the data on the server. The specific process is as follows:
Client requests a protected resource for the server
The server sends a request to the client to request username and password.
Client sends user name and password to server
The server returns the appropriate data to the client
This authentication method is not secure, the client sends the user name and password is Base64 form encrypted text, this situation of the user name and password is exposed, if someone c
Android4.4 Component Analysis-service component-bindService source code analysis6.1.1. bindService
Because the code implementation process of startService is analyzed earlier, the Code Analysis of bindService is not described in detail. When introducing the process, you shou
Java Collection --- HashMap source code analysis, java --- hashmap source code
1. HashMap Overview
HashMap is implemented based on the Map interface of the hash table. This implementation provides all optional ing operations and allows the use of null values and null keys. (Except for not synchronizing data and allowing null, The HashMap class is roughly the same
type, it calls result. mTask. finish (result. mData [0]) method. We can see that the result type is AsyncTaskResult. The source code is as follows:
@SuppressWarnings({"RawUseOfParameterizedType"}) private static class AsyncTaskResultWe can see that mTask is the AsyncTask object. When the finish method of the AsyncTask object is called, onPostExecute is called again. At this time, the entire execution p
ThreadLocal source code analysis, threadlocal source code
1. Overview
ThreadLocal, which can be understood as a local variable of a thread, is used to provide a copy of the variable value for every thread that uses the variable. Each thread can change its own copy independently, it does not conflict with copies of other threads.
How does ThreadLocal maintain cop
Author: zhanhailiang Date: 2014-10-20
Application analysis
In daily development, the php.ini configuration session.auto_start=0 closes the session by default if you want to open the session to call Session_Start:
Kernel analysis By checking the source code, we know that session_start is defined as follows: 1881/* {{proto bool Session_Start (void
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
the pool is available for lending. If this information is invalid, a negative number is returned
Getnumactive
Returns the number of objects from the loan. If this information is not available, a negative number is returned
Clear
Clears all idle objects in the pool, optionally releasing their associated resources. Clearing idle objects must use the Pooledobjectfactory.destroyobject method
Close
Close the pool and release the associated res
Android thread asynchronous communication mechanism source code analysis, android source code
This article first analyzes the message transmission mechanism between threads in Android from the overall architecture, and then introduces the functions and tasks of each component from the source code perspective. The basic
From the source code analysis Handler mechanism, the source code handler Mechanism
In Android, to update the ui, We must update the ui in the main thread. When the main thread is blocked for more than 5 seconds, an anr exception occurs, will cause program crash. Therefore, some time-consuming operations must be placed in the Child thread, but the ui update opera
JQuery-1.9.1 source code analysis series (13) location size operations, jquery-1.9.1 source code
First, list these Apis.
JQuery.fn.css (propertyName [, value] | object)(The function is used to set or return the css style attribute values of the elements matched by the current jQuery object. To delete a specified css attribute, use this function to set its value t
Memcached source code analysis ----- install, debug, and read the memcached source code ----- memcached
Reprinted please indicate the source: http://blog.csdn.net/luotuo44/article/details/42639131
Installation:
Install Libevent before installing memcached. Now it is assumed that the Libevent is installed in the/usr/local/libevent directory.
Because after memcac
The first step:
//path: phpcms/modules/content/content.php
//Construction method public
function __construct () {
parent::__ Construct ();
$this->db = Pc_base::load_model (' Content_model ');//content Model database operation class
$this->siteid = $this->get_siteid (); Current site ID
$this->categorys = GetCache (' Category_content_ '. $this->siteid, ' Commons ');//Detailed configuration information for all columns under the current site
//Permission Judgement
if (isset ($_get[' cati
Analyze and parse the seven major PHP code tools and parse the php code. The seven major tools for analyzing and parsing PHP code, parsing php code has become one of the most popular programming languages nowadays, however, many PHP programmers cannot find the right tools to help them analyze and parse PHP
JQuery. each usage and source code analysis, jquery. each source code
The jQuery. each method is one of the core tools and methods of jQuery. It is a common sample method and can be used for sample object and array. Unlike the $ (). each () method of the jQuery object, this method can be used to sample any object. Two parameters are required.
Object: The object o
The main argument for supporting static analysis, including type checking, is that the results apply to all possible runs of the program, while unit tests only guarantee that the tested components (on the platform on which they are tested) apply only to specific inputs to the test component.
The main argument for supporting unit testing is that it is easier to handle. You can test many of your programs ' c
Recently, there is no substantive work, just a little time, want to learn other people's code. Also saw a bit of source code, is a bit of reading experience, so determined to see the spring of this large-scale project source code, learn its design ideas.
Hand code is not easy, reproduced please specify: Xingoo
product?
What modules are the product framework divided? What is the relationship between modules?
If the main purpose of code analysis is to study the specific implementation details of a module or function, we should focus on the following aspects:
What algorithm is used for implementation? What are the ideas and principles of algorithms?
What data structure is used to describe the implementation?
MVC source code analysis, mvc source code
The previous chapter parses the search of the Action method and the loading time of the Authorize, Action, Result, and Error filters. I also spent two articles on the use of authorization and error filters. however, the execution time of the Action/Result and the two filters in the Action/Result are not clearly displayed.
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