Serg

Serg has asked 4 questions and find answers to 34 problems.

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Serg questions

VS2019 Winforms SDK-style project, can't add a new form
Android listSelector still partly visible when the item is scrolled out
.Net DownloadFileTaskAsync robust WPF code

Serg answers

How to avoid function repetition in SELECT, GROUP BY, and ORDER BY in SQL
How to dynamically pass in a date_or_time_part for DateDiff?
Put many columns in group by clause in Oracle SQL
How Do I Modify First Digit of Attribute in XML with SQL?
SQL full join with conditions on tables
Join two tables with no relation postgres?
Generate Series from Rows in PostgreSQL
Bizarre behavior of a query
VS2019 Winforms SDK-style project, can't add a new form
Retrieve all XML elements with the same prefix in SQL Server