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Format the Console.Write Responses

Language: .NET, Level: Intermediate: - The formatting for the data written to the console using the console.write or console.writeline commands can be difficult to read. See how C# allows you to insert additional spaces to fix that problem.

Access Previous Row Value and Next Row Value

Language: SQL, Level: Beginner: - Check out a quick way to access information from the previous row or next row from the current row.

Should Log Instances Be Static or Not?

Language: Java, Level: Beginner: - See why it is a good idea to store the log instance in a static final variable.

How to Check Whether a Number Is Prime

Language: Java, Level: Intermediate: - Learn how to check if a number is prime using the isProbablePrime method in Java.

Quick Tip for Removing Ambiguity in Database Queries

Language: SQL, Expertise: Intermediate - Learn why it's helpful to fully qualify database objects so that there is no place for ambiguity.

Does Your Timezone Support Daylight Saving Time?

Language: Java, Expertise: Intermediate - Figure out whether or not your timezone supports Daylight Saving Time programmatically.

How to Check for a NULL Value and an Empty String

Language: SQL, Expertise: Beginner - This query checks for null values, as well as empty strings, then provides a suitable replacement on either occasion.

Using the Embed Tag in HTML

Language: Web, Expertise: Intermediate - Learn how to embed interactive content into your HTML pages.

Understanding the Usage of getSuperclass Method on a Class Object

Language: Java, Expertise: Intermediate - See how to use the getSuperclass method on a class object in Java.

Finding the Difference Between 2 Dates in MySQL

Language: SQL, Expertise: Intermediate - See which MySQL function computes the difference between two dates and returns a positive result if the first date is greater than the second date.

Quickly Get a List of Database Tables in MySQL

Language: SQL, Expertise: Beginner - Execute this command in MySQL to get a list of all tables in the database.

Easily Get the Inserted Identity in SQL

Language: SQL, Expertise: Beginner - See how to easily get the inserted identity in SQL.

Assembling XML with String Operations

Language: Java, Expertise: Beginner - See why it's best to not assemble XML with string operations.

How to Diagnose Memory Leaks

Language: Java, Expertise: Intermediate - Memory leaks don't have to be hard/scary/tedious problems to solve if you follow these three simple steps.

Infinite Loop Using Java

Language: SQL, Expertise: Intermediate - Learn why the "while(true)" command is an easier way to achieve the same result.

Statistics IO and Statistics Time

Language: SQL, Expertise: Intermediate - Easily figure out the amount of time spent on a query and the reads and writes of the query in question.

Infinite Heap in Java

Language: Java, Expertise: Intermediate - Learn more about how to avoid memory issues in Java.

Determine if the Current Request Is from a Crawler in ASP.NET

Language: .NET, Expertise: Intermediate - Learn how to use the "crawler" property of System.Web.HttpBroswerCapabilitiesto handle requests from crawlers.

Connecting to a MySQL Database from the Command Prompt

Language: SQL, Expertise: Intermediate - Learn an easy way to connect to a MySQL database from the command prompt.

Improve Performance of Web Pages with CSS3 Styles

Language: Web, Expertise: Intermediate - See why using images for the background on your Web page is a bad idea, plus learn what to do instead.

Print All Table Column Definitions in an Entire Database

Language: SQL, Expertise: Intermediate - Learn how to print all column definitions for all the tables in your database.

Why XML Parsers Often Are Not Very Useful

Language: Web, Expertise: Beginner - See why native XML parsing only works with the most simple XML documents.

List All Available Time Zones

Language: Java, Expertise: Intermediate - This code will be of help if you are developing an application that is based on time zones.

How to Check Whether or Not a Browser Supports Web Workers

Language: Web, Expertise: Intermediate - Check whether or not a browser supports Web Workers with this JavaScript sample.

Create a Table from an Existing Table in MySQL

Language: SQL, Expertise: Intermediate - Learn how to easily create a new table that includes the indexes of the source table.

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