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javascript for the haters
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javascript is a high-level, dynamic, and versatile programming language commonly used for web development. despite its popularity, some developers have mixed feelings about javascript. however, understanding its core concepts and capabilities can help in appreciating its power and flexibility.
here are some key points about javascript:
1. **client-side scripting**: javascript is primarily used for client-side scripting, enabling interactive elements on websites. it can manipulate html elements, handle user events, and dynamically update content without reloading the page.
2. **asynchronous programming**: javascript supports asynchronous programming through features like callbacks, promises, and async/await. this allows handling tasks such as fetching data from servers without blocking the main thread.
3. **dynamic typing**: javascript is a dynamically typed language, meaning variable types are determined at runtime. this can lead to flexibility but also requires careful attention to type handling.
4. **functions as first-class citizens**: functions in javascript are first-class citizens, meaning they can be assigned to variables, passed as arguments, and returned from other functions. this functional programming aspect is powerful for creating reusable and composable code.
5. **support for object-oriented programming**: javascript supports object-oriented programming through prototypes and classes. this allows for creating and managing objects with properties and methods.
now, let's see a code example to demonstrate some of these concepts:
in this example:
- we define a function `fetchdata` that returns a promise which resolves with some data after a delay.
- we then use `async/await` syntax in the `displaydata` function to handle the promise returned by `fetchdata`.
- the `await` keyword waits for the promise to be resolved before continuing execution, allowing us to log the received data to the console.
by understanding and utilizing these features, jav ...
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here are some key points about javascript:
1. **client-side scripting**: javascript is primarily used for client-side scripting, enabling interactive elements on websites. it can manipulate html elements, handle user events, and dynamically update content without reloading the page.
2. **asynchronous programming**: javascript supports asynchronous programming through features like callbacks, promises, and async/await. this allows handling tasks such as fetching data from servers without blocking the main thread.
3. **dynamic typing**: javascript is a dynamically typed language, meaning variable types are determined at runtime. this can lead to flexibility but also requires careful attention to type handling.
4. **functions as first-class citizens**: functions in javascript are first-class citizens, meaning they can be assigned to variables, passed as arguments, and returned from other functions. this functional programming aspect is powerful for creating reusable and composable code.
5. **support for object-oriented programming**: javascript supports object-oriented programming through prototypes and classes. this allows for creating and managing objects with properties and methods.
now, let's see a code example to demonstrate some of these concepts:
in this example:
- we define a function `fetchdata` that returns a promise which resolves with some data after a delay.
- we then use `async/await` syntax in the `displaydata` function to handle the promise returned by `fetchdata`.
- the `await` keyword waits for the promise to be resolved before continuing execution, allowing us to log the received data to the console.
by understanding and utilizing these features, jav ...
#python haters
#python javascript
#python javascript communication
#python javascript transpiler
#python javascript integration
python haters
python javascript
python javascript communication
python javascript transpiler
python javascript integration
python javascript bridge
python javascript parser
python javascript library
python javascript engine
python javascript executor
python javascript interpreter