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read related data for ASP.net MVC application This is the Microsoft Official tutorial Getting started with Entity Framework 6 Code The 5 Series translation, this is eighth: Update related data for ASP.net MVC application Original: Updating Related Data with the Entity Framework in a asp.net MVC application You have successfully displayed the relevant data in the previous tutorial. In this tutorial you will learn how to update related data. For most relationships, you can update from a primary k

If there is more than one Java version installed (sometimes some software installed itself), how to easily switch it. In addition to the common settings environment variables, today learned a new way to switch:Update-alternatives--config JavaUpdate-alternatives--config JavacAlso, how to install your own Java version:sudo update-alternatives--install/usr/bin/java

kinds of links: Hard link (hard link) and soft link (also known as symbolic link, that is, soft link or symbolic link). Links for Linux systems to solve the shared use of files, but also brings the hidden file path, increase the security of permissions and save storage, and other benefits. If an inode number corresponds to multiple file names, these files are referred to as hard links. In other words, a hard link is one file that uses multiple aliases (the following figure hard link is an alias

You can use the LS command to see that Python binaries are available in your system as follows. $ ls/usr/bin/python* /usr/bin/python/usr/bin/python2/usr/bin/python2.7/usr/bin/python3/usr/bin/python3.4/ usr/bin/python3.4m/usr/bin/python3m Perform the following command to view the default Python version information: $ python--version python 2.7.8 1. Modify Python version based on User: To modify the Python version for a particular user, simply create an alias (alias) und

This article brings the content is about the small program canvas how to achieve the function of the pattern on-line customization, there is a certain reference value, there is a need for friends to refer to, I hope you have some help. Objective Recently received a requirement to make a common background framework page based on Vue and Element-ui, with the following specific requirements: Versatility is required and needs to be used in more than 40 sub-projects at a later stage, so most pl

In Ubuntu, if you have more than one Java version installed (sometimes some software installs itself), how can you easily switch? In addition to the common settings environment variables, today learned a new way to switch:Update-alternatives--config JavaUpdate-alternatives--config JavacAlso, how to install your own Java version:sudo update-alternatives--install/u

When you install Debian Linux, the installation process may also provide you with multiple Python versions available, so there will be multiple Python executable binaries in the system. You can use the LS command to see that Python binaries are available in your system as follows. $ ls/usr/bin/python* /usr/bin/python /usr/bin/python2 /usr/bin/python2.7 /usr/bin/python3 / usr/bin/python3.4 /usr/bin/python3.4m /usr/bin/python3m Perform the following command to view the default Python vers

Tags: des style http color java using OS StrongRecently need to do JSP project, deployed in Ubuntu, the weekend time to configure the Nginx + PHP + mysql + phpmyadmin + tomcat environment, from the Windows C # turn around, how much some do not adapt, estimated to go the whole stack direction. By the way, the introduction of the configuration method, complete under the console. 1.1 Common Start Terminal Ctrl+alt+t Using the root user Sudo–sh View process

Create a Python development environment in Ubuntu13.10: Step 1 install JDK (to install ECLIPSEIDE) decompress the installation package and set JDK. The update-alternatives -- install option feature adds a new set of system command links. Tar-zxvfjdk-7u45-linux-x64.tar.gzsudomkdir-p/usr/lib/jvmsudomv./j Build a Python development environment in Ubuntu 13.10: Step 1 install JDK (to install eclipse ide) Decompress the installation package and set JDK. Th

/controlpanelIcon =/usr/lib/Java/JRE/plugin/desktop/sun_java.pngTerminal = 0Type = ApplicationCategories = application; settings; X-sun-supported; X-red-hat-base; In this way, you can start the Java console through the menu... 3. Use alternatives to run all Java commands, man, and plugin.Finally, create a link for the command under JDK bin, install the plug-in for Mozilla, and create a shell file with the following content: #! /Bin/bash

thirdpartylicensereadme.txt include lib release [[email protected] ~] $ Sudo Rm-RF/usr/lib/JDK/jdk1.8.0 _ 11/# Delete [email protected] ~] $ Ls/usr/lib/jdkbin javafx-src.zip man THIRDPARTYLICENSEREADME-JAVAFX.txtCOPYRIGHT JRE readme.html thirdpartylicensereadme.txt dB lib releaseinclude license src.zip [[email protected] ~] $ 2. Configure Environment Variables [[Email protected] ~] $ Sudo Vim/etc/profile is inserted in the last line: # Java environmentexport java_home =/usr/lib/jdkexport jre_

-- include = \ *. conf bash/etc /*/Etc/adduser. conf Similarly, using the -- exclude option, we can exclude any specific file name: Bkjia @ bkjia :~ $ Sudo grep-Ril -- exclude = \ *. conf bash/etc /*/Etc/alternatives/lzcmp/Etc/alternatives/vivaldi/Etc/alternatives/vi/Etc/alternatives/view/Etc/

+ F7 to return to the desktop.Another point is that when you configure the environment, do not leave spaces between the Environment name and the corresponding environment path, such as JAVA_HOME =/opt/jdk1.7.0 _ 45 "=" on both sides, which should be unrecognized by bash.4. Because ubuntu comes with the JVM Implementation of gij, the following information is displayed when you type "java-version" on the terminal: java version "1.6.0. This means that the JVM implementation is already available in

ubuntu16.04 python2.7 and python3.5 are installed by default. This tutorial uses python3.5The first step: Modify the default ubuntu16.04 Python2 to use Python3 by default.sudo update-alternatives--install/usr/bin/python python/usr/bin/python2 100sudo update-alternatives--install/usr/ Bin/python Python/usr/bin/python3 150Running the above code will modify ubuntu16.04 by default using Python2 to use Python3 b

reasons, you can interrupt the operation. Then download the tar.gz package for the corresponding JDK, and put it in:/var/cache/oracle-jdk7-installer (JDK7)/var/cache/oracle-jdk8-installer (JDK8)Below, and then install the installer once. Installer will use the TAR.GZ package you downloaded by default3. Set the system default JDKJDk7sudo update-java-alternatives-s java-7-oracleJDK8sudo update-java-alternatives