Want numbers to speak? Excel chart data combo

In daily report production, it's common to create charts for multiple indicators. For example, when dealing with sales data, you might want to use a bar chart to represent sales volume and a line chart to show the growth rate. Traditionally, this would require creating two separate charts, which can

Want numbers to speak? Excel chart data combo

In daily report production, it's common to create charts for multiple indicators. For example, when dealing with sales data, a histogram is often used to represent sales volume, while a line chart can show the growth rate. Traditionally, these would be created as separate charts, which can take up t

OpenCV3.3+VS2017 development environment to build

OpenCV 3.3 Official Release No. 3, launched in August, introduced significant performance improvements and new features. One of the major highlights was the official integration of the Deep Neural Network (DNN) module into the main repository, providing more robust support for deep learning tasks. T

OpenCV3.3+VS2017 development environment to build

OpenCV 3.3, released in August, introduced significant performance improvements and new features. A major highlight was the official integration of the Deep Neural Network (DNN) module into the main repository, providing deeper support for machine learning tasks. The library now supports C++11 featu