connections4. Create an index on a column that often needs to be searched based on the scope 5, the column that often needs to be sorted6. Create an index on a column that is often used in a WHERE clauseThird, the principle of not creating indexes:1. Queries rarely used and referenced columns are not indexed 2, columns with only a few values are not indexed3. Columns defined as text, image, bit are not indexed4. Indexes should not be built when update
Tags: end ORC step Installation tutorial proc IPY Post Network flagsThis is the second part of the Caffe Beginner series , designed to help more students who are interested in deep learning! The first section can refer to the following address:Caffe Beginner First: Detailed procedure for installing Caffe (CPU) +python on Ubuntu14.04 (pro-Test success, 20180524 update)OK, let's start our tutorial!Objective:B
Although the domestic Google is wall, but still can use some of the domestic mirror website to implement the Android SDK online Update, using the following methods: 1.start the Android SDK Manager, open the main interface, selectTools, Options ... ", pop Up "Android SDK manager-settings" window; 2, in " Android SDK manager-settings window, in " HTTP Proxy Server Span class= "S3" > " and " HTTP Proxy Port " Enter the following m
Pro ASP. NET Core MVC 6th Chapter 3, mvc6thChapter 3 MVC pattern, projects and conventions
Before learning more about ASP. NET Core MVC, I want to make sure you are familiar with the ideas behind the MVC design pattern and how to convert it into an ASP. NET Core MVC project. You may have understood some of the ideas and conventions discussed in this chapter, espe
When I first came into contact with ASP. MVC, the current version number was "preview 2". Now ASP. NET MVC 3 has been released earlier. I was enthusiastic about the new features written by yuanyou at the beginning of the release.ArticleI also took the opportunity to learn. On infoq, I saw a piece of news about ASP. NET MVC 4, hoping...
Some of the company's projects have adopted ASP. net mvc 3 as the fro
Directory (?) [-]
ADB command
Simulator Console
Strictmode
ADB commandWe are learning about the use of SQLite, introduced some of the use of the ADB command, see Pro Android Learning Note (v): Learn about content Provider (above).Abd –e Shell-E is the surface connection simulator emulator,-d is the connecting device. In the simulator, we have an elevated Linux privilege, and on the rea
have not been merged. Because it also contains unmerged jobs, use git branch-D to delete them.
In addition to this branch, failure occurs:
$ git branch -d testingerror: The branch ‘testing‘ is not an ancestor of your current HEAD.However, if you firmly believe that you want to delete it, you can use the delete option in uppercase-D to force execution, for example
$ git branch -D testing
Next section: Let's take a look at the basic Git workflow types, detailed practices and advantages and disad
Microsoft updated the ISO with update 3 on December 16, and this update will not significantly improve the user interface experience, please check MD5 after downloading. I have compiled the 8.1/Server version / embedded version/multi-language pack in English and Chinese.1,windows 8.1 with update (including
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