Maven several concepts 1,pom (Project object model)Describe how the project builds, declares project dependencies, and so on. In the form of XML, named Pom.xml, a MAVEN project corresponds to a pom.xml. Equivalent to Ant's Build.xml file, Gradle's Build.gradle file.2, Component,Using the Maven tool, you can compile your project into many types of packages, often jar/war/pom-type packages, which are called artifacts in the Maven world.3, Warehouse,A pl
How to diagnose cursor pin s wait on x Series 2, cursorpin
How to analyze diagnostic collection information
1. view the content of high paring and high version in the AWR report.
For more information, see 'sqlordered by Parse call' or 'SQL ordered by Version count'
SQL ordered by Parse CILSWhether the SQL parsing execution in this section is too high or whether it can be reduced.
SQL ordered by Version
Centos performance monitoring series 2: initial solution of CollectlFor a Linux system administrator, it is the primary responsibility to ensure that the system managed by the Administrator is in a good state.Linux administrators can find many tools to help them monitor and display processes in the system, such as top and htop.Today, we will introduce collectl, a tool that is easy to use;Introduction:Collec
Architecture(#)Node role Description:
Provider: The service provider that exposes the service.
Consumer: invokes the service consumer of the remote service.
Registry: Registration Center for service Registration and discovery.
Monitor : The monitoring center of the call times of the statistics service and the call time.
Container: The service runs the container.
Call Relationship Description:
0. The service conta
PHP personal websites establish a series of lectures (2) 3 homepage news releases, making it easier for you to update (on)
-------- Each time you add a message to the homepage and add two sentences, you have to upload the entire page. this is really not worth it! As a result, lazy people like Lanfeng have come up with a permanent solution to implement dynamic real-time,
knowledge introduced in the previous article should have given you the tools necessary to send such requests.2. You are calling a Remote API that only accepts XML or SOAP requests. This is actually a special case of the previous case, but it is worth mentioning separately. If you want to use APIs from Google or Amazon in an asynchronous request, there are some special considerations. In the next article, I
)These 3 steps have, after you want how to toss on how to toss, various processing processing, generate Pdf,chm, static site, remote publishing to other sites and so on (please continue to pay attention to this series of articles, and the generous point of recommendation, your support is my greatest power of writing).Song BoSource: http://www.cnblogs.com/ice-river/The copyright of this article is owned by t
)These 3 steps have, after you want how to toss on how to toss, various processing processing, generate Pdf,chm, static site, remote publishing to other sites and so on (please continue to pay attention to this series of articles, and the generous point of recommendation, your support is my greatest power of writing).Song BoSource: http://www.cnblogs.com/ice-river/The copyright of this article is owned by t
C # public account development series tutorial 2 (New User Access Guide ),
Two blog posts have been updated before this series, both of which are preparations for development. Now, let's start with the question. This article describes the steps and methods for new-user access. You can skip this article, you are also welcome to speak out.
DirectoryC # public accou
Gcc
Why the current GC occurs
-gccause
Tt
Survival threshold, if the object moves more than this threshold in the Cenozoic, it will be moved to the old age
-gcnew
Mtt
Maximum survival threshold, if the object moves more than this threshold in the Cenozoic, it will be moved to the old age
-gcnew
Dss
Ideal capacity of the survivor area
-gcnew
Number of capacity in table is: KBThe advantage of
"Video Broadcast Technology details" series 2: processing,
Qiniu cloud released a live video stream network LiveNet and a complete live video cloud solution at the end of June, many developers are very interested in the details and Use Cases of this network and solution.We will use seven articles to give a more systematic introduction to the key technologies of live video in all aspects of the current hot s
Yundun practices MySQL series tutorial (2) the best database operations in history that you don't know, mysql
This article is the most basic and important operation in MySQL!
Article 1: MySQL series of tutorials (I) production standard online environment installation and configuration cases and troubleshooting
Article 2
cause of the last GC
-Gccause
GCC
Current GC cause
-Gccause
TT
Survival threshold. if the number of new-generation object movements exceeds this threshold, the object will be moved to the old age.
-Gcnew
MTT
Maximum survival threshold value. if the number of new generations of objects moving exceeds this threshold value, the objects will be moved to the old age.
-Gcnew
DSS
Ideal capacity of the region vor
-Gcnew
The unit of ca
namespace. Sometimes you may not need a DC, only require the service localization, then the non-site of the recent DC will be its SVR record in this site, this process is called site coverage.When a site that does not have a DC is overwritten, it is generally the DC in the site that is least expensive with site links to this site, and of course you can manually configure site overrides and SRV record priorities to specify the DCs in the site you want to use to provide authentication services fo
javascript1 and javascript3 scripts, while javascript2 cannot, so as to prevent other webpages from being tampered.
Ii. Why does selenium server exist in this form of proxy server?As mentioned above, what is the relationship between the selenium server of the same-origin policy ?? Haha, as mentioned in the previous article, selenium core is a collection of JS functions, which is the basis for browser operations. When the same-origin policy exists, some problems may occur. See:
Because the "Sou
Docker Quick Start series (2): container concepts and related operations, docker Quick StartWhat is container
To put it simply, an image requires a carrier, which is a container. As mentioned in the previous article, an additional writable file layer will be started after the container loads the image.Let's take the VM as an example. The VM virtualizes the entire operating system and then runs the reference
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