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Way one #container{ position:relative; } #center { position:absolute; width:100px; height:100px; top:50%; left:50%; Transform:translate ( -50%,-50%); margin:-50% 0 0-50% }//mode two #container{ Display:flex; Justify-content:center; Align-items:center; } Way three #container{ Text-align:center; width:500px; height:200px; ine-height:200px; } #center { display:inline-block; V

Original link Address: http://luyiisme.github.io/2017/04/22/spring-cloud-service-discovery-products/ Here on the usual use of services found in the product to carry out the comparison of characteristics, first of all to see the conclusion: Feature Consul Zookeeper Etcd Euerka Service Health Check Service status, memory, hard drive, etc. (weak) long connection, keepalive Connect Heartbeat Available support Multi-Data

　　QQ Security Center Cancel security Mode tutorial 1, after landing QQ, click the "menu → security → Security Center Home", the following figure- 2, after entering the Security Center homepage, click "View More", the following figure-- 3, after entering, select the first "landing record", the following figure- 4, log in the directory, select the feedb

Problem CSS layout, unknown size picture Vertical Center, has been a headache problem, standard browser as long as the container line-height and picture of the vertical-align:middle; it's OK, but it's no use for IE, A few months ago in the foreign site saw a solution to ie, the feeling is not very ideal, also did not matter. Recently saw friends often ask similar questions, and the code turned out, for IE changed. Css . box{ height:140px; width:2

css| Page | question 1, Div Centerbody {text-align:center;} div {margin-right:auto; margin-left:auto;} Description For IE, the parent element defines "text-align:center;" It's okay. For other browsers, such as FF, only this is not centered, you need to define "Margin-right:auto" in the child elements; Margin-left:auto; ". 2, the background center Body {background:url (#) #fff No-repeat Center; Descr

single-line textMaybe a lot of people know how to make one-line text vertical center display, that is, using Line-height, the Line-height value and the height of the external label box is set to the same value. For example, the following CSS code: HEIGHT:3EM; Line-height:3em; ...... line-height:40px;height:40px; Multiline Text How to implement the parent container height fixation, the text may be one line, two rows or more rows of vertical

Portal Test Instructions: Chinese topic, not to say. I don't know how much each subsidiary's office is at the time of the game, but I don't think it's much, so I tried it boldly, and it was a surprise. Ask two subsidiaries the shortest circuit, because it is a tree, so is the length of the path between two points, we only know where each subsidiary's office is, I am enumerating the distance between every two offices, the output of the smallest pair of distance, because the given tree is defin

Health Center is an IBM monitoring and diagnostics tool for Java and is a free low-cost diagnostic tool and API for monitoring applications running on the IBM Java virtual machine (JVM). See part 1th for details on the operations that this API can perform. In this article, you will use the deadlock detection application developed in part 1th and add a method to analyze the view to show where the application spends most of its CPU cycles. (see download

Principle Test center, for example, what is the output of the following program?Class A {public: virtual void Funa (); virtual void Funb (); void Func (); static void fund (); static int si;private: int i; char c;};Q: sizeof (A) =?Answer: About the memory space occupied by the class, there are several points to note: (1) If the class contains virtual functions, the compiler needs to build a virtual function table for the class, t

)show ip IGMP interface briefShow ip IGMP groups 239.0.0.1IGMP snooping is turned on by default for switch-to-leaf routers on switches. Function: Determine WHIHC ports need to receive multicase traffic.=========== Tree =============The process of tree convergence is the process of table convergence.SOURCE tree-Tree: Optimal path, corresponding (S,G)Shared tree-share tree: Must be in the convergence point (rp-rendezvous points), benefits save entriesIGMP V2----PIM----RP----share tree (*,G) =====

Spring Cloud Learning-Configuration Center (config) A brief introduction to Spring Cloud Config Two write Config Server Three write config Client Four manually refresh the configuration using the Refresh Endpoint Five Spring Config server works with Eurelka High availability of six Config servers I. Introduction to Spring Cloud ConfigMicro-service to achieve centralized management of micro-service configuration, diffe

Failure phenomenon: Windows 7 System in Control Panel double-click Network and Sharing Center, there is no way to open other related network settings, unable to set the network connection, although I previously set up automatic dialing, the network can be used, but always want to repair, how to open network-related settings? WORKAROUND: You can call it by other means, type "cmd" in the "Start → search box" and enter the following command at the comma

1. First, we also press the Win7 flagship computer keyboard Win+r shortcut to open the computer's running window, and then we open the Run window to enter the Services.msc and click Enter, so you can open the Win7 Flagship Computer service window. 2. In the open Win7 Flagship Computer service window, we need to find the "Security Center" option in the right-hand list, and after that, we double hit the "Security

1, return to the traditional desktop location of Win8 computer, press the keyboard win+r shortcut keys to open the computer's running window, in the Open Run window, enter services.msc and click Return, open the WIN8 Computer service window. 2. In the Open service window, you need to find the security Center service in the list and double-click to open the Settings window for the service; 3. Set the startup type of the service to Automatic, t

The age of application? There is no doubt that the answer is "yes!". Whether it is PC, web or mobile terminals, all ushered in their own "application" of the spring. Of course, with the UC8.0 line browser products released, UC browser fans are not difficult to find, "application" on the road appeared on the people of the beloved UC, welcome to congratulate! Find your own style! This is what we need to think about before we start the logo design. Flat, solid, realistic, cartoon, etc.

div row-level element centered The code is as follows: Requirements: Center and Solution: DIV for block-level elements, IMG and span are inline elements. So this problem comes down to the center of the inline element in the block-level element. The code is as follows: #treeTitle { Background:url (.. /images/bj.png); height:30px; Color:white; Text-align:left; line-height:30px; }

In WPS text 2005, after inserting the formula, the formula and the text are often not "harmonious" phenomenon, that is, the formula is higher than the text (Figure 1). Figure 1 The main reason for this problem is that the default alignment for document paragraphs is "baseline alignment". That is, the bottom of the text along the line, in the whole paragraph of the unified text, there is no problem, but if the size of the text is different, or inserted with the size of the text of the fo

In a fixed width of a column, we use margi:0px auto; This setting allows a div to be centered, while the two columns need to control the left side of the left column and the right column to the right, so use margi:0px auto; it does not seem to be able to achieve the effect of Ning production, Then you need to do the nested div design to complete, you can use a center div as a container, 'll two columns two div rotation in the container, so as to achie

Plan to use Zabbix monitoring to manage the basic hardware information for a whole unit of PC, because the start of the planned hard drive is relatively small, worrying about insufficient disk when monitoring. In some of the first consider the ability to over LVM capacity Zabbix database storage space. System Center 2012–vmm (virtral Machine Manager)-referred to as: VMM 1. Open the VMM Management console and find the device with additional capacity-ri

PHP Self-Study Center station is a UI interface using Jquerymobile developed lightweight (memory less than 1M), beautiful and atmospheric learning PHP application, this application collects a lot of PHP knowledge (PHP Basic-Advanced-application), but also includes the collection of job interview questions, the site column is clear, Learn to be organized, hope can help the vast number of learning PHP enthusiasts.650) this.width=650; "src=" http://s3.51