How to create associative array from a comma separated string with key/value pairs in Bash script

Published on November 5th 2024 - Listed in Linux Shell Bash Coding - 0 comments

How to show the keys from JSON output on the Linux Shell

Published on October 31st 2024 - Listed in Linux Shell Coding - 0 comments

Rewrite Perl script with HTML::Strip to use newer HTML::Restrict module

Published on July 17th 2024 - last updated on July 24th 2024 - Listed in Linux Perl Coding - 0 comments

Patching check_swap Nagios / Monitoring plugin to run without thresholds

Published on June 24th 2024 - last updated on October 1st 2024 - Listed in Monitoring Coding Icinga Nagios Linux - 0 comments

Monitoring Brother network printer with SNMP and alert when low on toner

Published on June 13th 2024 - Listed in Hardware Monitoring Coding Perl Network Icinga - 0 comments

Travis CI builds fail with expired key error on MongoDB APT repository

Published on June 12th 2024 - Listed in Cloud Coding Linux MongoDB - 0 comments

How to set default values for empty vars_prompt variables in Ansible

Published on April 26th 2024 - last updated on April 27th 2024 - Listed in Ansible Coding - 0 comments

How to iterate through a nested JSON, search for a specific value and print the key with Python

Published on February 27th 2024 - Listed in Coding Python - 0 comments

How to handle JSON decode error in Python script with try and except

Published on February 20th 2024 - Listed in Coding Python - 2 comments

Why does a Python variable keep the default value although changed inside a function?

Published on February 16th 2024 - last updated on February 17th 2024 - Listed in Coding Python - 0 comments

How to create a Python function which accepts multiple input arguments

Published on February 15th 2024 - Listed in Coding Python - 0 comments

RabbitMQ queue monitoring and fixing check_rabbitmq_queue monitoring plugin

Published on January 4th 2024 - Listed in Monitoring Coding Perl Linux - 0 comments

Shell scripting: How to verify a command actually exists on the system

Published on December 7th 2023 - Listed in Linux Shell Bash Coding - 2 comments

Travis CI Builds have been temporarily disabled for public repositories due to a negative credit balance

Published on September 29th 2023 - Listed in Git Coding Cloud - 0 comments

How to grep for an exact string match with Perl

Published on August 4th 2023 - last updated on August 7th 2023 - Listed in Perl Coding - 0 comments

check_esxi_hardware 20221230 released: Bugfix when no Serial Number detected (NoneType)

Published on December 30th 2022 - Listed in Hardware VMware Virtualization Monitoring Coding - 0 comments

How to use SFTP password authentication in a Bash script using non-interactive (batch) mode

Published on December 23rd 2022 - Listed in Coding Bash Linux Shell - 0 comments

The problem using output redirection >/dev/null as a variable in Bash Shell script

Published on December 22nd 2022 - Listed in Coding Bash Linux Shell - 0 comments

Top 5 Java errors and how to understand them

Published on October 21st 2022 - Listed in Coding Java - 0 comments

Understanding Perl Net::DNS resolving and patching check_rbl to support a specific nameserver

Published on August 5th 2022 - Listed in Perl Coding Monitoring DNS Mail - 0 comments

How to append additional key value pair to a JSON object in MySQL or MariaDB

Published on May 13th 2022 - Listed in MySQL MariaDB Database Linux Coding - 0 comments

Python coding: Why query results of mysql.connector are in brackets and how to print real values

Published on March 10th 2022 - Listed in Coding Python MySQL Databases - 0 comments

How to send HTTP requests in Python, handle authentication and JSON POST data

Published on February 15th 2022 - Listed in Coding Python - 0 comments

ReferenceError: primordials is not defined when running gulp with Node.js version 12 and above

Published on October 6th 2021 - Listed in Coding - 2 comments

MySQL syntax error when inserting empty values using PHP (not automatically assigned NULL)

Published on September 22nd 2021 - Listed in PHP MySQL MariaDB Database Coding - 0 comments

urllib3 (1.26.6) or chardet (3.0.4) doesn't match a supported version! python dependency warnings

Published on August 19th 2021 - last updated on February 15th 2022 - Listed in Monitoring Python Coding - 4 comments

Unable to deploy Rancher managed Kubernetes in LXC/LXD containers due to kube-proxy and nf_conntrack_max values

Published on July 23rd 2021 - last updated on December 8th 2021 - Listed in Docker Kubernetes Rancher Internet Cloud Coding LXC Containers - 0 comments

How to use Linux hw-probe behind a HTTP Proxy (for probe upload to linux-hardware.org)

Published on June 11th 2021 - last updated on June 15th 2021 - Listed in Linux Perl Coding Hardware - 0 comments

How to use Perl regular expression and save match to a new variable

Published on April 21st 2021 - Listed in Perl Coding - 0 comments

Better (PHP) coding and spotting syntax errors with CodeLobster IDE editor

Published on April 16th 2021 - Listed in HTML PHP Coding - 0 comments

How to do bulk/mass changes on DNS records in PowerDNS with MySQL backend

Published on March 2nd 2021 - Listed in DNS PowerDNS Linux Coding Shell MySQL Database - 0 comments

How Slot Games are categorized and made (from a creator point of view)

Published on March 1st 2021 - Listed in Internet Coding - 0 comments

How to use sed to append quote characters around a DNS TXT record

Published on February 24th 2021 - Listed in DNS PowerDNS Linux Coding Shell - 0 comments

PHP: Translations with gettext not working in Apache mod_php but works on command line (caused by mod_perl)

Published on November 17th 2020 - Listed in Apache PHP Linux Coding - 2 comments

Fixing Perl script using LWP unable to connect to TLS 1.2 URL; failing with sslv3 alert handshake failure

Published on November 2nd 2020 - Listed in Perl Coding Security TLS - 0 comments

How to convert form fields into JSON data and submit data with HTTP POST using curl in PHP

Published on October 28th 2020 - Listed in PHP Coding - 0 comments

How to match case insensitive (uppercase and lower case) strings with regular expression in Bash

Published on September 4th 2020 - last updated on November 25th 2021 - Listed in Coding Bash Linux Shell - 0 comments

How to remove the first word of a line in Bash - comparing awk vs. cut vs. sed

Published on September 4th 2020 - last updated on August 4th 2021 - Listed in Coding Bash Linux Shell - 3 comments

Implementing Swiss Payments Code (SPC) and QR code invoicing with Invoice Ninja

Published on June 30th 2020 - last updated on May 23rd 2022 - Listed in Internet Coding Personal - 13 comments

Python: Using argparse with either argument required by creating argument group with mutual exclusion

Published on February 18th 2020 - Listed in Python Coding Monitoring - 0 comments

First steps with Github workflows (actions) for simple code/syntax validation

Published on November 25th 2019 - Listed in Linux Coding Git - 0 comments

From strings to arrays to hashes and how to view the values in Perl

Published on June 4th 2019 - Listed in Perl Coding - 0 comments

Regex != regex in sed (or: replacing digits in sed)

Published on December 14th 2018 - Listed in Shell Linux Coding - 0 comments

Another way to append a text in sed using ampersand

Published on August 15th 2018 - Listed in Linux Shell Bash Coding - 3 comments

Retrieving a value from XML document in Linux Bash

Published on July 24th 2018 - last updated on November 12th 2020 - Listed in Monitoring Linux Icinga Shell Coding - 0 comments

Bash: date -d 1 month ago still shows the same month

Published on March 29th 2018 - Listed in Linux Shell Bash Coding - 0 comments

Bash: Why is a multi-line output saved as one line in a variable?

Published on March 26th 2018 - Listed in Linux Shell Bash Coding - 6 comments

How to retrieve values from json output in Bash

Published on April 29th 2016 - last updated on October 15th 2021 - Listed in Linux Coding Shell - 0 comments

awk: print last few elements of a line

Published on October 16th 2015 - Listed in Linux Coding Shell - 0 comments

Read or count number of lines of an Excel xlsx file in Linux on the cli

Published on July 29th 2015 - Listed in Linux Perl Shell Windows Coding Office - 2 comments

awk issue when trying to sort variables with same values

Published on September 29th 2014 - Listed in Linux Shell Coding - 0 comments

Use bash to compare remote cpu load and print lowest value of array

Published on August 14th 2014 - Listed in Linux Shell Coding - 0 comments

How to remove a newline character of every second line in bash

Published on April 1st 2014 - Listed in Linux Shell Unix Coding - 0 comments

Reminder: Do not start with an integer for a variable name in Bash

Published on March 31st 2014 - Listed in Shell Linux Unix Coding Bash - 0 comments

Linux/Unix seq: Add a zero digit in front of 1-9

Published on October 7th 2013 - Listed in Linux Shell Unix Coding - 2 comments

Script to calculate/show percentage of current year passed

Published on August 13th 2012 - Listed in Linux PHP Shell Coding - 0 comments

The tabulator in bash

Published on August 23rd 2010 - Listed in Linux Shell Coding - 0 comments

Why -while read line- does not work with stdout

Published on April 16th 2010 - Listed in Linux Shell Coding - 0 comments