustering.html but it is not working as it is. I am using ubuntu 14.04 64 bit. root@sunny-workstation:~# RABBITMQ_NODE_PORT=5673 RABBITMQ_SERVER_START_ARGS="- rabbitmq_management listener [{port,15673}]" RABBITMQ_NODENAME=hare rabbitmq-server & [1] 17990 root@sunny-workstation:~# RabbitMQ 3.2.4. Copyright (C) 2007-2013 GoPivotal, Inc. ## ## Licensed under the MPL. See http://www.rabbitmq.com/ ## ## #########

问题 I am using ubuntu server running gitlab server. I need to perform daily backup/restore of my gitlab. Which method should I prefer: omnibus or from source? How can I check weather GitLab is installed via omnibus or from source? 回答1: Source or Omnibus, you will have access to the same backup procedure, which will create an archive file that contains the database, all repositories and all attachments. That means you are saving the data itself, not the all system. For the system, note the version

问题 My native machine is ubuntu based 14.04 LTS x86_64 system, I want to cross-compile applications and QT programs for Beaglebone black, which is an armv7 based system running on Debian 2015 distribution. Which toolchain I should install on my native system, to get this done? 回答1: Here is a very usefull link how to set up the crosscompiler, uboot, kernel and the filesystem for a beaglebone black. If you only want to crosscompiler, then just follow the few code lines in the Crosscompiler chapter