Pete Goodliffe's Becoming a Better Programmer: A Handbook for People Who Care PDF

By Pete Goodliffe

ISBN-10: 1491905530

ISBN-13: 9781491905531

If you're captivated with programming and wish to recover at it, you've come to the correct resource. Code Craft writer Pete Goodliffe provides a suite of necessary ideas and ways to the artwork and craft of programming that may support improve your occupation and your well-being.

Goodliffe offers sound recommendation that he's realized in 15 years programming. The book's standalone chapters span the variety of a software program developer's life—dealing with code, studying the exchange, and bettering performance—with no language or bias. even if you're a pro developer, a neophyte specialist, or a hobbyist, you'll locate important tips in 5 self sufficient categories:

- Code-level concepts for crafting strains of code, trying out, debugging, and dealing with complexity
- Practices, techniques, and attitudes: hold it easy, collaborate good, reuse, and create malleable code
- strategies for studying successfully, behaving ethically, discovering, and keeping off stagnation
- useful how you can whole issues: use the fitting instruments, recognize what "done" appears like, and search support from colleagues
- behavior for operating good with others, and pursuing improvement as a social job

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Additional resources for Becoming a Better Programmer: A Handbook for People Who Care About Code

Sample text

From a standing start, how could he rapidly become productive? It’s a common situation; one which we all face from time to time. If you don’t, then you need to see more code and move on to new projects more often. ) Coming into any large existing codebase is hard. , its tests and documentation) You need to learn this quickly, as you don’t want your first changes to be too embar‐ rassing, accidentally duplicate existing work, or break something elsewhere.

The code itself says what and how. A comment should explain why—but only if it’s not already clear. It’s also common to enter a crufty codebase and see “old” code that has been surgically removed by commenting it out. Don’t do this; it’s the sign of someone who wasn’t brave enough to perform the surgical extraction completely, or who didn’t really understand what they were doing and thought that they might have to graft the code back in later. Remove code completely. You can always get it back afterwards from your source control system.

Dead Code If you don’t maintain it, your code can rot. And it can also die. Dead code is code that is never run, that can never be reached. That has no life. Tell your code to get a life, or get lost. These examples both contain dead code sections that aren’t immediately obvious if you quickly glance over them: if (size == 0) { // ... 20 lines of malarkey ... 22 | Chapter 3: Write Less Code! for (int n = 0; n < size; ++n) { // this code will never run } // ... 20 more lines of shenanigans ... } and void loop(char *str) { size_t length = strlen(str); if (length == 0) return; for (size_t n = 0; n < length; n++) { if (str[n] == '\0') { // this code will never run } } if (length) return; // neither will this code } Other manifestations of dead code include: • Functions that are never called • Variables that are written but never read • Parameters passed to an internal method that are never used • Enums, structs, classes, or interfaces that are never used Comments Sadly, the world is riddled with awful code comments.

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Becoming a Better Programmer: A Handbook for People Who Care About Code by Pete Goodliffe


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