command-prompt

问题 How do I change default startup directory for command prompt in Windows 7? I usually do the following to start command prompt from C:\ WIN-R (Run Prompt) cmd /K cd C:\ I want to do the following to start command prompt from C:\ WIN-R (Run Prompt) cmd 回答1: While adding a AutoRun entry to HKEY_CURRENT_USER\Software\Microsoft\Command Processor like Shinnok's answer is the way to go it can also really mess things up, you really should try to detect a simple cmd.exe startup vs a script/program

问题 I want to run a command which prompts me to enter yes/no or y/n or whatever. If I just run the command local("my_command") then it stops and asks me for input. When I type what is needed, script continues to work. How can I automatically respond to the prompt? 回答1: Starting from version 1.9 , Fabric includes a way of managing this properly. The section about Prompts in the Fabric documentation says: The prompts dictionary allows users to control interactive prompts. If a key in the dictionary

问题 I know that command line interfaces like Git and others are able to hide input from a user (useful for passwords). Is there a way to programmtically do this in Java? I'm taking password input from a user and I would like their input to be "hidden" on that particular line (but not on all of them). Here's my code for it (though I doubt it would be helpful...) try (Scanner input = new Scanner(System.in)) { //I'm guessing it'd probably be some property you set on the scanner or System.in right

问题 I'm trying to use javac with the windows command prompt, but it's not working. After adding the directory "C:\Program Files\Java\jdk1.6.0_16\bin\" to the end of the PATH environment variable, the java command works fine, but using javac gives me the following error: 'javac' is not recognized as an internal or external command, operable program or batch file. 回答1: If you added it in the control panel while your command prompt was open, that won't affect your current command prompt. You'll need

问题 I'm trying to use javac with the windows command prompt, but it's not working. After adding the directory "C:\Program Files\Java\jdk1.6.0_16\bin\" to the end of the PATH environment variable, the java command works fine, but using javac gives me the following error: 'javac' is not recognized as an internal or external command, operable program or batch file. 回答1: If you added it in the control panel while your command prompt was open, that won't affect your current command prompt. You'll need

问题 I am stuck badly into this. I am trying to execute following batch command which runs successfully on my system present on same network as remote server, typeperf "\192.168.1.247\Processor(_Total)\% Processor Time" -sc 2 But if I try to run the same command on another remote server present on same network, typeperf "\192.168.1.241\Processor(_Total)\% Processor Time" -sc 2 this gives me Error: No valid counters. Please let me know what could be the issue and what could be the possible solution

问题 I'm trying to create a .bat file which can enable/disable my ethernet adapter, but I don't have much knowledge about coding or the cmd syntax. I was thinking about using the netsh command in something like: IF " ~Ethernet adapter is enabled~ " GOTO :disable ELSE GOTO :enable :disable netsh interface set interface "Ethernet" disabled :enable netsh interface set interface "Ethernet" enabled How can I do it right? 回答1: If you are already familiar with the netsh interface command, why don't you

问题 When R is run interactively in a terminal which supports colors, it is possible to use ANSI escape sequences in order to put colors in the prompt, such as options(prompt = "\033[0;31mThis is red\033[0m> ") Unfortunately, something goes wrong because for long command lines, the line continuation override the prompt instead of being written in the next line. The problem gets worse when using several colors, because somehow each escape sequence "takes up some space" in the command line, up to

问题 C:\crp\cnp>sed -V GNU sed version 3.02 Copyright (C) 1998 Free Software Foundation, Inc....... C:\crp\cnp>type f.f a a a a a a Trying to replace 'a' with spaces. C:\crp\cnp>type f.f | sed -e s/a/\d032/g d032 d032 d032 d032 d032 d032 why isn't it working? I don't mind whether i'm finding or replacing spaces or new lines.. I just want to be able to specify them. It doesn't seem to be working and I don't know why. (Replacing spaces or a space, with f, doesn't work) C:\crp\cnp>echo a a | sed s/

问题 I am trying to copy an image from a path into the clipboard using the command line in windows. 回答1: Launch a Powershell script to copy file to clipboard there are plenty on the web like Copy image to clipboard using PowerShell 来源： https://stackoverflow.com/questions/57067702/copying-an-image-from-a-file-to-the-clipboard-using-batchfile