rust debugging with gdb

Started playing and debugging one of my sample app, I install gdb and then if you've created a debug version of your app, the you would be able to use the following command 

gdb --tui ./nwt www.google.com


Then you will see the following screen and the use gdb command to set break point at main.






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The specified initialization vector (IV) does not match the block size for this algorithm

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If you're getting  exception when trying to assigned key to a symmetric key and getting error message below :- The specified initialization vector (IV) does not match the block size for this algorithm And your code probably look like something below :- Then you need to go into debug mode and start looking into the supported size for IV as shown in diagram below :- As you can see, IV is 16 bytes, so you need to provide 16 bytes. The same goes for Key field too, if you're adding anything to it. As long as you provide a valid key size, then we're good and you're code will be ready.
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