Small Details to Remember in Everyday Development

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1. With try…catch, simply avoiding another throw is not enough. Remember to record the exception in the logs using a logger.

2. When iterating over a map, entrySet is more efficient than keySet and gives access to both the key and the value. Look up examples if you need the exact usage.

3. When searching a string with indexof, prefer single quotes—’ ‘—where possible; this is more efficient than double quotes.