Execute command after every command in bash
To execute a cmd before every command entered, set a trap on DEBUG. Eg. trap date DEBUG To execute that command before emitting a prompt, set PROMPT_COMMAND: PROMPT_COMMAND=date
command-line
How to parse command line output from c#?
There is one more way of getting all the output as events as and when they are output by the other console application cmd_DataReceived gets raised whenever there is output and cmd_Error gets raised whenever there is an error raised in the other application. If you want to parse the output, probably handling these events … Read more
Full command line as it was typed
You’re too late. By the time that the typed command gets to Python your shell has already worked its magic. For example, quotes get consumed (as you’ve noticed), variables get interpolated, etc.
How to generate 11 char hash key for Sms Retriever with Google App signing
Here is the complete step by step guide . Go to play console -> open app -> Release management -> App Signing -> Download Certificate . Like in below screen shot This will give you deployment_cert.der file Convert the deployment_cert.der file to a .jks file use below command keytool -importcert -alias YOUR_ALIAS -file deployment_cert.der -keystore … Read more
Open a file in Visual Studio at a specific line number
With VS2008 SP1, you can use the following command line to open a file at a specific line in an existing instance : devenv /edit FILE_PATH /command “edit.goto FILE_LINE” Source
Command-line tool for finding out who is locking a file
Handle should do the trick. Ever wondered which program has a particular file or directory open? Now you can find out. Handle is a utility that displays information about open handles for any process in the system. You can use it to see the programs that have a file open, or to see the object … Read more
Java: Check if command line arguments are null
The arguments can never be null. They just wont exist. In other words, what you need to do is check the length of your arguments. public static void main(String[] args) { // Check how many arguments were passed in if (args.length == 0) { System.out.println(“Proper Usage is: java program filename”); System.exit(0); } }
Adding command line options to CMake
Yeah, you should use the option command. You can set options from the command line this way: //CMakeLists.txt option(MyOption “MyOption” OFF) //Command line cmake -DMyOption=ON MyProjectFolder Note that -DMyOption must come before the path.
What is your single most favorite command-line trick using Bash? [closed]
Renaming/moving files with suffixes quickly: cp /home/foo/realllylongname.cpp{,-old} This expands to: cp /home/foo/realllylongname.cpp /home/foo/realllylongname.cpp-old
How to pass argument to Makefile from command line?
You probably shouldn’t do this; you’re breaking the basic pattern of how Make works. But here it is: action: @echo action $(filter-out $@,$(MAKECMDGOALS)) %: # thanks to chakrit @: # thanks to William Pursell EDIT: To explain the first command, $(MAKECMDGOALS) is the list of “targets” spelled out on the command line, e.g. “action value1 … Read more