title: How to replace single quotes to double quotes in bash?
body: <p>i have a following string:</p>
  
  <pre><code> {"name":"ram","details":[{'subjects':{'service_location':'c:/A.exe','url':'http://A.zip'}}]}
  </code></pre>
  
  <p>In the above string few strings have single quotes around them. so, how can i replace single quotes with double quotes in the above string and get as follows:</p>
  
  <pre><code> {"name":"ram","details":[{"subjects":{"service_location":"c:/A.exe","url":"http://A.zip"}}]}
  </code></pre>