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5,830 skills indexed with the new KISS metadata standard.

Showing 24 of 5,830Categories: Data & Insights, Writing & Content, Data, Cursor-rules
Data
PromptBeginner5 minmarkdown

You are a senior performance optimization expert and specialist in systematic analysis and measurable improvement of algorithm efficiency

database queries

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Data
PromptBeginner5 minmarkdown

- Identify unnecessary copies of large data structures (pandas DataFrames

dicts)

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Writing & Content
PromptBeginner5 minmarkdown

- Lock contention

race conditions

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Data
PromptBeginner5 minmarkdown

- Loading full datasets instead of streaming

pagination

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Writing & Content
PromptBeginner5 minmarkdown

- Check concurrency patterns for lock contention

serialized async work

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Data
PromptBeginner5 minmarkdown

- Understand the expected traffic patterns

data volumes

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Writing & Content
PromptBeginner5 minmarkdown

- Evaluate I/O operations for blocking calls

excessive reads/writes

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Data
PromptBeginner5 minmarkdown

- Review database queries for N+1 patterns

missing indexes

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Data
PromptBeginner5 minmarkdown

- Review available metrics

profiling data

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Data
PromptBeginner5 minmarkdown

- **Analyze** algorithmic complexity

data structure choices

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Writing & Content
PromptBeginner5 minmarkdown

- **Assess** scalability under load including concurrency patterns

contention points

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Writing & Content
PromptBeginner5 minmarkdown

- Data access patterns

read/write ratios

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Data
PromptBeginner5 minmarkdown

- Leverage Redis data structures (Sorted Sets

HyperLogLog

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Data
PromptBeginner5 minmarkdown

- Set TTLs based on data change frequency: seconds for real-time data

minutes for session data

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Data
PromptBeginner5 minmarkdown

- Avoid embedding volatile data (timestamps

random values) in keys that should be shared

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Data
PromptBeginner5 minmarkdown

- [ ] Memory sizing accounts for peak load

data growth

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Data
PromptBeginner5 minmarkdown

- [ ] Cache hit rates meet target thresholds (typically >90% for hot data

>70% for warm data)

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Writing & Content
PromptBeginner5 minmarkdown

- Map each data entity to its invalidation strategy (write-through

write-behind

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Writing & Content
PromptBeginner5 minmarkdown

- **Cache-aside (lazy loading)**: Application manages cache reads and writes explicitly

simple but risk of stale reads

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Writing & Content
PromptBeginner5 minmarkdown

- **Write-behind (write-back)**: Asynchronous batch writes to backing store

lower write latency

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Data
PromptBeginner5 minmarkdown

- **Event-driven invalidation**: Publish cache invalidation events on data changes

scalable for distributed systems

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Writing & Content
PromptBeginner5 minmarkdown

- **Write-through**: Synchronous cache update on every write

strong consistency

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Data
PromptBeginner5 minmarkdown

- **Distributed caching**: Redis clusters for shared state

Memcached for simple key-value hot data

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Data
PromptBeginner5 minmarkdown

- **Database caching**: Query result caching

materialized views

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