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BLE（一）概述&工作流程&常见问题 - 创客硬件开发 - 清泛IT社区，...
...的方式进行认证。
0x3 BLE常见问题蓝牙（bluetooth）同WIFI和zigbee等等网络协议一样，因此它的网络协议通信结构和它们大同小异。
因此，它的攻击手段不外乎鉴权攻击、密钥攻击、拒绝服务攻击等等几种手段，只不过随着具...
How should I handle “No internet connection” with Retrofit on Android
...ing getMessage() {
return "No network available, please check your WiFi or Data connection";
}
}
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Which terminal command to get just IP address and nothing else?
... getting the IP address becomes non-deterministic in case both a cable and wifi connections are established, when a machine has more than one ethernet interfaces, or when VPN tunnels are present.
Getting the external IP
If you need the external IP, then you can query a text-mode service, for examp...
Xcode suddenly stopped running project on hardware: “Could not launch xxx.app: .. No such file..” [c
..."telephony" as a required capability and I was trying to run the app on an WiFi-only iPad mini.
– chitza
Jan 1 '13 at 15:27
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Optimising Android application before release [closed]
...y usage:
check networking type and wait until user gets in the area with wifi or 3G (and not roaming) and only then allow him to use connection
use gzip for textual data whenever possible to speed up download and parsing
recycle complex java objects such as XmlPullParserFactory/BitmapFactory/Str...
PHP how to get local IP of system
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In my case (local IP in WiFi local network) I had to specify wlan0 instead of eth0 and to replace 'inet addr:' with 'inet adr:', possibly due to the locale used on my system (fr_FR). Other than that, this answer was the solution I was looking for. T...
Failed to execute goal org.apache.maven.plugins:maven-surefire-plugin:2.10:test
...at trouble my laptop is having connecting to the internet from my own home wifi. My firewall is also off under my secure router. Though, you make a valid point, so I'm going to definitely give it a shot, and I'll write back with the results.
– DoctorDep
Nov 1...
Why does npm install say I have unmet dependencies?
...
It happened to me when the WIFI went down during an npm install. Removing node_modules and re-running npm install fixed it.
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How to exclude certain messages by TAG name using Android adb logcat?
...le I am excluding a lot of noise from my log with the following:
tag:^(?!(WifiMulticast|WifiHW|MtpService|PushClient))
(The "tag:" isn't part of the regular expression, but tells LogCat to only apply the regex to the Tag field. If you use this trick in a saved filter then put just the regular exp...
How to access SOAP services from iPhone
...pp will only be used in a 4g environment with excellent signal, or only in Wifi, it might be more approriate. But in general with mobile networking, less is more.
– Vineel Shah
Oct 3 '12 at 15:36
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