Mobile Develop

The file class, which is a static class, is mainly used to provide some function libraries. Static utility classes provide a number of static methods that support basic operations on files, including creating, copying, moving, deleting, and opening

0x00 PrefaceRecently in learning Android security, see the 52 hack above with an analysis of the 2014 Ali Security Challenge's second Crackme article. Reminds me of my memory, it is my first time to participate in the security game, in the security

Brief tutorialsIt is a perpetual calendar plug-in with the lunar calendar, made using jquery combined with swiper.js. The perpetual calendar is similar to Baidu's perpetual calendar, with lunar dates. Users can choose a different date by using a

What is Swissarmyknife?Swissarmyknife is a convenient tool for debugging the Android UI, compatible with all Android versions and does not require root access. You can display the boundaries of all the controls in the current activity (whether or

First of all we need to have network permissions, and then we match the network request is the previously encapsulated okhttp,okhttpVery simple and convenient, directly copied in, rely on the package, and then call the method.Here is the picture

Runtime immutable groups __nsarray0 and __nsarrayi in IOSYou may have all encountered an immutable group in a project to avoid the processing of arrays out of bounds: runtime, however, sometimes it does not solve all the problems, because the

Now the general mobile phone will have a function of the alarm clock, if using Android to implement an alarm clock can be implemented using Atarmmanager. Atarmmanager provides a system-level prompt service that allows you to schedule a service to be

This paper records some problems encountered in the use of Nios and related causes analysis and solutions, make a summary convenient for later review. I also hope to help the siege lions with the same problems. This article has been updated for a

Recently in the study of Android graphics in the drawing series, according to the idea of the great God, find gourd painting scoop realized a switch, under:Record the implementation method:1. Painting backgroundShape, divided into two semicircle

First in the setup inside the plugins inside download Install plugin:After installation, you will be prompted to restartAnd that's how it's used:Use of Butterknife:First add this sentence to the Build.gradle (APP):Compile '

I wanted to experiment with two switches, but after entering one of the switches through the console port, I found that the iOS file of the exchanger was missing.Should normally enter the switch after the first into the user mode, and the prompt

The concept of multi-threaded security in iOS is met in many places, why unsafe, unsafe and how to define, in fact, is a topic worth probing.Shared state, multi-threaded common access to the property of an object, in iOS programming is a very common

The previous article I wrote the Android steal feature, then you will find that there is a candid featureThe effect is as follows:In fact, candid and steal the way the implementation is the same, are used to WindowManager to draw the principle of

Recently in a new deployment of the server with MAN-F access to help information when the encounter unexpectedly will be reported "nothing appropriate", then thought it was man did not install and then use Yum installed, the results found that man

When we write the project, we need to add a lot of pictures, this time in addition to the X-code-->assets file to add pictures, you can also add the program bundle, so thatThe project looks relatively neat, but also looks more professional, the

Error: "Hibernate xxx is not mapped" cause:The Xxx.hbm.xml file was not published to target in the appropriate directory.Workaround:Pom.xml, add the following code in the node: src/main/java src/main/java

MCSDK IntroductionThe BIOS Mcsdk is a set of components for TI's high performance multicore DSPs, including: Sys/bios Real-time operating system Chip support libraries, drivers, and basic platform utilities Run-time libraries (OpenMP, Openem)

System sound and vibration should first be introduced into the system library: Audiotoolbox.frameworkReferences: #import 1. Call Vibration:Audioservicesplaysystemsound (ksystemsoundid_vibrate);2, call system soundA. Call

The code is as follows1 Public StaticListGetallmusic (Context context) {2 musics.clear ();3 4Uri uri=MediaStore.Audio.Media.EXTERNAL_CONTENT_URI;5 /**6 * Public String name;//song name7 Public String author;//singer8 Public String

In the actual development of iOS, sometimes it involves saving the state of the program for the next recovery, or recording the user's preferences and the user's login information, etc. This involves the persistence of data, the so-called data