Paper Note: [SOSP 2007] Dynamo: Amazon's Highly Available Key-value Store
Reviews the consistency, replication, conflict handling, and routing designs in the Amazon Dynamo paper, and summarizes the key engineering…
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What Is const in C++
This article reviews three common uses of const in C++, analyzes its semantic confusion and limitations, and discusses alternatives such as…
Looking at the Expressive Power of Different Programming Languages Through an Interview Question
Many people do not understand that different programming languages have different expressive power. That is why, after assembly language, w…
Comparison of Several Methods for Checking Addition Overflow
In practice, it is sometimes necessary to detect in advance whether arithmetic overflow will occur. C# provides the checked keyword to solv…
Checking Overflow with Inline Assembly
This question often comes up in interviews, and real-world projects also frequently need to address the same issue: how to determine whethe…
The Difference Between Overloading and Overriding
Overloading and overriding are two concepts frequently tested in written exams and interviews. These two concepts differ from the concepts …
The Three Major Characteristics of Object-Oriented Programming
Interviews often ask about the three major characteristics of object-oriented programming, but no single book explains all three thoroughly…
Multiple Solutions to an Interview Problem
In a binary search tree, one node violates the properties of a binary search tree. Find that node.
Use GhostScript to Export Specified Pages from a PDF as Clear PNG Files
Images exported from PDF files with ImageMagick are usually not clear enough. Because GhostScript can parse the underlying PDF data, it can…
Tail Recursion, CPS, and a General Method for Converting Recursion to Loops
This article introduces what tail recursion is, what CPS is, and how to apply the first two concepts to convert recursion into loops.