Discusses architectural solutions to threading problems. Takes a look at threads from the perspective of an object-oriented designer, and at how to implement threads in an object-oriented environment, focusing on the implementation of asynchronous methods.…
Reader/writer locks let multiple threads safely access a shared resource in an efficient way.
How to implement the Observer pattern (used by AWT/Swing for its event model) in a multithreaded environment.
Timers let you perform fixed-interval operations, such as animation refreshes.
A condition variable adds to wait the ability to not wait when the condition you're waiting for has already taken place; and a counting semaphore lets you control a pool of resources without sucking up machine cycles in polling loops.…
Looks at how and why you might want to roll your own exclusion semaphores, and presents a lock manager that will help you safely acquire multiple semaphores.
Discusses the perils that can arise when you approach multithreading in a naive way.
Discusses the things you need to know to program threads in the real world. This article assumes you understand the language-level support for threads and focuses on the legion of problems that arise when you try to use these language features.…
Focuses on thread groups, volatility, thread-local variables, timers, and the ThreadDeath class. Also describes how various thread concepts combine to finalize objects.
Explains how priority relates to thread scheduling and how to use the wait/notify mechanism to coordinate the activities of multiple threads.
Explains synchronization, Java's synchronization mechanism, and two problems that arise when developers fail to use that mechanism correctly.
Gives an introduction to threads and explores the Thread class and runnables.
This article discusses the implementation of sendmail on the firewall and focuses on features new to sendmail 8.9.3.
This article covers the intricacies of sendmail configuration file and shows you how to generate, build, and test a config file for your firewall.
This final article in the series covers installation, optional features, and testing techniques. An example of configurations for a special situation is described.
Text document, 44k, the most comprehensive online guide extant.
Text document, 48k, the most comprehensive online guide extant. No one webpage links both halves clearly.
Specifies the XML Schema definition language, which offers facilities for describing the structure and constraining the contents of XML 1.0 documents. (W3C Recommendation 2 May 2001)…
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