.bat file: How setlocal enabledelayedexpansion came the rescue
Recently I was working on a script that verifies the service state for (RUNNING or PAUSED) and depending on the state, it should run some scripts. The problem was, I…
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iTerm initialisation script
Here's an Apple Script that allows to automate iTerm sessions. tell application "iTerm" activate set W to (create window with default profile) if W = missing value then set W…
(Android) When Cordova builds suddenly start failing
I had to install a new plugin but in order to start fresh, I removed my platform/android folder and did run cordova prepare android . Without realising it, cordova-android when…
Verify if server supports a particular TLS version
Recently disabled supported for TLS 1.1 on my server. To test if everything was working fine, I used curl. # Should fail curl -I -v --tlsv1.1 --tls-max 1.1 https://myserver.com/v1/ #…
CLI Zip Cheatsheet
# Instead use the -r option ``` $ zip -r src.zip ./src/ § zip src.zip ./src/**/* <-- Dont do this - Globs won't work as expected ``` # List zip…
Protect your server against attacks by adopting SSH Key as your
In your local machine (the one that will be establishing the connection to the server) do: ssh-keygen -b 4096 Generating public/private rsa key pair. Enter file in which to save…
MacOS: When suddenly, after a system crash, mysql server instance no longer starts. What can I do?
Recently, after a system crash and consequent system reboot, mysql stopped working. I tried to manually start the server but had no luck on this. sudo /usr/local/mysql/support-files/mysql.server start Tried to…
CWD (current working directory) is incorrect when a bash scripts is double clicked. How can we fix this?
When we get started with bash scripting, one of the most frequent problems we come across is the incorrect CWD (current working directory). This is problematic when we expect to…
How to copy files from one folder to another using unix command line (the rsync way)? (Basic usage)
Copying files around is probably one of the most common reasons why we create bash files. We could be using unix cp but there are more powerful ways available. The…
How to copy files and directories between two unix systems using rsync
Wikipedia describes rsync as follow: "rsync" is a utility for efficiently transferring and synchronizing files between a computer and an external hard drive and across networked computers by comparing the…