How to Avoid Unicode Corruption When Base64 Encoding UTF-8 Text

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A developer explains how to correctly encode UTF-8 text to Base64 without data corruption. The process requires explicitly converting text to UTF-8 bytes before encoding and ensuring the same encoding is used for decoding. The article demonstrates reliable methods using Node.js and Python, emphasizing the distinction between text characters and underlying bytes. This approach prevents common bugs, known as mojibake, which can occur when different systems handle character encoding inconsistently.

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Agent retry logic can cause duplicate actions due to eventual consistency

A technical article explains a hidden race condition in agent-based systems. When agents dispatch actions and immediately check for success using provider lookups, eventual consistency can cause false negatives. Some providers have replication delays between write success and read availability, making immediate lookups unreliable. This can cause agents to incorrectly retry successful actions, creating duplicates. The solution involves implementing a minimum age gate before checking action status.

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ProgrammingDEV Community ·

Analysis of 17,000 AI signals reveals pitfalls in trend data over 43 days

A developer collected 17,040 AI-related signals from public sources over 43 days to analyze trends. The data shows that trending lists on platforms like GitHub and Hugging Face rotate frequently, making long-term momentum claims unreliable. Top-ranked models and repositories show minimal movement, with most experiencing slow declines in engagement rather than growth. The analysis found that aggregation sources provided over a third of the data, often duplicating primary sources, which can skew perceived importance.

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ProgrammingDEV Community ·

ServiceNow CIS-CSM Exam 2026 Blueprint Details Domain Weights and Study Focus

ServiceNow has published an updated 2026 blueprint for its CIS-CSM implementation specialist exam. The exam is structured across five domains, with configuration and the data model together accounting for 65% of the content. Case management represents 17%, while best practices, knowledge management, and workspace/portals make up the remaining 18%. The company recommends practical experience with the CSM application suite and specific training courses for preparation.

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ProgrammingDEV Community ·

JavaScript JSON.stringify() and JSON.parse() Explained

The article explains the core JavaScript methods JSON.stringify() and JSON.parse(). JSON.stringify() converts JavaScript objects into JSON strings for storage or transmission. Conversely, JSON.parse() converts JSON strings back into usable JavaScript objects. A practical example demonstrates using these methods to store and retrieve a shopping cart array in the browser's localStorage. These methods are essential for data serialization and interchange in web development.

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