Chapter 2 CSS3 auto scaling layout [medium]-original learning points of water:
1. Mixed version
Lecturer: Li Yanhui
This chapter mainly discusses the layout scheme of responsive auto scaling provided by CSS3 in HTML5. Here we will give a preliminary understanding.
I. Hybrid transitional Edition
The Flexbox model of the hybrid version was proposed in 2011. It mainly targets the
First, design ideas:
When Master and Slave are operating normally, Master is responsible for service, Slave is responsible for standby;
When Master hangs out, Slave Normal, Slave takes over the service, has the Write permission, simultaneously closes the master-slave copy function;
When Master returns to normal, the data is synchronized from the slave, the master-slave copy function is turned off after the data is synchronized, and the master is restored, while sla
Chapter 2 CSS3 auto scaling layout [II]-original learning points of water:
1. New Version
Lecturer: Li Yanhui
This chapter mainly discusses the layout scheme of responsive auto scaling provided by CSS3 in HTML5. Here we will give a preliminary understanding.
I. New Version
The new version of Flexbox is a draft of work proposed in September 2012, which is the latest syntax introduced by W3C. This vers
Tags: keyword--synchronous loading targe out technology OSS based on1. The Redis recovery mechanism
If only AOF is configured, the AOF file recovery data is loaded when the reboot is restarted;
If both RDB and AOF are configured, the boot is only loaded with AOF file recovery data;
If only the RDB is configured, startup is the load dump file to recover the data.
2. Recovering data from AoF1 Note the following configurationyesdir
Touchimageview inherits all the functions of the ImageView with ImageView, in addition to scaling, drag, double-click Zoom, and other functions, support Viewpager and ScaleType, and accompanied by animation effect.
sharedconstructing
private void sharedconstructing (context context) {
super.setclickable (true);
This.context = context;
Mscaledetector = new Scalegesturedetector (context, new Scalelistener ());
Mgesturedetector = new Gesturedetec
entire flowchart cannot be fully displayed on the screen. You need to drag the scroll bar to display it. This is inconvenient to understand the general situation of the entire process. I think of the scaling function of some graphic software. If you can add scaling to the process, then we can solve the problem that the flowchart is too complex and inconvenient to view.
10. added the flowchart
Redis Research (10)-Redis transactions and survival time, redis transactions
I. Transaction Overview
Redis transactions are a collection of commands. A transaction is the smallest Execution Unit of Redis like a command, either executed or not executed.
The principle of a tra
Redis (4) for beginners-Sort Redis cache and redis
Before implementing the cache sorting function, you must first clarify the rationality of this function. Now that you can sort data in the database, why do you need to put the sorting function in the cache? The following two reasons are briefly summarized: first, sorting increases the load on the database and is
"This Tutorial directory"
What's 1.redis?The author of 2.redis, who also3. Who is using Redis4. Learn to install Redis5. Learn to start Redis6. Using the Redis Client7.REDIS Data Structure-Introduction8.REDIS Data Structure –strings9.RE
This document provides a brief introduction to using the Python version of Redis client redis-py to connect Redis and perform setup and acquisition of Redis binary data.DescriptionCommands such as set,get,setnx,append can also be used to set binary data.Because Redis's own client r
Php and other proportional scaling images and cutting Image code sharing ,. Php and other proportional scaling image and cutting Image code sharing, php and other proportional scaling image and cutting Image code sharing *** image scaling function (fixed height can be set, proportional
Tags: success sof TE launch Ruby Run command port number TPS BinThis document focuses on installing Redis in a Linux environment and building your own Redis clusterBuild Environment: Ubuntun 16.04 + redis-3.0.6This article is divided into three parts: Redis installation, building R
Traditional DPI scaling mechanism
The traditional DPI scaling mechanism is used by Windows XP, and developers are self-checking for potential problems with font scaling.
Pros: Clear Fonts
Cons: Typographical disorders (UI element text box overlay, table text overflow, interface beyond screen edge)
Modern dpi scalin
The scaling of digital images is a very interesting problem, but also a seemingly simple, but some complex problems. Many friends after having a certain basic knowledge of computer graphics programming, they can design some simple bitmap scaling algorithm. In the field of computer graphics and digital image processing, the problem of digital image scaling has bee
When the process is too complex and the process is too much, the entire flowchart cannot be fully displayed in one screen, and the scroll bar needs to be dragged to display it. This is somewhat inconvenient to understand the general situation of the whole process, Lenovo some look at the zoom function of the software, if you can increase the scale of the process, it can be a good solution to the flow diagram is too complex and inconvenient to see the problem.
Ten, increase the flow chart
Redis persistence and redis persistence
Redis has two persistence Methods: Snapshot (RDBFiles) and append files (AOFFile)
RDB persistence is used to save a data snapshot at a specific interval.
The AOF (Append only file) Persistence method records the write operations received by each server. When the data is replied, the operations of these records are execut
2. Set up the Redis cluster environment; 2. Set up the redis Cluster
Reprinted from source: Http://www.cnblogs.com/hd3013779515/
I. Basic Concepts
1. A redis cluster is a facility for data sharing between multiple nodes. Redis clusters provide the following two benefits:1.1 automatically split data into multiple nodes1
indows under Installation ReidsWindows under Redis:https://github.com/msopentech/redis/releases.Start the Redis service: Start the DOS command in the Redis directory and Redis-server.exeAt this time another cmd window, the original do not close, otherwise you will not be able to access the server.Switch to the
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