Update README.md

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@ -2421,8 +2421,8 @@ pip install -r requirements.txt
```bash ```bash
#install the useful jq package #install the useful jq package
#sudo apt-get install jq #sudo apt-get install jq
#e.g. to get all the values of the 'url' key, simply pipe the json to the following jq command #e.g. to get all the values of the 'url' key, simply pipe the json to the following jq command(you can use .[]. to select inner json, i.e jq '.[].url')
jq '.[].url' jq '.url'
``` ```
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