NO WAR WITH RUSSIA

NO WAR WITH RUSSIA has asked 174 questions and find answers to 198 problems.

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#1 User for DBA.SE 2017. Available for contracting: 281.901.0011

PostgreSQL & PostGIS / MySQL / SQL Server
JavaScript, Typescript, Rx.js, Node.js, Angular
Also: C / Perl / Python / Rust / x86 Assembly

NO WAR WITH RUSSIA questions

Does the SQL spec provide for a better way to do a exclusive ORing of two sets?
RxJS parallel queue with concurrent workers?
Why is substr-lvalue faster than four-arg substr?
How can I use Tokio to trigger a function every period or interval in seconds?
Was directory/.pm ever a convention, and why does it exist?
Why does Array.from() return the first element undefined?
Rakudo test suite progression?
Haskell dividing num
Why does the standard library implement conversions from each type to itself?
Is the Sync trait a strict subset of the Send trait; what implements Sync without Send?

NO WAR WITH RUSSIA answers

How can I copy a directory except for all of the hidden files in Perl?
Are there examples of WWW::Curl::Multi?
Map with Split & Trim in Perl
Need some explanations about LEAVE instruction in assembly language
Why does Array.from() return the first element undefined?
Escape Single Quotes in Template Toolkit
PostgreSQL getting a year from date type as integer
PostgreSQL count number of times substring occurs in text
Perl Class::Accessor failure, trivial example - why?
How do I compose an existing Moose role into a class at runtime?