time-period

Period: Time range API for php

Date/time programming is one of the tricky aspects of software development. Although inherently not complex in itself, coding date/time algorithms can be a subtle source of bugs. Especially in web development a feature such as payment subscription processing that ranges from days to weeks to months can get complex quickly. Also such kind of scenarios require additional features like auto renewal, scheduled email alerts to subscribers etc. Such kind of features require good date/time handling algorithms and libraries that handle such chores are always welcome.
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twitter-sentiment-analysis

Sentiment Analysis of Twitter feeds

In the last post we looked into accessing Twitter API v1.1 from PHP. In this post we will see how we can add sentiment analysis for the tweets. Generally speaking, sentiment analysis aims to determine the attitude of a writer with respect to some topic. A basic task in sentiment analysis is classifying the polarity of a given text, whether the expressed opinion in a sentence is positive, negative, or neutral.
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data-cleaning

Data cleaning in PHP applications

One of the important tasks in any web application is proper sanitization and standardization of data. Any data stored in a database should be in a standardized format, specially data that comes from a variety of sources.

Scrubbers or data cleaners are an important part of the data transformation process. Whenever you are involved in some data import or export process, data scrubbers can help you clean and standardize your data elements before storing.
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