大约有 2,000 项符合查询结果（耗时：0.0206秒） [XML]
Socket 错误返回码详解 - C/C++ - 清泛网 - 专注C/C++及内核技术
...AESOCKTNOSUPPORT (10044) 不支援的socket型別
目前使用的WinSock版本不支援函式所指定的socket型別。舉例來說，完全根據WinSock 1.1版的規格書發展的WinSock協定核心，並不支援SOCK_RAW這個socket型別。在呼叫socket()函式時，位址家族選 AF_INET...
App Inventor 2开发简单计算器 - App Inventor 2 中文网 - 清泛IT论坛，有思想、有深度
...事件处理程序，蓝色块代表过程，橙色块代表全局变量，绿色块代表组件或组件的属性。这个程序中用到的组件个数虽然多，但种类很少。从图中可以看出，关联度最高的是全局变量后数，所有的按钮点击事件都与之相关联，因...
How to get a list of current open windows/process with Java?
...
This is another approach to parse the the process list from the command "ps -e":
try {
String line;
Process p = Runtime.getRuntime().exec("ps -e");
BufferedReader input =
new BufferedReader(new InputStreamReader(p.getInputStream()));
while ((line = input.readLine()) !=...
Closing Database Connections in Java
...with them, something like that:
Connection conn = null;
PreparedStatement ps = null;
ResultSet rs = null;
try {
// Do stuff
...
} catch (SQLException ex) {
// Exception handling stuff
...
} finally {
if (rs != null) {
try {
rs.close();
} catch (SQLE...
Can I get “&&” or “-and” to work in PowerShell?
.../27: The &&operator is now available for PowerShell 7 Preview 5+:
PS > echo "Hello!" && echo "World!"
Hello!
World!
share
|
improve this answer
|
follow...
How do I get the current username in Windows PowerShell?
...ect as argument 2.
Usage:
$cred = Get-Credential UserTo.RunAs
Run-AsUser.ps1 "whoami; pause" $cred
Run-AsUser.ps1 "[System.Security.Principal.WindowsIdentity]::GetCurrent().Name; pause" $cred
Contents of Run-AsUser.ps1 script:
param(
[Parameter(Mandatory=$true)]
[string]$script,
[Paramete...
Does PowerShell support constants?
...rom http://poshcode.org/4063
function Set-Constant {
<#
.SYNOPSIS
Creates constants.
.DESCRIPTION
This function can help you to create constants so easy as it possible.
It works as keyword 'const' as such as in C#.
.EXAMPLE
PS C:\> Set-Constan...
记录一些Mac OS X技巧 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...es -bool false
killall Finder
修改终端的提示文字
环境变量PS1就是终端的提示文字格式，默认为“\h:\W \u\$”，可以用echo来查看：
echo $PS1
PS2则是换行后的提示符，默认为“>”。
部分可使用的格式有（完整的可以运行man bash，...
Setting Windows PowerShell environment variables
...our profile to initiate the
settings. On startup, PowerShell will run any .ps1
files it finds in the WindowsPowerShell directory under
My Documents folder. Typically you have a profile.ps1
file already there. The path on my computer is
C:\Users\JaredPar\Documents\WindowsPowerShell\profile.ps1
...
MediaHelper 媒体助手扩展：从媒体文件提取元数据和专辑封面 · App Inventor 2 中文网
... 首页 教育 中文教育版 各版本对比 App上架指南 入门必读 IoT专题 AI2拓展 Aia Store 关于 关于我们 发布日志 服务条款 ...