Yii – Configurations
Configurations are used to create new objects or initializing the existing ones. Configurations usually include a class name and a list of initial values. They may also include a list…
Python Pandas – Working with Text Data
In this section, we will discuss the string operations with our basic Series/Index. In the subsequent we will learn how to apply these string functions on the DataFrame. Pandas provides…
Yii – Creating a Behavior
Assume we want to create a behavior that will uppercase the “name” property of the component the behavior is attached to. Step 1 − Inside the components folder, create a file…
Python Pandas – Sorting
There are two kinds of sorting available in Pandas. They are − By labelBy Actual Value Let us consider an example with an output. import pandas as pd import numpy…
Python Pandas – Iteration
The behavior of basic iteration over Pandas objects depends on the type. When iterating over a Series, it is regarded as array-like, and basic iteration produces the values. Other data…
Python Pandas – Reindexing
Reindexing changes the row labels and column labels of a DataFrame. To reindex means to conform the data to match a given set of labels along a particular axis. Multiple operations can be…
Yii – Behaviors
Behaviors are instances of the yii\base\Behavior class. A behavior injects its methods and properties to the component it is attached to. Behaviors can also respond to the events triggered by…
Yii – Creating Event
In this chapter we will see to create an event in Yii. To show events in action, we need data. Preparing the DB Step 1 − Create a new database. Database…
Yii – Events
You can use events to inject custom code at certain execution points. You can attach custom code to an event, and when the event is triggered, the code gets executed. For example,…
Yii – Events
The GridView widget takes data from a data provider and presents data in the form of a table. Each row of the table represents a single data item, and a…
- Go to the previous page
- 1
- …
- 437
- 438
- 439
- 440
- 441
- 442
- 443
- …
- 739
- Go to the next page