Read password from stdin [duplicate]
>>> import getpass >>> pw = getpass.getpass()
prompt
Have bash script answer interactive prompts [duplicate]
A simple echo “Y Y N N Y N Y Y N” | ./your_script This allow you to pass any sequence of “Y” or “N” to your script.
Detecting Unsaved Changes
Using jQuery: var _isDirty = false; $(“input[type=”text”]”).change(function(){ _isDirty = true; }); // replicate for other input types and selects Combine with onunload/onbeforeunload methods as required. From the comments, the following references all input fields, without duplicating code: $(‘:input’).change(function () { Using $(“:input”) refers to all input, textarea, select, and button elements.
Sum of two numbers with prompt
The function prompt returns a string and + is (unwisely, perhaps) used for both string concatenation and number addition. You do not “specify types” in JavaScript but you can do string to number conversion at run time. There are many ways to so this. The simplest is: var a = +prompt(“Enter first number”); var b … Read more
In Windows cmd, how do I prompt for user input and use the result in another command?
Try this: @echo off set /p id=”Enter ID: ” You can then use %id% as a parameter to another batch file like jstack %id%. For example: set /P id=Enter id: jstack %id% > jstack.txt
Command to run a .bat file
“F:\- Big Packets -\kitterengine\Common\Template.bat” maybe prefaced with call (see call /?). Or Cd /d “F:\- Big Packets -\kitterengine\Common\” & Template.bat. CMD Cheat Sheet Cmd.exe Getting Help Punctuation Naming Files Starting Programs Keys CMD.exe First thing to remember its a way of operating a computer. It’s the way we did it before WIMP (Windows, Icons, Mouse, … Read more
Run Command Prompt Commands
this is all you have to do run shell commands from C# string strCmdText; strCmdText= “/C copy /b Image1.jpg + Archive.rar Image2.jpg”; System.Diagnostics.Process.Start(“CMD.exe”,strCmdText); EDIT: This is to hide the cmd window. System.Diagnostics.Process process = new System.Diagnostics.Process(); System.Diagnostics.ProcessStartInfo startInfo = new System.Diagnostics.ProcessStartInfo(); startInfo.WindowStyle = System.Diagnostics.ProcessWindowStyle.Hidden; startInfo.FileName = “cmd.exe”; startInfo.Arguments = “/C copy /b Image1.jpg + Archive.rar … Read more
Write a c++ function that will prompt a user for an integer and convert it to binary and print in reverse order [duplicate]
The error message is pretty clear: you declared that your function would return an int, but you never did.