R rocks in both academia and industry nowadays. A rapidly increasing number of researchers choose R to be one of their productive tools for data analysis and data visualization. It is partially because the software is totally free and open-source but also because the community behind the stage who contributes to nearly继续阅读 »
In data-driven statistical computing and data analysis, applying a chain of commands step by step is a common situation. However, it is neither straightforward nor flexible to write a group of deeply nested functions. It is because the function that comes later must be written first.继续阅读 »
Lucene英文目录结构和功能模块
- core: Lucene core library
- analyzers
analyzers-common: Analyzers for indexing content in different languages and domains.
analyzers-icu: Analysis integration with ICU (International Components for Unicode).
analyzers-kuromoji: Japanese Morphological Analyzer
analyzers-morfologik: Anal继续阅读 »