加拿大数据分析就业市场分析报告 （2）
新的招聘网站数据表明，从5月份到8月份，招聘岗位持续上升，而且呈现出加速的趋势。 这的确是一令人振奋的现…
Author: Justin
Looping and Macro in SAS and Python
Macro or looping is an advanced programming in SAS, R and Python, it is necessary and very useful in real work, but it is quite hard and requires a ve…
【BigData Key Skills】： Part 3. Add New Columns and Conditional Processing
In previous two sections, we talked about how to sort, dedup and subset data. In this section, we are going to discuss on another important…
【BigData Key Skills】： Part 2. Subset Data
As a data scientist, it is very often to subset data or slice data. Generally speaking, there are two ways in slicing data: vertically and…
【BigData Key Skills】： Part 1. Sort and Dedup Data
Currently, big data analytics are widely used in many industries such as financial, telecom, insurance and retail industries. As it is well known, the most…
Special Missing Values in SAS (Part 2)
In previous section, we introduced the distinctive features and characteristics of special missing values in SAS. In this section, we will present the neat tips…
Special Missing Values in SAS (Part 1)
Special missing values are a type of numeric missing values that enable us to represent different categories of missing data. They are something quite unique…
SAS for beginners: Proc Import
When we perform data analysis, the first important and essential thing is to: read in your data! If you cannot read data in, what else…