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"jobs" - Manage Background Jobs
This section provides a tutorial example on how to use 'jobs' command to display background jobs, which are processes with input detached the keyboard. You can start a background job by adding the 'ampersand' sign to the end of the commmad.
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Common Features of All Data Types
This section describes some common features of all data types: unique identifiers, id(object) and type(object) functions, data type categories, casting to Boolean values, etc.
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What Is Statement
This section provides a quick introduction of statement, which is the smallest unit of code that can be sent to the Python system to execute.
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"del" Statement - Delete Statement
This section provides a quick introduction of 'del' (delete) statement, which is a simple statement that deletes the definitions of given targets and their associated object references.
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"match" Statement for Pattern Match
This section provides a quick introduction of 'match' statement, which selects a block of sub-statements to execute based on pattern match algorithms.
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"pass" Statement - Do Nothing Statement
This section provides a quick introduction of 'null' statement, which does nothing, and is commonly used used as a placeholder to form an empty sub-statement block.
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Incorrect Database Name in Connection URL
This section describes what will happen if incorrect database names specified in the connection URL.
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Closing ResultSet Objects - res.close()
This section describes how to close ResultSet objects with the res.close() method.
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Retrieving CLOB Values with getCharacterStream() Method
This section describes how to retrieve CLOB values with the ResultSet.getCharacterStream() method.
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Overview of BLOB (Binary Large Object)
This section describes what are BLOB (Binary Large Object) data types and how to work with them.
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Archived Tutorials
This chapter contains some outdated tutorial notes and example codes from previous versions of this book.
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What Is JDBC?
This section provides a quick answer to the question of 'What is JDBC?'
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Tablet Memory Usage
This section provides a tutorial example on how to view tablet memory size and usage.
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Running Services - Background Processes
This section provides a tutorial example on how to review running services, or background processes, on my Android phone. Those background processes are started automatically and running all the time.
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Usage Examples of Array Functions
This section provides usage examples of some commonly used array functions.
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Commonly Used Types of Statements
This section provides a list of commonly used types of statements. Simple examples of statements are also provided.
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Execution Result of CurrentTime.jspx
This section describes execution result of the CurrentTime.jspx tutorial example. Converted Servlet class shows that action 'include' element is processed differently than directive 'include' elements by the Tomcat server.
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Datatypes, Values and Representations
This section describes how built-in datatypes can be used to add type declarations to XML elements and attributes to help XML receiver to parse out desired values from XML documents.
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NDFDgenByDay - Response Message Sample
This section provides a response message sample of NDFDgenByDay Web service.
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Data Literals
This section describes 5 types of data literals used in C#: Boolean, Integer, Real, Character and String.
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"const" and "readonly" Variables
This section describes differences between 'const' and 'readonly' variables used in classes.
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Server Performance Troubleshooting
This section provides some suggestions to troubleshoot server performance issues including checking total connections; listing running processes with their execution time; checking for locks; killing long running processes.
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InnoDB Primary Key Index on Large Table
This section provides a tutorial example on how to create a large InnoDB table, and it index and data pages partially cached in the buffer.
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Most Popular Operating Systems
The most popular operating systems based on browser signature strings in log files for year 2019 with 4 weeks of log files missing.
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