If you're looking to enhance your sample app, I recommend incorporating some helpful links into the mix. Consider utilizing monaca for building your app, specifically checking out the "Backend Memo" example at this link.
Manipulating data can be made easier by combining onsen ui, jquery, and angular js within a single application. For guidance on using onsen ui, check out their informative guide at this link. Additionally, explore the various categories in the onsen ui documentation found here. This comprehensive resource will assist you in mastering these tools.
To become proficient with monaca, I strongly recommend experimenting with their sample applications. Don't worry about making mistakes; it's all part of the learning process. Gain insight and knowledge from the resources provided at this page.
A valuable tip that I discovered was using the search bar in the monaca docs to find specific keywords related to my tasks. Proper installation is key—once everything is set up correctly, you'll be able to utilize the features effectively. Understand that calling javascript functions from html will improve over time as you get more familiar with the frameworks. Experiment with combining onsen framework and jquery elements in your project, adjusting how they interact to achieve the desired outcome.