All stories published by Tech Wrench on June 30, 2022

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All Stories published by Tech Wrench on June 30, 2022

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2022

June

Double Pointer in Tech Wrench

Jun 29, 2022

Concurrency in Ruby: Mutex ( part 1 )

This lesson discusses Mutex as used in Ruby.

Don’t forget to get your copy of Ruby on Rails: Learn Web Development with Rails.

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Double Pointer in Tech Wrench

Jun 29, 2022

Concurrency in Ruby: Thread Variables

This lesson discusses thread-local variables.

Don’t forget to get your copy of Ruby on Rails: Learn Web Development with Rails.

Kindly, consider supporting us on Medium or checkout one of our partners Udacity |…

Double Pointer in Tech Wrench

Jun 29, 2022

Concurrency in Ruby: Synchronous vs Asynchronous

This lesson discusses the differences between asynchronous and synchronous programming, which are often talked about in the context of concurrency.

Don’t forget to get your copy of Ruby on Rails: Learn Web Development…

Double Pointer in Tech Wrench

Jun 29, 2022

Concurrency in Ruby: Sleeping and Terminating Threads

This lesson talks about putting threads to sleep and terminating them.

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Double Pointer in Tech Wrench

Jun 29, 2022

Concurrency in Ruby: Exception Handling in Threads

This lesson discusses exception handling in threads.

Don’t forget to get your copy of Ruby on Rails: Learn Web Development with Rails.

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Double Pointer in Tech Wrench

Jun 29, 2022

Concurrency in Ruby: Mutex vs Semaphore

The concept of and the differences between a mutex and a semaphore will befuddle most…

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Double Pointer in Tech Wrench

Jun 29, 2022

Concurrency in Ruby: Concurrency vs Parallelism

This lesson clarifies the common misunderstandings and confusions around concurrency and parallelism.

Don’t forget to get your copy of Ruby on Rails: Learn Web Development with Rails.

Double Pointer in Tech Wrench

Jun 29, 2022

Concurrency in Ruby: Monitor ( part 1 )

This lesson introduces the use of Monitor in Ruby.

Don’t forget to get your copy of Ruby on Rails: Learn Web Development with Rails.

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Double Pointer in Tech Wrench

Jun 29, 2022

Concurrency in Ruby: Critical Sections and Race Conditions

Double Pointer in Tech Wrench

Jun 29, 2022

Concurrency in Ruby: Semaphore vs Monitor

This lesson discusses the differences between a monitor and a semaphore.

Don’t forget to get your copy of Ruby on Rails: Learn Web Development with Rails.

Kindly, consider supporting us on Medium or…

Double Pointer in Tech Wrench

Jun 29, 2022

Concurrency in Ruby: I/O Bound vs CPU Bound

In this lesson, we delve into the characteristics of programs with different resource-use profiles and how that can affect program design choices.

Don’t forget to get your copy of Ruby on Rails: Learn Web Development with Rails.

Double Pointer in Tech Wrench

Jun 29, 2022

Concurrency in Ruby: Mutex vs Monitor

In this lesson, let’s learn what a monitor is and how it is different than a mutex. Monitors…

Double Pointer in Tech Wrench

Jun 29, 2022

Concurrency in Ruby: Hoare vs Mesa Monitors

This lesson looks at the different designs for implementing monitors.

Don’t forget to get your copy of Ruby on Rails: Learn Web Development with Rails.

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Double Pointer in Tech Wrench

Jun 29, 2022

Concurrency in Ruby: Introduction

This lesson introduces concurrency and provides motivational examples to further our understanding…

Double Pointer in Tech Wrench

Jun 29, 2022

Concurrency in Ruby: Deadlocks, Liveness & Reentrant Locks

We discuss important concurrency concepts such as deadlock, liveness, live-lock, starvation, and reentrant locks in depth. Also included are executable code examples for illustrating these concepts.

Double Pointer in Tech Wrench

Jun 29, 2022

Concurrency in Ruby: Monitor ( part 2 )

This lesson continues the discussion on Monitor in Ruby.

Don’t forget to get your copy of Ruby on Rails: Learn Web Development with Rails.

Kindly, consider supporting us on Medium or checkout one of our…

Double Pointer in Tech Wrench

Jun 29, 2022

Concurrency in Ruby: Program vs Process vs Thread

This lesson discusses the differences between a program, a process, and a thread. Also included is a pseudocode-example of a thread-unsafe program.

Don’t forget to get your copy of Ruby on Rails: Learn Web Development…

Double Pointer in Tech Wrench

Jun 29, 2022

Concurrency in Ruby: Cooperative Multitasking vs Preemptive Multitasking

This lesson details the differences between the two prevailing models of multitasking.

Don’t forget to get your copy of Ruby on Rails: Learn Web Development with Rails.

Double Pointer in Tech Wrench

Jun 29, 2022

Concurrency in Ruby: Throughput vs Latency

This lesson discusses throughput and latency in the context of concurrent systems.

Don’t forget to get your copy of Ruby on Rails: Learn Web Development with Rails.

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Double Pointer in Tech Wrench

Jun 29, 2022

Concurrency in Ruby: Amdahl’s Law

Blindly adding threads to speed up program execution may not always be a good idea. In this lesson, let’s find out what Amdahl’s Law says about parallelizing a program.

Don’t forget to get your copy of Ruby on Rails: Learn Web Development with…

Double Pointer in Tech Wrench

Jun 29, 2022

Concurrency in Ruby: Condition Variables ( part 1 )

This lesson explores the use of condition variables in Ruby.

Don’t forget to get your copy of Ruby on Rails: Learn Web Development with Rails.

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Double Pointer in Tech Wrench

Jun 29, 2022

Concurrency in Ruby: Mutex ( part 2 )

This lesson continues the discussion of Mutex in Ruby.

Don’t forget to get your copy of Ruby on Rails: Learn Web Development with Rails.

Kindly, consider supporting us on Medium or checkout one of our partners…

Double Pointer in Tech Wrench

Jun 29, 2022

Concurrency in Ruby: Condition Variables ( part 2 )

This lesson continues the discussion on the use of condition variables in Ruby.

Don’t forget to get your copy of Ruby on Rails: Learn Web Development with Rails.

Kindly, consider supporting…

Double Pointer in Tech Wrench

Jun 29, 2022

Concurrency in Ruby: Creating Threads ( part 1 )

This lesson discusses the various ways in which we can create, run, prioritize and check the status of threads.

Don’t forget to get your copy of Ruby on Rails: Learn Web Development with Rails.

Double Pointer in Tech Wrench

Jun 29, 2022

Concurrency in Ruby: Condition Variables ( part 3 )

This lesson continues the discussion on the use of condition variables in Ruby.

Don’t forget to get your copy of Ruby on Rails: Learn Web Development with Rails.

Kindly, consider supporting…

Double Pointer in Tech Wrench

Jun 29, 2022

Concurrency in Ruby: Moore’s Law

Discusses impact of Moore’s law on concurrency.

Don’t forget to get your…

Double Pointer in Tech Wrench

Jun 29, 2022

Concurrency in Ruby: Creating Threads ( part 2 )

This lesson continues the discussion on instantiating threads.

Don’t forget to get your copy of Ruby on Rails: Learn Web Development with Rails.

Kindly, consider supporting us on Medium or…

June 29, 2022

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