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Core Java
Really Too Bad that Java 8 Doesn’t Have Iterable.stream()
This is one of the more interesting recent Stack Overflow questions: Why does Iterable not provide stream() and parallelStream() methods?…
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Software Development
The Inconvenient Truth About Dynamic vs. Static Typing
Sometimes there are these moments of truth. They happen completely unexpectedly, such as when I read this tweet: Good discussion…
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Software Development
Do You Really Understand SQL’s GROUP BY and HAVING clauses?
There are some things in SQL that we simply take for granted without thinking about them properly. One of these…
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Enterprise Java
How to Integrate Commercial Third-Party Artefacts into Your Maven Build
According to a recent survey by ZeroTurnaround’s RebelLabs, Maven is still the leading Java build platform. The current market share…
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Software Development
Use MySQL’s Strict Mode on all new Projects!
MySQL is a database that has been bending the SQL standard in ways that make it hard to move off…
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Software Development
Don’t Miss out on Awesome SQL Power with FIRST_VALUE(), LAST_VALUE(), LEAD(), and LAG()
If you’re using a commercial database or PostgreSQL / Firebird / CUBRID, you will be able to take advantage of…
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Software Development
Don’t Migrate to MariaDB just yet. MySQL is Back!
Now that I have your attention, I’d like to invite you to a critical review of where we’re at in…
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Software Development
Painless Access from Java to PL/SQL Procedures with jOOQ
PL/SQL is one of those things. Most people try to stay clear of it. Few people really love it. I…
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Software Development
Have You Ever Wondered About the Difference Between NOT NULL and DEFAULT?
When writing DDL in SQL, you can specify a couple of constraints on columns, like NOT NULL or DEFAULT constraints.…
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