iOS storage Security MD5 (important)

Share a man-written encryption classification, the notes are quite clear.Security.zip Encryption schemeScenario One: Direct MD5 is very unsafe ( exhaustive hack ) PWD = pwd.md5string;Solution two MD5 + salt salt value is "salty", can be

Android system versions and codes

Android system versions and codes Version number Version Code Release date Api Android 1.0 Boy   1 Android 1.1 Clockwork Robot 2008.9 2 Android 1.5

Overriding the MouseEvent event how to implement a custom borderless window move

void Mainwindow::mousepressevent (Qmouseevent *event){ if (Event->button () = = Qt::leftbutton) { M_drag = true; M_dragposition = Event->globalpos ()-This->pos (); Event->accept (); }}void Mainwindow::mousemoveevent

IOS SDK detailed nsscanner-parsing string

Original blog, reproduced please indicate the sourceBlog.csdn.net/hello_hwcWelcome to my iOS SDK detailed column, where there are a number of basic articlesHttp://blog.csdn.net/column/details/huangwenchen-ios-sdk.htmlPreface: Nsscanner is a good

Base64 achieve Android image upload to server side

First to download Base64.java file http://iharder.sourceforge.net/current/java/base64/Copy the code into the project.Then on the code:Android Side code:private void Setpictoview (Intent picdata) {Bundle extras = Picdata.getextras ();if (extras! =

(Unity) Unity implements the ability to click the Android Back button to return to the previous page similar to the Android native project

This chapter bloggers and everyone discuss how Unity implements similar Android native programs, and clicking the Android Back button enables you to return to the previous page. 1. Define a generic type to respond to the Android return button Public 

iOS Common base Framework

iOS common base framework Frame name Function Foundation Provides basic classes of OC (like NSObject), basic data types, etc. UIKit Creating and managing the user interface for an application

iOS Project rename

Xcode version: 6.3.2Purpose: Rename the Demo1 project to Demo21, double-click the project name, two double-click time interval slightly longer, change demo1 to Demo2, select Rename,enableAfter modification2, click Product->scheme->manage Schemes, in

Why the jar file under the Libs folder is not automatically placed in the Android Private libraries directory

In short: The problem is that the jar package repeats the conflict!At the beginning of this question I appeared a "self-righteous" answer, in the Android Private libraries directory will be packaged into the project executable, and not automatically

5 Open source libraries that Android developers must know

Abstract: in the past time, Android development has gradually matured. And no matter how many Android-related development tools appear, the vast pool of open-source libraries We use every day is always essential. Here, I'd like to introduce you to

Android Studio Import So

Copy the so folder into a "Lib" folder, compress, and modify the suffix ". Jar" to copy into the Lib directoryI've just recently switched my work environment from Eclipse to Android studio, and I've just met with questions about your title, and I've

Android Imageloader Local Cache

Android Imageloader Local CacheLocal cacheThere are two ways to modify file names when caching files, each of which corresponds to a Java class1) Hashcodefilenamegenerator, which is responsible for obtaining the hashcode of the file name and then

quartz2d drawing of iOS randomly drawn pentagram

1.single Pentagram drawingThe last time I talked about using quartz2d in iOS to draw basic graphics, today to draw a more complex graph-pentagram, pentagram everyone is very familiar. First to analyze the painting of the pentagram, a pentagram.1.

Android Path class

1. Why Because you need to write a custom calendar control yourself, you need to understand some of the underlying classes of Android graphics. This article focuses on the API for the path class. 2 , MoveTo moveTodoes not draw and is used only to

Rotate the screen in Android, touch, scroll

Package com.learingselenium.android;Import Junit.framework.TestCaseImport org.openqa.selenium.Rotatable;Import org.openqa.selenium.ScreenOrientation;Import Org.openqa.selenium.WebDriver;Import Org.openqa.selenium.android.AndroidDriver;Import

xenapp_xendesktop_7.6 Four: AD, DNS server Advanced Configuration

When Active Directory Domain Services and installation are complete, there are individual issues in performance aspects, although they can be used normally. Very typical is the individual enterprises in the mail to foreign customers when the mail

Android HTML5 in Application Cache

The application cache is introduced in HTML5, which means that the Web application can be cached locally and can access the Web application without a networkApplication Cache has a significant advantage in the following 3 areas1. Offline browsing:

[Android] uses JSON and sharedpreferences to store user-defined classes

First look at Google's official definition of sharedpreferences:The SharedPreferences class provides a general framework this allows you to save and retrieve persistent key-value pairs of primitive Data Types. You can use the SharedPreferences save

xenapp_xendesktop_7.6 three: AD, DNS server Planning and deployment

the microsoftactive Directory Service is the core component of the Windows platform and provides a powerful means for users to manage the identities and relationships of each component of the network Environment. Almost all of Microsoft's products

[tool development] Change nagios monitoring script to keepalived Monitor script

Recently in the development and office environment of High availability, using the keepalived;keepalived based on the Linux kernel support lvs, both high availability, and load balancing, very practical.Keepalived Monitoring Service status can be

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