Software Design5.1Basic and Power Tools(Pragmatic Programmer, Chapter 3)z Choose one editor and know it wellYou need to be proficient. Simply typing linearly and using a mouse to cut and paste is not enough. You just can't be as effective that way as you can with a powerful editor under your fingers.z Configurable, Extensible, Programmablez Syntax highlighting, auto-completion, boilerplate, auto-indent, IDE-like features (compile,run)Using notepad is like using a teaspoon as a shovel—simply typing and usinb basic mouse-based cut and paste is not enough.Software Design5.2Use Source Code Controlz Good user interfaces have an UNDO feature, preferably multiple levels of undo, redo¾ How do we get this with our programming efforts?¾ Source control, configuration managementz Once a program is released, what's next?¾ Work on next version¾ Work on bug fixes¾ How to do these simultaneously? Branch source treez How does more than one person work on same program?¾ CVS, concurrent versions systemSoftware Design5.3Debuggingz Origin of word bug¾ That's not a bug, that's a feature¾ Call it an error, a mistake, a fundamental flaw, …z Debugging as problem-solving¾ Don't cast blame, find and fix the bug¾ Resist myopia: don't eliminate symptoms, fix the bugz What code to fix?¾ Compile a clean version, how?z How to fix? Use debugger, code walk-through, eyeballs¾ Read documentation (select system call is broken)Software Design5.4Great Programmingz Everyone else does bad programmingz Everyone else does good programmingz Everyone does mediocre programmingz What is great programming?z What is bad
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