It's impossible to create programs without a core set of software tools; you'd be stuck without an editor or compiler. There are other tools that you can get by without, but that are still genuinely useful. In order to improve your productivity, code quality, and craftsmanship, it's good to pay a little attention to the tools you're currently using and find out what they can really do.
When you understand how your tools work and which tool to use for which job, you are better able to produce code that works properly—and produce it more quickly. Smarter tool use will make you a smarter programmer.
Know your common tools inside out. A little time invested to become proficient with them will quickly pay off.
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