native threads

the final solution, why use TCP? TCP is designed for network transmission, its flow control to deal with different hosts, the control of the vagaries of the network, in this machine, these are not problems, so this machine connected to the machine, it is best to use native sockets, such as UNIX domain sockets.Look again at question 2, a connection to the local TCP packet finally reached the loopback xmit send function, which simply dispatched a soft

JSX is not a new development language, but a syntax proposed by Facebook: A syntactic sugar that allows you to directly write HTML tags in JavaScript code. Therefore, JSX is essentially a JavaScript language. TIPS: syntaxes (Syntactic sugar) is by British computing scientist Peter randing (https://zh.wikipedia.org/wiki/% E5 % BD % BC % E5 % BE % 97% C2 % B7 % E5 % 85% B0 % E4 % B8 % 81) A term invented is a syntax added to a computer language. This syntax does not affect the functions of the lan

Configure React Native Android Development Environment Summary 1, uninstall Android Studio, execute the following command on the terminal (terminal): Rm-rf/applications/android\ Studio.app RM-RF ~/library/preferences/androidstudio* RM ~/library/preferences/com.google.android.studio.plist RM-RF ~/library/application\ support/androidstudio* RM-RF ~/library/logs/androidstudio* RM-RF ~/library/caches/androidstudio* 2. Del

JSX is not a new development language, but a syntax scheme that Facebook proposes: a syntactic sugar that can write HTML tags directly in JavaScript code, so JSX is essentially a JavaScript language. Tip: syntax sugar (syntactic sugar) is by the British computational scientist Peter Landing (https://zh.wikipedia.org/wiki/%E5%BD%BC%E5%BE%97%C2%B7%E5%85%B0%E4%B8% 81) The invention of a term, refers to a computer language added to a grammar, which has no effect on the function of the langu

We have started using react-native in our project, so Swift learns to lay down a period of time, studied RN for one months, and today shares the learning process: Study Data collation: 1, react-native Chinese network: http://reactnative.cn/docs/0.27/getting-started.html (recommended, have questions to see the official document) 2, github The above learning materials: Https://github.com/reactnativecn/reac

?We can print it out, like iphone6s, this value is printed out width:375,height:667, because the 6s density is 2, so we know that the width of this is DP. Fitting scheme So, here's the adaptation scheme in Rn: Take 6,6s as an example:UI design Prototypes: Based on Iphone6Resolution: 1334 x 750 px;Screen Size: 4.7 inchesDPI:326DPI (approximately equal to 320dpi,density=2) Import {Dimensions} from ' react-native '; Const DEVICEWIDTHDP = dimensions.get

After 3 weeks of time, the first two weeks and the exam, using some trivial time, finally the basic interface of the app to complete the function. Let's take a picture first. The use of react-native 0.36 version of development, is a lot of the pit, to a simple summary of it. To tell the truth, an application of user loyalty, the UI is absolutely a big relationship, which is my imitation of the Nuggets client a reason bar, the interface involved enou

many of the mainstream mobile development frameworks in the industry are rooted in phonegap. More famous have worklight, Appmobi, WeX5, etc., of which WeX5 for the domestic build, completely Apache open source, in the integration of phonegap on the basis of a deep optimization, with close to native app performance, while the development of convenience is also better. Recently also to domestic appcan and so on. that our nativeapp, that is, the

GitHub Address: Https://github.com/lyxia/RNWeiBo http://www.jianshu.com/p/4190205d9811 IOS AndroidReact-native version 0.40.0MOBX, redux schema completed 1, micro-blog Home2, micro-blog Details page3, point praise4, unread message red dot5, publish the page animation6, micro-blog content of the emoji7, save token, automatically verify token, preload userinfo8, up and down pull refresh operation 1. Git clone https://github.com/lyxia/RNWeiBo2. CD R

misunderstood myself. Ask for advice. So, more often, we need to customize the buttons we need. Rather than using it with this We can use three components to make the buttons we need. Or you can search the github.com website for ' React native button ' to see the work of other people in the community. Touchableopacity Touchablehighlight Touchablenativefeedback There is also a touchablewithoutfeedback, the official does not recommend use.Here, take t

Native actions (Native activity) are static string constants (static final String) in the intent class. These actions can be applied when an implicit intent is created to start an activity or subactivity within an application. Android apis:http://developer.android.com/reference/android/content/intent.html Mainly include: Action_all_apps: List all installed programs; Action_answer: Handle incoming calls

Native JS---1, native js History of js In the 1995 s of the last century, Netscape was making its Navigator browser the most famous first-generation Internet company when the Web age started. Wangjing hopes to add some dynamic effects to the static HTML page, So Brendan Eich, the buddy, designed the JavaScript language within two weeks. You are not mistaken. This guy only took 10 days. Why is it called Java

/**Initialize a mapview to import #import -Returns: Returns a Mapview object*/Mapview = [[Mkmapview alloc] Initwithframe:cgrectmake (0, 0,width, HEIGHT-200)];/*** Set Agent*/Mapview.delegate = self;/*** Set Map type*/Mapview.maptype = 0;/*** Set whether it can be scaled*/mapview.zoomenabled = YES;/*** Set whether scrolling is possible*/mapview.scrollenabled = YES;/*** Set whether the user's current location is displayed*/Mapview.showsuserlocation = YES;How to initialize a

HtmlJsvarBTN ={Template: ' } varVM =NewVue ({el:"#app", data:{number:1}, methods:{//remember to return it.Addfunction(num,event) {if(num!= ""){ This. number+=num; }Else{ This. number++; } //many of the clicked properties are insideConsole.log (event); }}, components:{"BTN": Btn}})Use the. Native modifier to make calls to external components in the constructor's internal method

Objective Recently in the background of a management system modified into mobile phone app, using React-native, the back end of the use of thinkphp 3.2.3. Originally used in the traditional thinkphp template tag rendering page, plus JS to achieve a set of management system, now need all mobile phone app, originally told me is for my practicing, but how do I feel that I was fooled ... Back to the point, because it is the first time to write this compon

Some native classes cannot be found when the apk is compiled by mm in Android4.4, because it is optimized by produard. I have not encountered this problem in Android4.2.1. What does proguard do? ProGuard is a free java File compression, optimization, and obfuscator. It detects and deletes unused classes, fields, methods, and attributes. It deletes useless instructions and uses bytecode for maximum optimization. It uses meaningless names to rename clas

ArticleDirectory 5.1 Introduction Process 5.2 Thread 5.3 5.4 introduction to resource access Synchronization 5.4.2 deadlock 5.5 use the volatile field to synchronize with the interlocked class 5.6 use the lock keyword of the system. Threading. Monitor class and C # for synchronization Source: http://www.cnblogs.com/lmule/archive/2010/08/18/1802774.html In short,ProgramThere is at least one process, and one process has at least one thread.The thread division

Many experienced engineers will see this error when using JVM-based languages: [error] (run-main-0) java.lang.OutOfMemoryError: unable to create native thread: [error] java.lang.OutOfMemoryError: unable to create native thread: [error] at java.base/java.lang.Thread.start0(Native Method)[error] at java.base/java.lang.Thread.start(Thread.java:813)...[error]

Phenomenon: This function accesses all the services provided by this machine (ftp,telnet,web,oracle), but the other machines report the error of not connecting. Analysis: This phenomenon is based on the on-line introduction of the initial determination by the local firewall restrictions. View the firewall settings for your local connection, as shown in the figure: Firewall has been enabled to view the settings on the Advanced tab local Area Connection: After the default startup firewa

picture.Then we need to use the image of this component, first of all needs to import in: Import { appregistry, Image, StyleSheet, Text, View } from ' react-native '; We'll add image to the project and then we can use this component.We randomly found a picture on the Internet. Then change the contents of the render () {} method to: Let pic={ uri: ' http://p4.music.126.net/cq1STvQ6q5b_Eg5grsTjYQ==/3275445147663993.jpg ' }; Load