Loop through a date range in Shell Script Here is a simple shell script which accept two date value as argument and perform desired action for date value in loop.daterange.sh #!/usr/bin/bash start=$1 end=$2 start=$(date -d $start +%Y%m%d) end=$(date -d $end +%Y%m%d) while [[ $start -le $end ]] do echo $start start=$(date -d”$start + 1 day”…
How GitLabForm brings configuration-as-code discipline to the messy reality of managing dozens (or hundreds) of GitLab projects Picture this: your team just onboarded three new projects. You need to protect the main branch, add the shared deploy key, configure merge request approval rules, wire up the Slack webhook, and set the right CI/CD variables — on every…
Check for Anagrams in Python Two strings are anagrams if they contain the same characters in the same frequency, just in a different order. For example, “listen” and “silent” are anagrams. Solution 1: Sort and Compare def is_anagram(s1, s2): return sorted(s1.lower()) == sorted(s2.lower()) print(is_anagram(“listen”, “silent”)) # True print(is_anagram(“hello”, “world”)) # False Solution 2: Using Counter…
I usually prefer to execute process in background so that we don’t need to worry if terminal got killed due to timeout or accidently. However, what if you want to kill the process then definitely you will you PID of that process to kill it. You may be interested to check all process which is…
While Writing custom module in ansible in ansible you need to setup ansible environment. If you are not aware from it you can follow step by step instruction in my post “Getting started with ansible“ After successfully setup ansible environment create your module directory inside “library/”. I have created module directory named “custom_module/” and module…
In HTML5 Void element doesn’t require closing tags. What are the Void Elements? A Void element is an element that can not allow to have any content in between the start and closing tags. Void elements only have a start tag; end tags must not be specified for void elements. Void elements: area, base, br,…
In php we can output strings in different ways as we can use echo or print to display output text. Difference between echo and print: echo and print are not functions but language constructs. Both are used to output strings.echo can take multiple parameters but print can take only one parameter.echo does not return any…
Getting started with Elasticsearch What is Elasticsearch? Elasticsearch is a search server based on Lucene. It provides a distributed, multitenant-capable full-text search engine with a RESTful web interface and schema-free JSON documents. Elasticsearch is developed in Java and is released as open source under the terms of the Apache License What is Apache Lucene ?…
If you working as a Linux administrator or as a DevOps engineer then you might get a use case where you need to run multiple bash scripts in parallel without waiting to finish execution of previous script. Let me show you possible ways to achieve this in bash script For e.g I have 5 bash…
Split String with a Delimiter in Shell Script You can use Internal Field Separator (IFS) variable in shell script to split string into array. When we set IFS variable then the assignment to IFS only takes place to that single command’s environment to read. It then parses the input according to the IFS variable value…
