Category Archives: Perl

Perl-related

OpenAPI to GraphQL Gateways

Posted on August 23, 2021 by James Briggs

A lot of companies are in the situation where they have a working, tested REST API server and they want to enable GraphQL queries as easily as possible. Both are data access methods that allow end-users and developers to query … Continue reading →

Posted in API Programming, Business, Cloud, Linux, Open Source, Perl, REST API Programming, Tech | Leave a comment

Github Actions Demo Repo with Several Programming Languages

Posted on July 6, 2021 by James Briggs

I created a Github repo to test using the Github Actions build workflow feature to lint several programming languages (Perl, Python, Ruby and Bash) in different directories simultaneously. Github Actions is pleasant to configure and seems very useful. The Perl-specific … Continue reading →

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Perl Sample Code for Geolocation Lookups with MaxMind GeoLite2

Posted on March 28, 2020 by James Briggs

There’s been a lot of changes with MaxMind’s GeoIP database: You must register for an account to download databases. The database format was changed from GeoIP to GeoIP2. The free databases are called GeoLite2. Older lookup APIs no longer work, … Continue reading →

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Redis and CentOS 7

Posted on October 21, 2017 by James Briggs

Redis is a feature-packed cache that’s easy to install and work with. Here’s some notes on installing and using Redis with CentOS 7. Install available redis package from your available yum repos: # yum install redis # systemctl enable redis … Continue reading →

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Perl, DBI and MySQL utf8mb4 Character Set Support

Posted on July 12, 2017 by James Briggs

MySQL’s modern UTF-8 encoding is named utf8mb4 (4 bytes), not utf8 (3 bytes.) For new applications, especially web, you should start with utf8mb4. For existing applications, you need to decide if an upgrade is worthwhile, and test extensively before a … Continue reading →

Posted in Linux, MySQL, MySQL Cluster, Open Source, Oracle, Perl, Tech | Leave a comment