Home » Author Archives: Dustin Marx (page 5)

Author Archives: Dustin Marx

Applying S.T.O.P. To Software Development

software-development-2-logo

The acronym STOP (or STOPP) is used by several organizations (United States Army, Hunter’s Ed, Mountain Rescue, Search and Rescue, Boy Scouts of America), often for describing how to cope with wilderness survival situations or other situations when one is lost (especially outdoors). The “S” typically stands for “Stop” (some say it stands for “Sit“), the “T” stands for “Think” ...

Read More »

Custom Cassandra Data Types

apache-cassandra-logo

In the blog post Connecting to Cassandra from Java, I mentioned that one advantage for Java developers of Cassandra being implemented in Java is the ability to create custom Cassandra data types. In this post, I outline how to do this in greater detail. Cassandra has numerous built-in data types, but there are situations in which one may want to ...

Read More »

I Don’t Think That Software Development Word Means What You Think It Means

software-development-2-logo

There are several terms used inappropriately or incorrectly in software development. In this post, I look at some of these terms and the negative consequences of misuse of these terms. “agile” The Agile Manifesto started a movement that resonated with many software developers frustrated with inefficiencies and inadequacies of prevalent software development methodologies. Unfortunately, the relatively simple concepts of the ...

Read More »

Connecting to Cassandra from Java

apache-cassandra-logo

In my post Hello Cassandra, I looked at downloading the Cassandra NoSQL database and using cqlsh to connect to a Cassandra database. In this post, I look at the basics of connecting to a Cassandra database from a Java client. Although there are several frameworks available for accessing the Cassandra database from Java, I will use the DataStax Java Client ...

Read More »

Hello Cassandra

software-development-2-logo

A colleague recently told me about several benefits of Cassandra and I decided to try it out. Apache Cassandra is described in A Quick Introduction to Apache Cassandra as “one of today’s most popular NoSQL-databases.” The main page for Apache Cassandra states that the “Apache Cassandra database is the right choice when you need scalability and high availability without compromising ...

Read More »

Handy New Map Default Methods in JDK 8

java-logo

The Map interface provides some handy new methods in JDK 8. Because the Map methods I cover in this post are implemented as default methods, all existing implementations of the Map interface enjoy the default behaviors defined in the default methods without any new code. The JDK 8 introduced Map methods covered in this post are getOrDefault(Object, V), putIfAbsent(K, V), ...

Read More »

Programmatic Access to Sizes of Java Primitive Types

java-logo

One of the first things many developers new to Java learn about is Java’s basic primitive data types, their fixed (platform independent) sizes (measured in bits or bytes in terms of two’s complement), and their ranges (all numeric types in Java are signed). There are many good online resources that list these characteristics and some of these resources are the ...

Read More »

New BigInteger Methods in Java 8

java-logo

Attention to new features in JDK 8 has rightfully been largely focused on new language features and syntax. However, there are some nice additions to the libraries and APIs and in this post I cover four new methods added to the BigInteger class: longValueExact(), intValueExact(), shortValueExact(), and byteValueExact(). All four of the newly introduced “xxxxxExact()” methods throw an ArithmeticException if ...

Read More »

Dubious Aspects of Features of JDK 8

java-logo

Most of us who develop with Java are generally enthusiastic for the features and improvements that come with JDK 8. However, there have been several recent posts that have pointed out some features that can be misused and abused and might lead to some additional issues in the future. These features, which remind me of the introduction of autoboxing in ...

Read More »

Constructor/Method Parameters Metadata Available Via Reflection in JDK 8

java-logo

One of the lesser advertised new features of JDK 8 is the optional ability to include parameter metadata in compiled Java classes [JDK Enhancement Proposal (JEP) 118]. This feature allows Java applications to access this parameter metadata information at runtime via reflection. The Java Tutorials‘ Reflection API trail includes a lesson called Obtaining Names of Method Parameters that discusses and ...

Read More »
Want to take your Java Skills to the next level?
Grab our programming books for FREE!
  • Save time by leveraging our field-tested solutions to common problems.
  • The books cover a wide range of topics, from JPA and JUnit, to JMeter and Android.
  • Each book comes as a standalone guide (with source code provided), so that you use it as reference.
Last Step ...

Where should we send the free eBooks?

Good Work!
To download the books, please verify your email address by following the instructions found on the email we just sent you.