Computer 
To dream of a computer represents the expertise, knowledge, and progression of today's world. You are being offered new possibilities and options. This dream may also symbolize your desire to break free from conformity and be able to exude your own personality. You tend to follow the group without offering your ideas or suggestions. You are too passive. Perhaps you feel inferior and unimportant in your role.
To dream that your computer has a mind of its own implies that you fear being unorganized and unable to manage aspects of your life. You may feel burdened and pressured by others and unable to determine your own actions.
To dream that a computer has a virus indicates that there is some aspect of your life that you cannot dominate.
Crickets
To dream of crickets symbolizes self-discovery and reflection. You are looking for advice and direction. To hear crickets in your dream indicates that small issues are causing you distress and frustration.
Cupboard
To dream that you are opening a cupboard implies that you are illuminating some veiled truth or secret.
Diskette
To dream of a diskette suggests that you have received some knowledge that you must build into a situation or other part of your life. It could also represent the method by which thoughts and opinions are passed along through people.
Dressing
To dream that you are having trouble getting dressed suggests that a malicious individual will take up your time and attention so much so that you will be unable to enjoy the better aspects of life.
To dream that you are wearing white indicates that you will have a long life with abundant health and happiness.
Dulcimer
To dream about a dulcimer represents your relaxed thoughts. You believe that your ambitions and hopes will come to fruition.
Envelope
To dream about envelopes suggest a chance or favorable time for something. If the envelopes are unopened, then this represents sadness and chances that have passed you by.
Internet
To dream about the internet signifies your need to connect to a bigger group of people. This also tells of how communication has become very important to you.
Inventor
To dream of an inventor suggests unique and outstanding accomplishments. This indicates your need to bring yourself to a higher level of consciousness.
To dream that you are an inventor signifies your dream of wealth and future success. It also emphasizes your creative side.