Articles
Practical guides for SmartPlusLab online tools.
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How to Convert TOML to JSON
Enter valid TOML, choose the JSON indentation and key-sorting options, then start the conversion. A successful operation produces a JSON representation, while malformed TOML produces no converted representation. This gives you a structured result without manually recreating the configuration.
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How to Calculate a Tip and Split a Bill
Enter the bill amount, tip percentage, and split value, then calculate to see the tip, total, and equal per-person share. The calculator applies its defaults and input-normalization rules before returning those values.
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How to Convert a Time Between Time Zones
Enter a time plus supported source and destination timezone abbreviations, then choose 24-hour or 12-hour output. The converter applies its configured offset difference and formats the destination time accordingly.
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How to Convert Unix Timestamps to Dates and Back
Use the default mode to convert a Unix timestamp into UTC and local date/time values, or switch modes to convert a date string in a recognized format into a Unix timestamp.
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How to Convert Time Zones for a Specific Date and Time
Enter one or more comma-separated locations and an optional reference time, then review the local date, time, offset, and timezone details for each valid entry. For consistent results, supply a specific ISO-8601 datetime with an offset.
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How to Convert Time to Decimal Hours and Minutes
Enter a two- or three-component colon-separated value to receive decimal hours, decimal minutes, and total seconds. For the reverse calculation, use decimal-to-time mode and provide a floating-point value, with the minutes unit when appropriate.
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How to Wrap Text at a Set Width and Add Line Numbers
Enter text, choose a width from 10 to 500 for non-empty input, and optionally enable line numbering. The tool wraps each newline-separated line by spaces and returns the processed text with line metadata.
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How to Truncate Text by Characters, Words, or Sentences
Paste your text, choose a character, word, or sentence limit, select the matching mode, and run the truncation. Add a custom suffix when you want shortened output to carry a visible continuation marker.
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How to Generate SSML from Plain Text
Enter plain text, select a voice and speech controls, then generate SSML markup for use with a text-to-speech engine. The result is structured markup rather than an audio recording.
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Analyze text statistics
Paste a passage into the optional text field and run the analysis to receive counts, word-frequency details, character categories, readability information when eligible, and time estimates.
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How to Use Text Stats for Word and Character Counts
Paste a passage into Text Stats and review its counts, averages, readability result, and time estimates. Empty or whitespace-only input is accepted, with zero counts and time estimates and readability marked unavailable.
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How to Sort Multiline Text by Alphabet, Length, or Number
Paste one item per line, choose an ordering mode, adjust trimming or duplicate handling, and run the tool. Check the selected mode and numeric conversion behavior before relying on the final order.