Mobile Develop

Recently wrote a custom countdown control in the project, the effect is that after the countdown begins, Hearts are gradually filled. Effects such as:It is divided into two parts: a timer and a drawing bitmap.Timers use the timer and TimerTask to

This article is translated from the right value reference interpretation of the classic article, if English is also possible, go directly to the original English. Thbecker.net/articles/rvalue_references/section_01.htmlRvalue references are an

Haven't written a blog for a long time, really too busy, no time to write. Now finally idle down, today will introduce you to iOS development in the use of GCD.Beginners to start learning, perhaps the multi-threading is very confused, then what is a

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Original address:sharedpreferences usage in Android Bad and badSharedpreferences Introduction:Do software development should know, a lot of software will have configuration files, which store the program running in the various property values,

PerformClick is the use of code to invoke the control's Click event (simulating manual touch control)boolean Android.view.View.performClick ()Call this view's Onclicklistener, if it is defined. Returns: True There was a

This article is really good, http://www.freemindworld.com/blog/2013/131010_360_wifi_in_linux.shtml.However, because of the patent problem, the official website does not seem to directly provide driver download. However, under Ubuntu there is a PPA

1. Method definitionCall Method:Syntax: Call ([thisobj[,arg1[, arg2[, [,. ArgN]]])Definition: Invokes one method of an object, replacing the current object with another object.DescriptionThe call method can be used to invoke a method in place of

The user can quickly click on a button multiple times because the phone responds slowly or is the cause of God's horse. Then there may be a problem: like submitting data multiple times ...This is often the case in development, when a button is

Android using getwritabledatabase () and thegetreadabledatabase ()method can be used to obtain a database for manipulating theSqlitedatabaseinstance. getreadabledatabase () method is to open the database read-write first, if the database disk

In a world only you and unknown, not to explore the unknown, clinging to a place, what exactly are you guarding?As a current Android programmer, may have written in the past Delphi code, may go back to build the server. Anyway, you're an Android

Yesterday in the company project encountered spinner color, font, size confusion. So let's summarize this knowledge today. This is actually very simple, to change the font, color and size, is not to use the system comes with the style. You can write

MVC is a specification that all object-oriented programming languages should adhere to, and MVC's idea is to divide an application into three basic parts: model, view, and controller (Controller), which work together with minimal coupling to improve

+ (UIImage) imagenamed: (NSString) name+ (UIImage ) imagenamed: (nsstring ) nameThis load will be cached, the memory occupied by the image will remain in the program, name is the picture file name UIImage *textviewBackgroundImage= [[UIImage

First, using Gestureoverlayview for gesture recognition:1. Use gestures Builder to generate gesture files, gestures Builder for the sample project in the SDK, using New-->other-->android-->android sample project-- >gestures Builder creates a sample

android:gravity/android:layout_gravity differences:Android:gravity is to set the view inside the content relative to the location of the view, such as setting the button inside the text relative to the left side of the view, middle position. (You

I. Generation and transmission of eventsAfter a touch event occurs, the system adds the event to an event queue managed by uiapplicationUIApplication takes the first event from the event queue and distributes the event for processing, typically

The difference between HTTP 1.0 and http1.1On a TCP connectionOnly one TCP channel should be established after 1.1 each timehttp1.0 each request requires a new TCP connection and the connection cannot be reused.The http1.1 request can be sent on top

Sometimes we have to implement the "push button and Release button, button background picture (color)" effect, we can use selector to achieve1. Write the XML code:Create a new XML file in the project's res/drawable directory and add the relevant

DescriptionThis is not a technical article, but because the recent project to a few new Android, so I figured in the code style for a unified, so there are the following and a few articles later.Java file internal UI component variables