How to display line numbers in visual studio

• Click on Tools tab and click on options .It opens a window.
• Expand the text editor node and select the language(For Ex:C#) for which the line numbers have to be displayed or select All languages if you want to apply the settings to all of the languages .
• I wanted to change it for C# so expanded C# node and clicked on General. Check the line numbers option and click OK as shown in the below screenshot.
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eclipse installed but cannot start java returned exit-code = 1

I have got this error in the Android Sdk .The following Fix worked for me.

Edit the eclipse.ini file .Point the vm to the correct jdk.In my system i had two versions of jdk installed. I have pointed it to the initial installed version. Please see the highlighted code in the below screenshot.