The Python Tutorial#12. Virtual Environments and Packages
The Python Tutorial#Virtual Environments and Packages
12.1 Introduction
Python applications often use packages and modules that do not belong to standard libraries. Sometimes an application needs a specific version of the library, because the application may need a library with a specific bug to be fixed, or an application depends on an obsolet ...
Posted by sjaccaud on Fri, 14 Dec 2018 03:48:07 -0800
Sprboot Series 6: @Conditional and Sprboot Autoconfiguration
We know that spring boot auto-configuration function can decide which spring configuration should be used and which should not be used according to different situations. For example:
Is Spring's JdbcTemplate in Classpath? If so, and DataSource also exists, automatically configure a JdbcTemplate Bean
Is Thymeleaf in Classpath? If so, automati ...
Posted by fadedline on Thu, 13 Dec 2018 23:30:06 -0800
linux and windows install openOffice to convert excel and doc files to pdf or html
1. Preparations (downloading software, etc.)
1. openoffice Download Address http://www.openoffice.org/zh-cn/download/ Download the version you need, windows or linux, etc.
2. In addition to openoffice, we also need to use pdf2htmlEX software; download address https://github.com/coolwanglu/pdf2htmlEX/
https://github.com/coolwanglu/pdf2html ...
Posted by ffdave77 on Wed, 12 Dec 2018 21:54:06 -0800
Docker for Windows-based Chinese Document (1) - Get started
Get started with Docker for Windows
Welcome to Docker for Windows!
Docker is a complete development platform for creating container applications, and Docker for Windows is the best way to start using Docker on Windows systems.
Check the versions of Docker Engine, Compose and Machine
Start your favorite shell (cmd.exe, PowerShell or other ...
Posted by jsnyder2k on Wed, 12 Dec 2018 20:39:07 -0800
Entity Framework(EF) Code First Multi-to-Multi Relational Entities Add, Delete, Change, Check Detailed Examples of Operation
In this article, we will learn how to use Context to delete many-to-many relational entities in the Entity Framework. We will use a small console instance to understand and learn the whole process of entity deletion in Entity Framework.
You will learn
How to create a project that references Entity Framework?
How to configure the da ...
Posted by coffeecup on Wed, 12 Dec 2018 06:42:06 -0800
LNMP architecture (Nginx anti-theft chain, Nginx access control, Nginx parsing php-related configuration, Nginx proxy)
Nginx Anti-theft Chain
1. Edit the virtual host file / usr/local/nginx/conf/vhost/test.com.conf and add the following code
location ~* ^.+\.(gif|jpg|png|swf|flv|rar|zip|doc|pdf|gz|bz2|jpeg|bmp|xls)$
{
expires 7d;
valid_referers none blocked server_names *.test.com ; #Here the server_names configuration can be omitted
if ($invalid_r ...
Posted by Drebin on Tue, 11 Dec 2018 05:21:07 -0800
ASP.NET MVC logs using Log4net
Log4net introduction
Log4net, Apache's next open source project, is a clone of Log4j. We can control the destination of log information output. Log4net defines a variety of log information output modes. It can output logs to console, text files, windows log event viewer, including database, mail and other locations, so that we can quickly trac ...
Posted by kgahn on Tue, 11 Dec 2018 03:42:05 -0800
Java web Front-end: JavaScript DOM, BOM, Timing Functions
DOM of JavaScript
JavaScript mainly includes three parts: ECMAScript, DOM and BOM.
1.1 DOM overview
Through HTML DOM, all elements of HTML documents are accessed using JavaScript.
When a web page is loaded, the browser creates a Document Object Model for the page.
The HTML DOM model is constructed as a tree of objects:
Th ...
Posted by rocket on Tue, 11 Dec 2018 01:33:05 -0800