BT source code learning experience (14th): client source code analysis (blocking Management in peer-to-peer connection) Author: Wolfenstein from our previous analysis we can see that when a peer-to-peer connection is established, exchange information through the handshake protocol, so that each connection has a connect
Zepto source code analysis, zepto source codeToday, I took the time to review the source code of Zepto and annotate it according to my own understanding. You are welcome to make a brick. Source code version: v1.1.4 Source: http://zeptojs.com/After analyzing the overall code,
Android phone call code analysis, android phone code
The call function of a smartphone is implemented by the RIL part. For details, see:
Start to analyze the RIL part of the Android source code.
I also learned that there is a rild daemon in Android. I guess this process has a great relationship with the call answering
Otto source code analysis, otto source codeOtto, an open-source project, is an event bus message framework used for communication between various modules of the program.Reduces coupling between modules.This project is an open-source project of payment company square hosted on github.Https://github.com/square/ottoThe basic model is that Android components can register listeners, send messages, and receive me
From the source code analysis java Collection [HashMap], the source code javahashmap
As we know, Map stores key-value pairs. Its basic unit is to implement Node
static class Node
You can see its function by looking at the definition. It stores an object next to the next node. Therefore, we can probably think of its storage method stored by the linked list. In f
Just start learning, novice, welcome to shoot bricks and despise.Direct entry, the new version of Android's main code analysis:1 PackageCom.bslk.helloworld;2/*1. Here the import package, there will be a warning place, because no use, has been killed, and other regardless, should now 0err0warn*//*2. This is some imported package, the specific does not explain, do not tangle, do not understand their own degr
Nginx smooth upgrade source code analysis, nginx source code
1. Smooth upgrade steps
1. Rename the original sbin/nginx file and put the new nginx file under the sbin/directory.
# Mv./sbin/nginx./sbin/nginx. old
# Cp ~ /Nginx./sbin/
2. Send the USR2 signal to the running nginx to start the new nginx. At this time, both the old and new nginx will receive the reques
AsyncTask source code analysis, asynctask source codeFor the usage of AsyncTask, see the previous blog "AsyncTask resumable upload". This article only parses the source code of AsyncTask. AsyncTask.exe cute method:
1 public final AsyncTaskThe executeOnexecute method is called directly in the execute method. AsyncTask.exe cuteOnexecute method:
1 public fi
BT source code learning experience (12): client source code analysis (from the beginning to the connection establishment stage) Author: Wolfenstein this time the recovery starts according to the process description, that is, from multitorrent. start_torrent function execution starts. Through the previous analysis, we k
DBUtils source code analysis, dbutils source code
In fact, in this article, I only analyzed the operation process of dbutis query.
As for why the class should be designed in this way, the design patterns and other advanced knowledge points should be discussed in the next section.
First, let's take a look at how the simplest DBUtils works.There is a table in the d
Cocos2d-x source code directory
Http://blog.csdn.net/u011225840/article/details/31743129
The source code is from 2.x. For more information, see
1. Inheritance Structure
First, let's take a look at the inherited structure of CCTableView.
In terms of the inheritance structure, CCTableView is a CCScrollView. To study the source code of CCTableView, read the source
HashMap implementation principle and source code analysis, hashmap principle source code
A hash table is also called a hash table. It is a very important data structure. It is used in a wide range of scenarios and many caching technologies (such as memcache) the core is to maintain a large hash table in the memory, and the implementation principle of HashMap ofte
1. Overview
The following describes how NodeManager starts and registers various services.
Mainly involved Java files
Package org. apache. hadoop. yarn. server. nodemanager under hadoop-yarn-server-nodemanager
NodeManager. java
2. Code Analysis
NodeManager in NodeManager. java: When Hadoop is started, the main function in NodeManager is called.
1). main Function
Output Information to log, create a N
JQuery. Data source code and jquery source code analysis
JQuery. data is the data cache system of jQuery. It is mainly used to add data for common objects or DOM elements.1. Internal Storage Principle
This principle is very simple. The data originally to be added to the DOM element is now centrally stored in the cache set. They are linked by a number key starti
JQuery-1.9.1 source code analysis series (12) screening operations, jquery-1.9.1 source code
In the previous analysis, we also analyzed some filtering operations (For details, refer to). Next we will analyze the main analysis items.
JQuery. fn. find (selector)
Find accept
Intermediary mode analysis, structure diagram and basic code, mediation structure diagram codeZookeeper
Definition: a mediation object is used to encapsulate a series of object interactions. The intermediary makes the objects do not need to be explicitly referenced to each other, so that the coupling is loose and the interaction between them can be changed independently.Applicability: The intermediary mode
ListView source code analysis, listview source code
1. UML diagram
Scrollview is drawn separately to show that the ViewGroup does not have a built-in recycle mechanism. If Scrollview displays a large number of views, You need to manually process them.
2. division of labor in the inheritance system
(1) AdapterView
An AdapterView is a view whose children aredetermined by an {@ link Adapter }.
A. Abstract fu
Source code analysis 4-send a message and source code
Reprinted please indicate the source:Http://blog.csdn.net/mxway/article/details/44569831 This article is based on the source code v2.06Fliggy is a software that works on a LAN. It supports message sending and file transmission between different devices in the LAN (
Some advanced applications of Javascript drag-and-drop-by-line code analysis make it easy for you to drag the code line by line.
Let's take a look at the problems that may occur when there is something around the drag? There won't be any problems in the advanced browser. Let's test it under IE7 and the problem will come out.
We can clearly see that all texts hav
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