benefits of chromecast

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Reply content:225-228 pages of "High Performance MySQL" book. It's very detailed and I'll simply sort it out: Benefits: (1) Parse the query only once (2) Perform some query optimization steps only once (3) Sending parameters via the binary protocol is more efficient than sending them as ASCII text For example, date, for Prepare, send date only with 3 Bytes, if there is no Prepare, date must be sent as a String, need to parse the database side, so tha

1. Lightweight, directly based on HTTP, does not require anything else such as a message protocol. Get/post/put/delete for CRUD Operations2. Resource-oriented, at a glance, with self-explanatory.3. Data description is simple, generally with Xml,json to do data exchange.4 HTTP is considered more comprehensive, easier to use, and more scalable . Do not have to yy a protocol: take something to get (get is safe, do not modify the service resources), the new post (post is not secure), the change will

Let's talk about functions first. VMware provides the following functions: 1. Two or more operating systems can be used on the same PC without partitioning or re-boot. 2. fully isolated and protected operating environments of different operating systems and all application software and materials installed on the OS. 3. Different Operating Systems can interact with each other, including the network, perimeter, file sharing, and copy and paste functions. 4. The Undo function is availabl

The maximum four benefits of generics are as follows: 1. Performance Analyze the following example The add () method of arraylist is defined as an object as a parameter. Therefore, an integer type must be boxed. When reading values in the arraylist, You need to unpack and convert the object to the integer type. Packing and unpacking are easy to use, but the performance loss is relatively high, especially when many items are iterated. Code 1

, second, it also provides strong D regular expression support, and support operator overloading, in addition, Ruby also provides many additional convenient features, such as closures, code blocks, Iterators, collections, and so on.The Ruby language also has an important advantage: it is also completely cross-platform and can be interpreted and executed on any operating system.In the 2004, there was an excellent MVC framework in the Ruby language camp: Ruby on Rails, a development framework that

"Eliminates the control parsing of normal. aspx pages and the process of page processing". This is the main one. Runs much faster than. aspx.。 Ashx This file is especially useful for generating dynamic images, generating dynamic text, and so on.HttpHandler and ASP. NET form comparison, the biggest advantage is the light weight.HttpHandler mainly handles HTTP requests, ASP. NET forms are responsible for generating HTML pages in addition to processing HTTP requests, and adding a lot of callback lo

Benefits of using Intent:(1) Android uses a unified intent object to encapsulate the "start intent", providing a consistent programming model that can initiate activity, Service, broadcastreceiver components(2) An application can start a component with a certain feature, without coupling to a specific component, using a high-level decoupling(3) is an important medium between application component communication, carrying bundle object data with intentM

MAVEN is a very useful build tool.Recommended Maven Learning Books:Maven Combat (the first MAVEN book in the country) (Maven's introduction to installation, configuration, and use)The benefit of using MAVEN to continue building in SSH is that I list several:MAVEN is cross-platform, so you can improve the cross-platform nature of this projectMaven maximizes the elimination of duplication of buildsMAVEN helps us standardize the build process and build projects with Maven, making it easy to build o

iOS9 launch an exciting message is that without a developer certificate, XCODE7 supports real-world debugging (allowing your own app to be deployed to your phone for testing), but the app will still need to purchase a personal certificate or Enterprise certificate to publish to the App Store.Deployment Tools:1.xcode7 beta3 (Beta version, official version)Baidu Cloud: Http://pan.baidu.com/s/1i3tl1nZ Password: 6wuxiOS 8.4:http://pan.baidu.com/s/1jg4ehiq Password: 89xkDeployment process:1. Download

sent to the jackpot you can not take the degree! I heard that long good-looking people have gone, long not good-looking still hesitate, I believe you will go, in addition, do not forget to notify the surrounding small partners, we share prizes.Send another prize address and don't miss it.Prize Address: http://www.ijiami.cn/activity/safetrip/Event Statement:1, all love points, the prize is sent, the physical prizes in the event 5th after the publication of the list of winners announced after the

disorders, heart rate disorders, which easily cause fatigue, drowsiness, loss of appetite, Fatigue, even dizziness and other symptoms. Tea is potassium-containing food, the researchers used atomic absorption spectrometry to determine the average amount of potassium in tea tea infusion of 24.1 mg per gram, green tea for 10.7 mg. Summer through drinking tea can be supplemented with potassium, help to maintain the human body inside and outside the normal osmotic pressure and acid-base balance, mai

, or dip the absorbent cotton in the face for 2-3 minutes, and then wash with water. You can also first wash the face with tea, and then wash with facial cleanser. Wash or face after the tea must be thoroughly rinsed with water clean, so as to avoid the tea pigment infiltration pores.Tea need not be too strong, daily drinking tea concentration can be. Tea is best to soak well, overnight tea can also be used to wash face, but the effect is slightly worse, wherein the tea polyphenols will also oxi

1. Website relevanceIn fact, many of the links to buy black links are obtained by Trojans on major websites with a wide range. If you buy these links, these pr are usually relatively high, however, the relevance with your website seems to be poor. For example, if you are using a car-type website and the purchased links are all government-type websites, there is no relevance link, search engines are generally processed as black chains!2. Unstable linksAfter purchasing external links, many website

See the figure in the way an array to define constants, always feel so much trouble ah, why not directly write a constant, such as Define (' Attach_malbum ', ' shop/member '); How good is that? The whole array of trouble, incredibly. Even more exasperating is the image of the array in other files redefined again, this is not to eat one more swoop? Why not have a direct, this group of people are not enough to support Define (' Shop_site_url ', $config [' Shop_site_url ']); Reply to discuss

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I recently found that the benefits of blog writing are increasing. I would like to take this opportunity to make a summary for myself: 1. invited to the CSDN hero Conference A) I have met many editors. B) I have met many technical authors. C) I know a lot 2. I published several blog posts in the software World magazine: A) 64-bit popularity triggers a perfect storm B) football commentary and system architecture-Miss Huang jianxiang's days C) Three Rea

When multiple threads access the database concurrently, the OUTPUT statements can often help you solve some common but tricky problems. Here is a simple example. A common scenario for accessing a database is to find a corresponding record based on certain conditions, and then Update it, then read the updated record content (sometimes you need to read it before inserting it into another table ). For example, Declare @ Id intSelect Top 1 @ Id = ID From MyTable Where Status = 0Update MyTable Statu

Benefits, concepts, and management scripts of EBS service management First, benefits1. The service process is no longer manually started and monitored by the Oracle EBS system administrator.2. The service can utilize the process distribution and fault tolerance capabilities that have been developed in concurrent processes.3. By using the concurrency Manager process, the system administrator canSet a point or a given time to set the number of processes

, nocturnal emission, excessive night urine: Coix rice red beans and solid Pregnant women: Coix rice, a small amount of Astragalus, dang Yi Maternal: Coix rice, jujube, millet, brown sugar A patient once told me that he and his lover and son insisted on eating barley red beans and pumpkin porridge for dinner every day. After 28 days, the stools of the three people were changed to a golden cylinder, ", very smooth. I said, "Well, you have very accurate statistics. 28 days is exactly a biological