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Sockets: Discover port availability using Java
...art port: " + port);
}
ServerSocket ss = null;
DatagramSocket ds = null;
try {
ss = new ServerSocket(port);
ss.setReuseAddress(true);
ds = new DatagramSocket(port);
ds.setReuseAddress(true);
return true;
} catch (IOException e) {
} fin...
Why does this async action hang?
... 4.5 application calling a method using C#'s new async and await keywords that just hangs and I can't see why.
5 Answer...
App Inventor 2 PhoneInfo 拓展：获取手机等设备软硬件、版本等相关信息 ·...
...
App Inventor 2 PhoneInfo 拓展：获取手机等设备软硬件、版本等相关信息
PhoneInfo 拓展
使用方法
GetDeviceID
GetPhoneNumber
GetMacAddress
GetPhoneModel
Ge...
Make .gitignore ignore everything except a few files
...
# Whitelist some files
!.gitignore
!README.md
# Ignore all files named .DS_Store or ending with .log
**/.DS_Store
**.log
# Whitelist folder/a/b1/ and folder/a/b2/
# trailing "/" is optional for folders, may match file though.
# "/" is NOT optional when followed by a *
!folder/
folder/*
!folder/a...
php 获取操作系统、浏览器版本信息（持续更新） - 更多技术 - 清泛网 - 专...
php 获取操作系统、浏览器版本信息（持续更新）有时我们需要在服务器端收集用户操作系统版本，以及用户使用何种浏览器等信息，本文主要提供getOS、getBrowser、getBrowserVer三个方法，对网上各方法进行测试汇总整理，持续更新...
Wi-Fi 是什么的缩写 - 程序人生、谈天论地 - 清泛IT论坛，有思想、有深度
...惭愧地低下了头，作为设计师整天说 hi-fi lo-fi prototyping，怎么就没想到是 wireless fidelity 呢。但反省过后，我开始质疑（客户）了，Wi-Fi 真的是 wireless fidelity 的缩写吗？如果去查资料，绝大多数地方提及 Wi-Fi 时都会标注 Wi-Fi 是...
Wi-Fi 是什么的缩写 - 创意 - 清泛网 - 专注C/C++及内核技术
...惭愧地低下了头，作为设计师整天说 hi-fi lo-fi prototyping，怎么就没想到是 wireless fidelity 呢。但反省过后，我开始质疑（客户）了，Wi-Fi 真的是 wireless fidelity 的缩写吗？
如果去查资料，绝大多数地方提及 Wi-Fi 时都会标注 Wi-Fi 是...
What's the difference between dynamic (C# 4) and var?
...nd it, and explode in a shower of sparks.
With dynamic, properties / methods / operators / etc are resolved at runtime, based on the actual object. Very handy for talking to COM (which can have runtime-only properties), the DLR, or other dynamic systems, like javascript.
...
How can I easily view the contents of a datatable or dataview in the immediate window
...
public static void DebugDataSet ( string msg, ref System.Data.DataSet ds )
{
WriteIf ( "===================================================" + msg + " START " );
if (ds != null)
{
WriteIf ( msg );
foreach (System.Data.DataTable dt in ds.Tables)
{
...
How can I change the color of a part of a TextView?
...
Thank you for this answer! This is more like NSAttributedString in iOS :) To be even more flexible, replace text.lenght by text2.indexOf(CepVizyon.getPhoneCode()) which allow you to don't knowing the first part of the String.
– iGranDav
Feb 2...