Using regular in Android is a performance hazard

Scenario: Find out the number of occurrences of a keyword in a text messageUse the regular implementation method: Public Static int Findkeywordcount (string srctext, string keyword) { int count = 0; = pattern.compile (keyword); =

Execution failed for task ': App:clean '.

Android Studio Clean Project when the report of such a mistake, do not know what causes, how to solve?Find the answer here: http://stackoverflow.com/questions/32914499/error-execution-failed-for-task-appclean-unable-to-delete-file Note that the file

Android:configchanges Property

When you set the activity's android:configchanges, the screen will recall the various lifecyclesI actually test the discovery settingsandroid:configchanges= "Keyboardhidden|orientation" or not setThe OnCreate is also executed every time the screen

Genymotion 5.1.0 installs QQ and other arm architecture required apps

We all know that the Genymotion simulator can be said to be fast quasi-ruthless, very useful, if it is a personal developer, do not buy so many mobile phones, also do not bear the pain of the brush machine, you can test through the simulator, very

Android-four ways to completely exit the current application

The Android program has a lot of activity, such as the main window A, called sub-window B, if the direct finish () in B, then the next show is a. How do I close the entire Android app in B? I have summed up several relatively simple implementation

Hide status bar after iOS7.0 (Uistatusbar)

Phenomenon: After upgrading to iOS7, the presence of Uistatusbar causes the existing UI interface to be messed up. Reason: Since the absolute position of some controls was written dead, the code that originally hid Uistatusbar did not work

Xcode7 internationalization (according to the system language switch app display language)-Happy Lantern Festival!

The usual, on GIF.Here is the approximate flow of the configuration:This is the content and format of the. strings file to display Chinese.This is the content and format of the. strings file that you want to display in English.Here is the App name

iOS development--Judging phone formats

Add NSString Categories1. In Nsstring+check.h, add the method;-(BOOL) checkphonenuminput;2. In the nsstring+check.m file;-(BOOL) checkphonenuminput{NSString * MOBILE = @ "^1 (3[0-9]|5[0-35-9]|8[025-9]|70|77) \\d{8}$";NSString * CM = @ "^1 (34[0-8]| (

Hide the Android title bar

Hide title barMethod "1", add requestwindowfeature (window.feature_no_title) to the activity's OnCreate () method;That is: (remember: This code should be written in front of Setcontentview ())void onCreate (Bundle savedinstancestate) { ...

iOS Auto lock screen

#import @interface elcuiapplication: uiapplication {nstimer *_idletimer; Nsinteger timecount; }@end#import "ELCUIApplication.h"@implementation elcuiapplication-(void) Sendevent: (uievent *) event { [Super sendevent: event]; if (_idletimer= =Nil)

iOS events (touch, move, shake)

1 //Start Touching2- (void) Touchesbegan: (Nsset *) touches withevent: (Uievent *)Event3 {4NSLog (@"you touch the screen.");5 }6 //Moving7- (void) touchesmoved: (Nsset *) touches withevent: (Uievent *)Event8 {9NSLog (@"Finger Movement");Ten } One

Android integrated Sina Weibo sharing and authorization (on)

2014-05-05 20:16 10663 People read Comments (8) favorite reports Classification:Android (+)Copyright NOTICE: This article for Bo Master original article, without Bo Master permission not reproduced.Directory (?) [-] The first part runs

Set Android ADB environment variables under MAC

1. Locate the ADB local pathADB put in Platform-toolsMy path is (/users/android-sdk-macosx/platform-tools)2. Open the terminal and go to the SDK folderTouch. Bash_profileOpen-e. Bash_profileCreate a new. bash_profile file, and then open and edit it.

Android Sina Blog Share issues summary

Classification:Android (+)Copyright NOTICE: This article for Bo Master original article, without Bo Master permission not reproduced.Directory (?) [-] I encounter bug 1 SSO package or SINGN error BUG2 SSO Login Authorization code does

Adding a prefix header to an IOS project

The IOS SDK API for New Relic Mobile requires modification of your project ' s prefix header. If your project does not has one, follow these steps to add it.From your Xcode menu, select File > New > File ...From the IOS template options, select

iOS Development certificate "Invalid issuer of this certificate" workaround

After years came to the company found a lot of certificates are invalid. Here's the solution.Workaround: 1. Download the Https://developer.apple.com/certificationauthority/AppleWWDRCA.cer certificate, and then double-click Install. 2. Over the

Node Express new Project default main file App.js

varExpress = require (' Express ');varPath = require (' path ');varFavicon = require (' Serve-favicon '));varLogger = require (' Morgan ');varCookieparser = require (' Cookie-parser '));varBodyparser = require (' Body-parser '));varRoutes = require (

Two ways to quit programs in Android

Transferred from: http://blog.sina.com.cn/s/blog_5da93c8f0100t76l.htmlThinking: How to safely exit the program?Finish is the activity class, only for the activity, when the call to finish (), only the activity pushed to the background, and did not

Classes could not being found:-Solutions to Android.support.v7.internal.app.WindowDecorActionBar problems

Reprinted to----http://my.oschina.net/u/2425146/blog/546649?fromerr=aDYrFDVx. Only for personal collection use, there are reproduced friends please continuous original author, thank youJust entered the studio of the small partners encountered a lot

"Android" 12.2 Start and close activity with intent

Category: C #, Android, VS2015;Date created: 2016-02-23 I. INTRODUCTIONAndroid applications generally have multiple activity, in the activity, by calling the StartActivity method, and in the Method's parameters to pass the intent object, you can

Total Pages: 5220 1 .... 4687 4688 4689 4690 4691 .... 5220 Go to: GO

Contact Us

The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion; products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the content of the page makes you feel confusing, please write us an email, we will handle the problem within 5 days after receiving your email.

If you find any instances of plagiarism from the community, please send an email to: info-contact@alibabacloud.com and provide relevant evidence. A staff member will contact you within 5 working days.

A Free Trial That Lets You Build Big!

Start building with 50+ products and up to 12 months usage for Elastic Compute Service

  • Sales Support

    1 on 1 presale consultation

  • After-Sales Support

    24/7 Technical Support 6 Free Tickets per Quarter Faster Response

  • Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.