command-line

问题 When using this code to upload video's to YouTube, the title that gets named has the file extension at the end (in this case .mp4) for %%f in (*.mp4) do python --file="%%f" --title="%%f" 回答1: use for %%f in (*.csv) do echo "%%~nf" for more info do a for /? .. this is the part that you would liek to see In addition, substitution of FOR variable references has been enhanced. You can now use the following optional syntax: %~I - expands %I removing any surrounding quotes (") %~fI - expands %I to

问题 When using this code to upload video's to YouTube, the title that gets named has the file extension at the end (in this case .mp4) for %%f in (*.mp4) do python --file="%%f" --title="%%f" 回答1: use for %%f in (*.csv) do echo "%%~nf" for more info do a for /? .. this is the part that you would liek to see In addition, substitution of FOR variable references has been enhanced. You can now use the following optional syntax: %~I - expands %I removing any surrounding quotes (") %~fI - expands %I to

问题 I am using https://github.com/hcoles/pitest to write mutation tests on our existing Unit Test suite. We are getting an error as below: 12:09:40 PM PIT >> INFO : MINION : 12:09:40 PM PIT >> FINE : Expecting 1 tests classes from parent 12:09:40 PM PIT >> INFO : MINION : 12:09:40 PM PIT >> FINE : Tests classes received 12:09:40 PM PIT >> INFO : MINION : 12:09:40 PM PIT >> INFO : Found 0 tests 12:09:40 PM PIT >> INFO : MINION : 12:09:40 PM PIT >> INFO : Dependency analysis reduced number of

问题 I need to get the power value of a given number by user (as a command line argument) This is my code and it has comes up with a compilation error. Can anyone please help me ? class SquareRoot{ public static void main(String args []){ double power = Math.pow(args[0]); System.out.println("Your squared value is " + power); } } 回答1: This is because Math.pow needs two arguments. Something like: double power = Math.pow(Double.parseDouble(args[0]),2.0); See the javadoc. 回答2: Math.pow takes in two

问题 I am creating my first react-native app. I am attempting to install the react-native command line interface as shown here. I keep getting an error when I type the command to initiate the react-native command line OS: Windows 10 Node: 10.15.3 npm: 6.4.1 I am not behind a proxy I have removed the http and https environment variables Updating node and npm creates a different error as shown here Here's the error C:\>npm install -g react-native-cli npm ERR! Cannot read property 'startsWith' of

问题 I'm using FFmpeg for a small project so I built a GUI basic application for video editing here is the image Everything is working fine but I just want to avoid opening the terminal for the FFmpeg process the reason the terminal is opening is because I used os.system("FFmpeg command here") so is there a way to import FFmpeg completely and avoid using terminal and run in code if u have any idea please suggest and let me know for gui i used PYQT5 and python to code Thank you Tried using

问题 I have a json file in a directory and I need to replace the value of a key, add a new value key paire. The json file is in this form: { "Name" : "username", "Actionchecked" : { "Enablecheck" : true, "savecheck" : true, }, "User" : { //"user" : "pass" } } How can I add or append new key value "Authentication" and "newuser" for my json to look like that? { "Name" : "username", "Actionchecked" : { "Enablecheck" : true, "savecheck" : true }, "Authentication" : { "foo" : true, "poo" : false "User"

问题 I'm writing a batch script to automate some 3D printing processes. Right now, my code looks like this: echo connect COM5 230400>3dprint.txt echo load 3dprint01.gcode>>3dprint.txt echo print>>3dprint.txt type 3dprint.txt | C:\Printrun\pronsole.exe So Pronsole is a command-line application that takes user-inputted commands (like connect, load and print above). Above, I've made the batch file create a text file and pass that into the application - except when it hits the EOF, this causes

问题 I have a program that accepts a Cmd command as a command argument. Basically you call it this way: C:\MyProgram.exe del C:\test.txt The above command works fine. However when I try to do an xcopy command it fails: C:\MyProgram.exe xcopy C:\test.txt C:\Temp\Test2.txt The code of the program: class Program { static void Main(string[] args) { string command = GetCommandLineArugments(args); // /c tells cmd that we want it to execute the command that follows and then exit. System.Diagnostics

问题 So I've been trying to create a static library under Windows under MSVC by launching mingw32-make under Microsoft's x64 Command Line Tools. I get linker error LNK1561: entry point must be defined. For completeness, here's my Makefile. all: build\lib\libds.lib build\lib\libds.lib: build\obj\priority-queue.obj link /OUT:build\bin\libds.lib build\obj\priority-queue.obj build\obj\priority-queue.obj: libs/ds/priority-queue.c include/ds/priority-queue.h cl /Iinclude /c libs/ds/priority-queue.c /Fo