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Android 4.3 Bluetooth Low Energy unstable

...tt implementation. I often see even on modern devices with Android 5, that Wifi interferes withs bluetooth and vice versa. As a last resort, turn off wifi to stabilize bluetooth. Tutorial for beginners A pretty OK entry point for newcomers could be this video tutorial: Developing Bluetooth Smart ...
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How do I see if Wi-Fi is connected on Android?

...ivityManager) getSystemService(Context.CONNECTIVITY_SERVICE); NetworkInfo mWifi = connManager.getNetworkInfo(ConnectivityManager.TYPE_WIFI); if (mWifi.isConnected()) { // Do whatever } NOTE: It should be noted (for us n00bies here) that you need to add <uses-permission android:name="andro...
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30条爆笑的程序员梗 PHP是最好的语言 - 轻松一刻 - 清泛网 - 专注C/C++及内核技术

...准备收你那个 10 秒时长,20 个字的笑话了。 抱歉,你的连接超时了。你好,你想听 TCP 的笑话么 。 30.问题 从前有个程序员遇到了一个问题。他想,没事,我懂,用线程就好了。现他有两个问题了。 原文:http://www.phpxs.com/pos...
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Android应用开发性能优化完全分析 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...隔。 后台任务要尽可能少的唤醒CPU,譬如IM通信的长连接心跳时间间隔、一些应用的后台定时唤醒时间间隔等要设计合理。 特殊耗电业务情况可以进行弹窗等友好的交互设计提醒用户该操作会耗用过多电量。 可以看...
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Determine device (iPhone, iPod Touch) with iOS

...Pad"; if ([platform isEqualToString:@"iPad2,1"]) return @"iPad 2 (WiFi)"; if ([platform isEqualToString:@"iPad2,2"]) return @"iPad 2 (GSM)"; if ([platform isEqualToString:@"iPad2,3"]) return @"iPad 2 (CDMA)"; if ([platform isEqualToString:@"iPad2,4"]) return @"iPa...
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iOS Detect 3G or WiFi

...tus == NotReachable) { //No internet } else if (status == ReachableViaWiFi) { //WiFi } else if (status == ReachableViaWWAN) { //3G } share | improve this answer | ...
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Awk学习笔记 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...正则表达式 < <= > >= != == 关系运算符 空格 连接 + - 加,减 * / & 乘,除与求余 + - ! 一元加,减和逻辑非 ^ *** 求幂 ++ -- 增加或减少,作为前缀或后缀 $ 字段引用 in ...
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How to programmatically create and read WEP/EAP WiFi configurations in Android?

How to programmatically create and read WEP/EAP WiFi configurations in Android? 5 Answers ...
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Unable to resolve host “”; No address associated with hostname [closed]

... Check your WiFi connection : ) – Viktor Apoyan Feb 24 '12 at 12:18 add a comment  |  ...
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Detect network connection type on Android

...onnected()); } /** * Check if there is any connectivity to a Wifi network * @param context * @return */ public static boolean isConnectedWifi(Context context){ NetworkInfo info = Connectivity.getNetworkInfo(context); return (info != null &amp;&amp; in...