Scrum Vs Kanban

Scrum and Kanban are two popular Agile methodologies used in software development to manage and improve work processes. Both aim to enhance productivity and deliver quality products, but they have distinct differences.

Scrum is a structured framework that divides the project into small, manageable chunks called ‘sprints,’ typically lasting two to four weeks. Each sprint starts with a planning meeting where the team commits to a set of tasks they aim to complete. Daily stand-up meetings help track progress, and the sprint ends with a review and retrospective to assess what went well and what can be improved. Scrum relies on defined roles such as the Product Owner, Scrum Master, and Development Team, each with specific responsibilities. It’s well-suited for projects with rapidly changing requirements.

Kanban, on the other hand, is more flexible and focuses on visualizing work on a Kanban board, which helps teams monitor the flow of tasks from start to finish. Unlike Scrum, Kanban doesn’t have fixed-length iterations. Instead, work is continuously pulled from the backlog as capacity allows. It emphasizes limiting work in progress (WIP) to avoid overloading team members and to improve focus and efficiency. Kanban is ideal for teams that require a high degree of adaptability and where priorities frequently change.

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For example, in a software development project using Scrum, the team might commit to delivering a new feature in a two-week sprint, with daily meetings to track progress and adapt as needed. In contrast, a team using Kanban might add that feature to their board and work on it alongside other tasks, focusing on completing it efficiently without overloading their capacity.

Salesforce Apex Coding – Best Practices

When it comes to Salesforce Apex coding, adhering to best practices is crucial for writing efficient, maintainable, and scalable code. Here are some key best practices I follow:

Bulkify Your Code: Ensure that your Apex code can handle multiple records at a time. This is important for avoiding governor limits when processing large data sets.

For example:

List<Account> accounts = [SELECT Id, Name FROM Account WHERE Industry = 'Technology'];
for (Account acc : accounts) {
    // Process each account
}

Avoid SOQL Queries Inside Loops: Placing SOQL queries inside loops can quickly hit governor limits. Instead, query the necessary data upfront and then process it.

For example:

// Bad practice
for (Contact c : contacts) {
    List<Account> accounts = [SELECT Id, Name FROM Account WHERE Id = :c.AccountId];
    // Process accounts
}

// Good practice
Set<Id> accountIds = new Set<Id>();
for (Contact c : contacts) {
    accountIds.add(c.AccountId);
}
List<Account> accounts = [SELECT Id, Name FROM Account WHERE Id IN :accountIds];
// Process accounts

Use Collections Efficiently: Utilize lists, sets, and maps to efficiently handle data and reduce the number of SOQL queries.

For example:

Map<Id, Account> accountsMap = new Map<Id, Account>([SELECT Id, Name FROM Account WHERE Industry = 'Technology']);
for (Contact c : contacts) {
    if (accountsMap.containsKey(c.AccountId)) {
        // Process account
    }
}

Proper Error Handling: Use try-catch blocks to handle exceptions and ensure your code can gracefully recover from unexpected errors.

For example:

try {
    // Code that might throw an exception
} catch (Exception e) {
    // Handle the exception
}

Use Test Classes and Code Coverage: Write comprehensive test classes to cover various scenarios and ensure that your code meets the required code coverage (at least 75% in Salesforce).

For example:

@isTest
private class MyTestClass {
    @isTest static void testMyMethod() {
        // Set up test data
        // Call the method being tested
        // Assert the results
    }
}

Follow Naming Conventions: Use clear and consistent naming conventions for variables, methods, and classes to make your code more readable and maintainable. For example, use camelCase for variables and PascalCase for class names.

By following these best practices, you can ensure that your Salesforce Apex code is robust, efficient, and easy to maintain.

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