success: openjdk version "1.7.0-internal"OpenJDK Runtime Environment (build 1.7.0-internal-westward_2017_03_19_14_20-b00)OpenJDK 64-Bit Server VM (build 24.0-b56, mixed mode)…

在这篇文章中.我们将介绍Ubuntu OS的Runtime Environment.在文章"App confinement: Security policy for click packages"中,我们看见它里面有介绍一个应用的runtime环境.这里,我们通过一个样例来显示一个应用的runtime环境究竟是如何的. 在这里我们能够參阅我曾经的文章"在Ubuntu上的C++及QML混合编程",我们下载文章中的例程: bzr branch lp:~liu-xiao-…

本文首发于个人博客https://kezunlin.me/post/15f5c3e8/,欢迎阅读! compile opencv on ubuntu 16.04 Series Part 1: compile opencv on ubuntu 16.04 Part 2: compile opencv with CUDA support on windows 10 Part 3: opencv mat for loop Part 4: speed up opencv image processing…

本文首发于个人博客https://kezunlin.me/post/c6ead512/,欢迎阅读! compile dlib on ubuntu 16.04 Series Part 1: compile dlib on windows 10 Part 2: compile dlib on ubuntu 16.04 Guide compile git clone https://github.com/davisking/dlib.git cd dlib && mkdir build &…

本文首发于个人博客https://kezunlin.me/post/1e5d14ee/,欢迎阅读! compile opengv on ubuntu 16.04 Series compile opengv on windows 10 compile opengv on ubuntu 16.04 Guide install sudo apt-get install cmake libeigen3-dev git clone https://github.com/laurentkneip/openg…

how to compile and replace ubuntu kernel 0. environment -ubuntu 1804 64bit 1. prepare source code sudo apt-get install linux-source or wget https://git.kernel.org/torvalds/t/linux-4.17-rc2.tar.gz (replace to your version) 2. set up tools sudo apt-get…

openSSH https://help.ubuntu.com/lts/serverguide/openssh-server.html…

1.生成ssh key: ssh-keygen -t rsa -C “email@sss.com” 此时,在~/.ssh/文件夹下会有两个文件, id_rsa 和 id_rsa.pub.分别保存ssh 的密钥和公钥. 2.把id_rsa.pub里面的内容复制到gitlab服务器内个人账号下的ssh_key部分. 3.在本地添加密钥: ssh-add ~/.ssh/id_rsa 若执行ssh-add ....是出现这个错误:Could not open a connection to your a…

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extract a page from a multiple pages pdf 1 extract a page from a multiple pages pdf use pdftk package type the following commands     $ pdftk full-pages.pdf cat 1 output outfile_1.pdf in the above command, input file is full-pages.pdf, you extract pa…