File is edited. File is saved. Bash script is run upon save. Browser refreshes itself to automatically show the changes. Windows, OS X, Linux Any suggestions? This seems like such an important thing that’s constantly overlooked, and I would greatly appreciate learning how to achieve this between all maj…
Tag: bash
Colour code files based on extension in linux
I was wondering if in linux there were a way to coulor files by extension, so that, for example a .py or a .C file would have a different color. So far, all I managed to do is to change the colouring scheme in the ~/.bashrc file to distinguish directories, executables etc. but no way to colour code the files
Ansible: copying one unique file to each server in a group
I have a series of numbered files to be processed separately by each server. Each split file made using linux split and then xz compressed to save transfer time. split_001 split_002 split_003 … split_030 How can I push these files out to a group of 30 servers with ansible? It does not matter which serve…
Concatenating file names into string for a function
I’m trying to concatenate a bunch of files into a string so I can use them for a function. As a test script I’m trying to do this: but I’m getting the error: but they are most definitely there can I get some advice please? Answer Change the last line to mv $A ./stuff That should work with fi…
Bash: Using filenames as commands with the wildcard
I was playing around in my terminal earlier and discovered that I can execute single word commands (‘ls’,’cat’,’python2.7′,’exit’) by making a file or directory named the same thing as the command. However, I can’t execute ‘multi-word’ commands…
Bash: Determine partially deleted content [closed]
Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. This question does not appear to be about a specific programming problem, a software algorithm, or software tools primarily used by programmers. If you believe the question would be on-topic on another Stack …
How to detect how often a button has been pushed consecutively?
I want to monitor the output of a command which keeps running infinitely and prints a line every now and then. It displays events of a hardware button and each line indicates a push. My script is supposed to run other commands when it receives lines, but the problem is that not the content of those lines deci…
Unable to get correct output in linux script
I wanted to get the remaining(free) percentage of RAM usage as output storing in variable for further processing. Instead m getting $ac output as Please help Answer works fine for me. (BTW, awk can do grep’s work too: )
Why count differs between ls and ls -l linux command?
I had a directory with number of files and need to check the count of files present in it. I tried the following two commands: and found there are differences while using both commands. (ie. number of files is greater in the usage of second command while comparing to the first command.) I would like to know t…
How to suppress npm WARN deprecated messages in bash
I have several version of node.js installed in Linux Mint 18.0. I manage them using nvm. Because of a project dependency, I need to have version 0.10 as the default version (nvm use 0.10). As a result of this, every time I start my terminal, I get the following output: How do I suppress these messages? Answer…