iOS Phase Learning 18th Day Notes (archive and archive operations)

iOS Learning (OC language) Knowledge Point finishingI. Archiving and unpacking operations1) Archiving is a process that stores one or more objects so that they can be restored later, including storing the object in a file and then reading it

Android APK Anti-compilation details (drawings)

This article Android anti-compilation tutorial, test environment:Win7 Ultimate x64Ubuntu 12.04 x86_x64Anti-compilation toolkit Download (2012-10-10 update)One, APK anti-compilation get Java source codeDownload the anti-compilation toolkit above,

Objective-c (16, memory management, auto-release pool, ARC, strong pointer, weak pointer, method family)--ios Development Basics

Combining the previous study notes and referring to the full solution of Objective-c Programming (third edition), this paper summarizes the objective-c knowledge points. Knowledge points have been changing, just as a reference to the official Apple

android-Style and Themes

android-Style and Themesthe difference between a style and a theme theme1,theme is for the form level, change the form style2,style is for the form element level, changing the style of the specified control or layouttwo ways to use style1, create

C # Use and encryption of App. config for WinForm applications

C # Use and encryption of App. config for WinForm applications2013-08-06 14:21:14  |  Category: Visual Studio | Tags:. NET Deployment configuration file | report | Font Size Subscribe    Download Lofter Clientwhen we write a C # application,

Android 5.0 announces the full 64-bit era of arm platform

Android 5.0 announces the full 64-bit era of arm platformOctober 2014, Android 5.0 release, Android 5.0 support 64-bit CPU, Android 5.0 fully enable the art run mode, when the program is installed, pre-compiled, the new operating environment can

Android and Unity Interaction Research

Android and Unity Interaction ResearchReprint Please specify source: http://blog.csdn.net/crazy1235/article/details/46733221 Android and Unity Interaction Research The origin of unity and Android interaction Unity Simple

Android advanced Blur technology for how to achieve the effect of frosted glass

Since the iOS system introduced the Blur effect, that is, the so-called frosted glass, blur effect, matte effect, the big system began to race to imitate, this is how a effect, we first look at, such as the following picture:Effect we know, how to

Android screen size (from web grooming)

Dip or DP (density-independent pixels)Length (true length): inches, inchPixels per inch dpi (screen density)Pixels: pxDip formula: px/dip=dpi/160 (screen pixel/dip = screen density/160), inch = Px/dpi,dip=160*inchScreen 320*480, the number of pixels

Android-Single and dual sim settings

ProblemThe card slot icon is displayed in the status bar, but the actual machine is only a single card slot.Dsds:dual Sim Dual Standy, that is, dual sim double standby; Dsda:dual Sim Dual Active, dual sim"Resolution Process"Global search

QT window fade effect, window shake effect, mouse move window

//Window Fade effectvoidMainwindow::closewindowanimation ()//Close Window Effect{qpropertyanimation*animation =NewQpropertyanimation ( This,"windowopacity"); Animation->setduration ( -); Animation->setstartvalue (1); Animation->setendvalue (0);

IOS Bulk Update database with Fmdb transactions

When it comes to "business", I think that SQLite itself is supporting transactional operations, Fmdb as the upper package of SQLite also support the transaction, so that so many students do not understand the word "business" to explain it: usually

Android cultivation path-get the height of the soft keyboard

Automatically eject the soft keyboard editText = (EditText) findViewById(R.id.edit_text); editText.setFocusable(true); editText.setFocusableInTouchMode(true); editText.requestFocus(); InputMethodManager imm = imm.showSoftInput(

iOS Development Summary (A0)-Class, variable, enum, method naming conventions and good practices

Reference effective Objective 2.0 item use clear and consistent naming recommendations1. Method Name: Apply the Hump nomenclature, methods name should be able to show how the method is doing, do not worry about the name process, because when used,

Open source code for the database table structure update mechanism for iOS

Release the open source code for the previous period:ArdbconfigOn the IOS, provide a database table structure update mechanism, ensure that the user in any version of the installer, the Database structure to ensure adapter.(on iOS, a mechanism for

Android Memory leak analysis combat

Introduction to memory leaksJava can guarantee that when there is no reference to the object, the object will be reclaimed by the garbage collector, compared to the C language's own application of the memory itself, the Java programmer is much

Manager app account password management in Tomcat

There is a tomcat-users.xml file under the Conf folder in the Tomcat root directoryFill in the content as followsAccount number is TomcatPassword is mytomcatadminManager app account password management in Tomcat

How to get the app version number in Android

Application Scenarios:1. Display the version number of the application in the interface;2, the user launches the application, the background to determine whether the application is the latest version.Each of these scenarios requires that the app's

Firefly 3288 re-authoring Android and Lubuntu dual system firmware

Re-authoring Android and Lubuntu dual-system firmwareBecause I modified the Lubuntu drive and equipment tree information, in order to facilitate the burning system, so the re-production of dual-system firmware. The Firefly wiki tutorial has a way to

Get time and get time interval under iOS

----------------------------------1, Gets the current time// Get system Current timensdate *currentdate = [ nsdate date ]; NSDateFormatter *dateformatter=[[nsdateformatter alloc] init];[dateformatter setdateformat:@ "YYYYMMdd"];nsstring

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