If one gets annoyed easily for small issues that projects you are having challenges to handle your emotions. At the age of 27, you must be working,  probably married too and need to handle your personal and professional life on your own. When things are not meeting your expectations OR you were depending on others all these years and now you have to do things on your own; there is an element of helplessness. First break down all the challenges that you are facing currently and handle one thing at a time. Move from your emotional domain to intellectual domain and think practically. Seek help of a Counsellor in your city who can help you.